//------------------------------------------------------------------------------
// <auto-generated>
//     This code was generated by a tool.
//     Runtime Version:4.0.30319.17929
//
//     Changes to this file may cause incorrect behavior and will be lost if
//     the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------

#pragma warning disable 1591

namespace ch12_2 {
    
    
    /// <summary>
    ///Represents a strongly typed in-memory cache of data.
    ///</summary>
    [global::System.Serializable()]
    [global::System.ComponentModel.DesignerCategoryAttribute("code")]
    [global::System.ComponentModel.ToolboxItem(true)]
    [global::System.Xml.Serialization.XmlSchemaProviderAttribute("GetTypedDataSetSchema")]
    [global::System.Xml.Serialization.XmlRootAttribute("DataSet1")]
    [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.DataSet")]
    public partial class DataSet1 : global::System.Data.DataSet {
        
        private DataTable1DataTable tableDataTable1;
        
        private global::System.Data.SchemaSerializationMode _schemaSerializationMode = global::System.Data.SchemaSerializationMode.IncludeSchema;
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public DataSet1() {
            this.BeginInit();
            this.InitClass();
            global::System.ComponentModel.CollectionChangeEventHandler schemaChangedHandler = new global::System.ComponentModel.CollectionChangeEventHandler(this.SchemaChanged);
            base.Tables.CollectionChanged += schemaChangedHandler;
            base.Relations.CollectionChanged += schemaChangedHandler;
            this.EndInit();
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        protected DataSet1(global::System.Runtime.Serialization.SerializationInfo info, global::System.Runtime.Serialization.StreamingContext context) : 
                base(info, context, false) {
            if ((this.IsBinarySerialized(info, context) == true)) {
                this.InitVars(false);
                global::System.ComponentModel.CollectionChangeEventHandler schemaChangedHandler1 = new global::System.ComponentModel.CollectionChangeEventHandler(this.SchemaChanged);
                this.Tables.CollectionChanged += schemaChangedHandler1;
                this.Relations.CollectionChanged += schemaChangedHandler1;
                return;
            }
            string strSchema = ((string)(info.GetValue("XmlSchema", typeof(string))));
            if ((this.DetermineSchemaSerializationMode(info, context) == global::System.Data.SchemaSerializationMode.IncludeSchema)) {
                global::System.Data.DataSet ds = new global::System.Data.DataSet();
                ds.ReadXmlSchema(new global::System.Xml.XmlTextReader(new global::System.IO.StringReader(strSchema)));
                if ((ds.Tables["DataTable1"] != null)) {
                    base.Tables.Add(new DataTable1DataTable(ds.Tables["DataTable1"]));
                }
                this.DataSetName = ds.DataSetName;
                this.Prefix = ds.Prefix;
                this.Namespace = ds.Namespace;
                this.Locale = ds.Locale;
                this.CaseSensitive = ds.CaseSensitive;
                this.EnforceConstraints = ds.EnforceConstraints;
                this.Merge(ds, false, global::System.Data.MissingSchemaAction.Add);
                this.InitVars();
            }
            else {
                this.ReadXmlSchema(new global::System.Xml.XmlTextReader(new global::System.IO.StringReader(strSchema)));
            }
            this.GetSerializationData(info, context);
            global::System.ComponentModel.CollectionChangeEventHandler schemaChangedHandler = new global::System.ComponentModel.CollectionChangeEventHandler(this.SchemaChanged);
            base.Tables.CollectionChanged += schemaChangedHandler;
            this.Relations.CollectionChanged += schemaChangedHandler;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        [global::System.ComponentModel.Browsable(false)]
        [global::System.ComponentModel.DesignerSerializationVisibility(global::System.ComponentModel.DesignerSerializationVisibility.Content)]
        public DataTable1DataTable DataTable1 {
            get {
                return this.tableDataTable1;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        [global::System.ComponentModel.BrowsableAttribute(true)]
        [global::System.ComponentModel.DesignerSerializationVisibilityAttribute(global::System.ComponentModel.DesignerSerializationVisibility.Visible)]
        public override global::System.Data.SchemaSerializationMode SchemaSerializationMode {
            get {
                return this._schemaSerializationMode;
            }
            set {
                this._schemaSerializationMode = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        [global::System.ComponentModel.DesignerSerializationVisibilityAttribute(global::System.ComponentModel.DesignerSerializationVisibility.Hidden)]
        public new global::System.Data.DataTableCollection Tables {
            get {
                return base.Tables;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        [global::System.ComponentModel.DesignerSerializationVisibilityAttribute(global::System.ComponentModel.DesignerSerializationVisibility.Hidden)]
        public new global::System.Data.DataRelationCollection Relations {
            get {
                return base.Relations;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        protected override void InitializeDerivedDataSet() {
            this.BeginInit();
            this.InitClass();
            this.EndInit();
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public override global::System.Data.DataSet Clone() {
            DataSet1 cln = ((DataSet1)(base.Clone()));
            cln.InitVars();
            cln.SchemaSerializationMode = this.SchemaSerializationMode;
            return cln;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        protected override bool ShouldSerializeTables() {
            return false;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        protected override bool ShouldSerializeRelations() {
            return false;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        protected override void ReadXmlSerializable(global::System.Xml.XmlReader reader) {
            if ((this.DetermineSchemaSerializationMode(reader) == global::System.Data.SchemaSerializationMode.IncludeSchema)) {
                this.Reset();
                global::System.Data.DataSet ds = new global::System.Data.DataSet();
                ds.ReadXml(reader);
                if ((ds.Tables["DataTable1"] != null)) {
                    base.Tables.Add(new DataTable1DataTable(ds.Tables["DataTable1"]));
                }
                this.DataSetName = ds.DataSetName;
                this.Prefix = ds.Prefix;
                this.Namespace = ds.Namespace;
                this.Locale = ds.Locale;
                this.CaseSensitive = ds.CaseSensitive;
                this.EnforceConstraints = ds.EnforceConstraints;
                this.Merge(ds, false, global::System.Data.MissingSchemaAction.Add);
                this.InitVars();
            }
            else {
                this.ReadXml(reader);
                this.InitVars();
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        protected override global::System.Xml.Schema.XmlSchema GetSchemaSerializable() {
            global::System.IO.MemoryStream stream = new global::System.IO.MemoryStream();
            this.WriteXmlSchema(new global::System.Xml.XmlTextWriter(stream, null));
            stream.Position = 0;
            return global::System.Xml.Schema.XmlSchema.Read(new global::System.Xml.XmlTextReader(stream), null);
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        internal void InitVars() {
            this.InitVars(true);
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        internal void InitVars(bool initTable) {
            this.tableDataTable1 = ((DataTable1DataTable)(base.Tables["DataTable1"]));
            if ((initTable == true)) {
                if ((this.tableDataTable1 != null)) {
                    this.tableDataTable1.InitVars();
                }
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private void InitClass() {
            this.DataSetName = "DataSet1";
            this.Prefix = "";
            this.Namespace = "http://tempuri.org/DataSet1.xsd";
            this.EnforceConstraints = true;
            this.SchemaSerializationMode = global::System.Data.SchemaSerializationMode.IncludeSchema;
            this.tableDataTable1 = new DataTable1DataTable();
            base.Tables.Add(this.tableDataTable1);
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private bool ShouldSerializeDataTable1() {
            return false;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private void SchemaChanged(object sender, global::System.ComponentModel.CollectionChangeEventArgs e) {
            if ((e.Action == global::System.ComponentModel.CollectionChangeAction.Remove)) {
                this.InitVars();
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public static global::System.Xml.Schema.XmlSchemaComplexType GetTypedDataSetSchema(global::System.Xml.Schema.XmlSchemaSet xs) {
            DataSet1 ds = new DataSet1();
            global::System.Xml.Schema.XmlSchemaComplexType type = new global::System.Xml.Schema.XmlSchemaComplexType();
            global::System.Xml.Schema.XmlSchemaSequence sequence = new global::System.Xml.Schema.XmlSchemaSequence();
            global::System.Xml.Schema.XmlSchemaAny any = new global::System.Xml.Schema.XmlSchemaAny();
            any.Namespace = ds.Namespace;
            sequence.Items.Add(any);
            type.Particle = sequence;
            global::System.Xml.Schema.XmlSchema dsSchema = ds.GetSchemaSerializable();
            if (xs.Contains(dsSchema.TargetNamespace)) {
                global::System.IO.MemoryStream s1 = new global::System.IO.MemoryStream();
                global::System.IO.MemoryStream s2 = new global::System.IO.MemoryStream();
                try {
                    global::System.Xml.Schema.XmlSchema schema = null;
                    dsSchema.Write(s1);
                    for (global::System.Collections.IEnumerator schemas = xs.Schemas(dsSchema.TargetNamespace).GetEnumerator(); schemas.MoveNext(); ) {
                        schema = ((global::System.Xml.Schema.XmlSchema)(schemas.Current));
                        s2.SetLength(0);
                        schema.Write(s2);
                        if ((s1.Length == s2.Length)) {
                            s1.Position = 0;
                            s2.Position = 0;
                            for (; ((s1.Position != s1.Length) 
                                        && (s1.ReadByte() == s2.ReadByte())); ) {
                                ;
                            }
                            if ((s1.Position == s1.Length)) {
                                return type;
                            }
                        }
                    }
                }
                finally {
                    if ((s1 != null)) {
                        s1.Close();
                    }
                    if ((s2 != null)) {
                        s2.Close();
                    }
                }
            }
            xs.Add(dsSchema);
            return type;
        }
        
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public delegate void DataTable1RowChangeEventHandler(object sender, DataTable1RowChangeEvent e);
        
        /// <summary>
        ///Represents the strongly named DataTable class.
        ///</summary>
        [global::System.Serializable()]
        [global::System.Xml.Serialization.XmlSchemaProviderAttribute("GetTypedTableSchema")]
        public partial class DataTable1DataTable : global::System.Data.TypedTableBase<DataTable1Row> {
            
            private global::System.Data.DataColumn columncourseId;
            
            private global::System.Data.DataColumn columncourseTitle;
            
            private global::System.Data.DataColumn columncredits;
            
            private global::System.Data.DataColumn columnscore;
            
            private global::System.Data.DataColumn columnstudentId;
            
            private global::System.Data.DataColumn columnfirstName;
            
            private global::System.Data.DataColumn columnlastName;
            
            private global::System.Data.DataColumn columnsex;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public DataTable1DataTable() {
                this.TableName = "DataTable1";
                this.BeginInit();
                this.InitClass();
                this.EndInit();
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            internal DataTable1DataTable(global::System.Data.DataTable table) {
                this.TableName = table.TableName;
                if ((table.CaseSensitive != table.DataSet.CaseSensitive)) {
                    this.CaseSensitive = table.CaseSensitive;
                }
                if ((table.Locale.ToString() != table.DataSet.Locale.ToString())) {
                    this.Locale = table.Locale;
                }
                if ((table.Namespace != table.DataSet.Namespace)) {
                    this.Namespace = table.Namespace;
                }
                this.Prefix = table.Prefix;
                this.MinimumCapacity = table.MinimumCapacity;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            protected DataTable1DataTable(global::System.Runtime.Serialization.SerializationInfo info, global::System.Runtime.Serialization.StreamingContext context) : 
                    base(info, context) {
                this.InitVars();
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public global::System.Data.DataColumn courseIdColumn {
                get {
                    return this.columncourseId;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public global::System.Data.DataColumn courseTitleColumn {
                get {
                    return this.columncourseTitle;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public global::System.Data.DataColumn creditsColumn {
                get {
                    return this.columncredits;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public global::System.Data.DataColumn scoreColumn {
                get {
                    return this.columnscore;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public global::System.Data.DataColumn studentIdColumn {
                get {
                    return this.columnstudentId;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public global::System.Data.DataColumn firstNameColumn {
                get {
                    return this.columnfirstName;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public global::System.Data.DataColumn lastNameColumn {
                get {
                    return this.columnlastName;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public global::System.Data.DataColumn sexColumn {
                get {
                    return this.columnsex;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            [global::System.ComponentModel.Browsable(false)]
            public int Count {
                get {
                    return this.Rows.Count;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public DataTable1Row this[int index] {
                get {
                    return ((DataTable1Row)(this.Rows[index]));
                }
            }
            
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public event DataTable1RowChangeEventHandler DataTable1RowChanging;
            
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public event DataTable1RowChangeEventHandler DataTable1RowChanged;
            
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public event DataTable1RowChangeEventHandler DataTable1RowDeleting;
            
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public event DataTable1RowChangeEventHandler DataTable1RowDeleted;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public void AddDataTable1Row(DataTable1Row row) {
                this.Rows.Add(row);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public DataTable1Row AddDataTable1Row(int courseId, string courseTitle, int credits, double score, int studentId, string firstName, string lastName, bool sex) {
                DataTable1Row rowDataTable1Row = ((DataTable1Row)(this.NewRow()));
                object[] columnValuesArray = new object[] {
                        courseId,
                        courseTitle,
                        credits,
                        score,
                        studentId,
                        firstName,
                        lastName,
                        sex};
                rowDataTable1Row.ItemArray = columnValuesArray;
                this.Rows.Add(rowDataTable1Row);
                return rowDataTable1Row;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public override global::System.Data.DataTable Clone() {
                DataTable1DataTable cln = ((DataTable1DataTable)(base.Clone()));
                cln.InitVars();
                return cln;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            protected override global::System.Data.DataTable CreateInstance() {
                return new DataTable1DataTable();
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            internal void InitVars() {
                this.columncourseId = base.Columns["courseId"];
                this.columncourseTitle = base.Columns["courseTitle"];
                this.columncredits = base.Columns["credits"];
                this.columnscore = base.Columns["score"];
                this.columnstudentId = base.Columns["studentId"];
                this.columnfirstName = base.Columns["firstName"];
                this.columnlastName = base.Columns["lastName"];
                this.columnsex = base.Columns["sex"];
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            private void InitClass() {
                this.columncourseId = new global::System.Data.DataColumn("courseId", typeof(int), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.columncourseId);
                this.columncourseTitle = new global::System.Data.DataColumn("courseTitle", typeof(string), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.columncourseTitle);
                this.columncredits = new global::System.Data.DataColumn("credits", typeof(int), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.columncredits);
                this.columnscore = new global::System.Data.DataColumn("score", typeof(double), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.columnscore);
                this.columnstudentId = new global::System.Data.DataColumn("studentId", typeof(int), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.columnstudentId);
                this.columnfirstName = new global::System.Data.DataColumn("firstName", typeof(string), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.columnfirstName);
                this.columnlastName = new global::System.Data.DataColumn("lastName", typeof(string), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.columnlastName);
                this.columnsex = new global::System.Data.DataColumn("sex", typeof(bool), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.columnsex);
                this.columncourseId.AllowDBNull = false;
                this.columncourseTitle.AllowDBNull = false;
                this.columncourseTitle.MaxLength = 20;
                this.columnscore.AllowDBNull = false;
                this.columnstudentId.AllowDBNull = false;
                this.columnfirstName.AllowDBNull = false;
                this.columnfirstName.MaxLength = 20;
                this.columnlastName.AllowDBNull = false;
                this.columnlastName.MaxLength = 20;
                this.columnsex.AllowDBNull = false;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public DataTable1Row NewDataTable1Row() {
                return ((DataTable1Row)(this.NewRow()));
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            protected override global::System.Data.DataRow NewRowFromBuilder(global::System.Data.DataRowBuilder builder) {
                return new DataTable1Row(builder);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            protected override global::System.Type GetRowType() {
                return typeof(DataTable1Row);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            protected override void OnRowChanged(global::System.Data.DataRowChangeEventArgs e) {
                base.OnRowChanged(e);
                if ((this.DataTable1RowChanged != null)) {
                    this.DataTable1RowChanged(this, new DataTable1RowChangeEvent(((DataTable1Row)(e.Row)), e.Action));
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            protected override void OnRowChanging(global::System.Data.DataRowChangeEventArgs e) {
                base.OnRowChanging(e);
                if ((this.DataTable1RowChanging != null)) {
                    this.DataTable1RowChanging(this, new DataTable1RowChangeEvent(((DataTable1Row)(e.Row)), e.Action));
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            protected override void OnRowDeleted(global::System.Data.DataRowChangeEventArgs e) {
                base.OnRowDeleted(e);
                if ((this.DataTable1RowDeleted != null)) {
                    this.DataTable1RowDeleted(this, new DataTable1RowChangeEvent(((DataTable1Row)(e.Row)), e.Action));
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            protected override void OnRowDeleting(global::System.Data.DataRowChangeEventArgs e) {
                base.OnRowDeleting(e);
                if ((this.DataTable1RowDeleting != null)) {
                    this.DataTable1RowDeleting(this, new DataTable1RowChangeEvent(((DataTable1Row)(e.Row)), e.Action));
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public void RemoveDataTable1Row(DataTable1Row row) {
                this.Rows.Remove(row);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public static global::System.Xml.Schema.XmlSchemaComplexType GetTypedTableSchema(global::System.Xml.Schema.XmlSchemaSet xs) {
                global::System.Xml.Schema.XmlSchemaComplexType type = new global::System.Xml.Schema.XmlSchemaComplexType();
                global::System.Xml.Schema.XmlSchemaSequence sequence = new global::System.Xml.Schema.XmlSchemaSequence();
                DataSet1 ds = new DataSet1();
                global::System.Xml.Schema.XmlSchemaAny any1 = new global::System.Xml.Schema.XmlSchemaAny();
                any1.Namespace = "http://www.w3.org/2001/XMLSchema";
                any1.MinOccurs = new decimal(0);
                any1.MaxOccurs = decimal.MaxValue;
                any1.ProcessContents = global::System.Xml.Schema.XmlSchemaContentProcessing.Lax;
                sequence.Items.Add(any1);
                global::System.Xml.Schema.XmlSchemaAny any2 = new global::System.Xml.Schema.XmlSchemaAny();
                any2.Namespace = "urn:schemas-microsoft-com:xml-diffgram-v1";
                any2.MinOccurs = new decimal(1);
                any2.ProcessContents = global::System.Xml.Schema.XmlSchemaContentProcessing.Lax;
                sequence.Items.Add(any2);
                global::System.Xml.Schema.XmlSchemaAttribute attribute1 = new global::System.Xml.Schema.XmlSchemaAttribute();
                attribute1.Name = "namespace";
                attribute1.FixedValue = ds.Namespace;
                type.Attributes.Add(attribute1);
                global::System.Xml.Schema.XmlSchemaAttribute attribute2 = new global::System.Xml.Schema.XmlSchemaAttribute();
                attribute2.Name = "tableTypeName";
                attribute2.FixedValue = "DataTable1DataTable";
                type.Attributes.Add(attribute2);
                type.Particle = sequence;
                global::System.Xml.Schema.XmlSchema dsSchema = ds.GetSchemaSerializable();
                if (xs.Contains(dsSchema.TargetNamespace)) {
                    global::System.IO.MemoryStream s1 = new global::System.IO.MemoryStream();
                    global::System.IO.MemoryStream s2 = new global::System.IO.MemoryStream();
                    try {
                        global::System.Xml.Schema.XmlSchema schema = null;
                        dsSchema.Write(s1);
                        for (global::System.Collections.IEnumerator schemas = xs.Schemas(dsSchema.TargetNamespace).GetEnumerator(); schemas.MoveNext(); ) {
                            schema = ((global::System.Xml.Schema.XmlSchema)(schemas.Current));
                            s2.SetLength(0);
                            schema.Write(s2);
                            if ((s1.Length == s2.Length)) {
                                s1.Position = 0;
                                s2.Position = 0;
                                for (; ((s1.Position != s1.Length) 
                                            && (s1.ReadByte() == s2.ReadByte())); ) {
                                    ;
                                }
                                if ((s1.Position == s1.Length)) {
                                    return type;
                                }
                            }
                        }
                    }
                    finally {
                        if ((s1 != null)) {
                            s1.Close();
                        }
                        if ((s2 != null)) {
                            s2.Close();
                        }
                    }
                }
                xs.Add(dsSchema);
                return type;
            }
        }
        
        /// <summary>
        ///Represents strongly named DataRow class.
        ///</summary>
        public partial class DataTable1Row : global::System.Data.DataRow {
            
            private DataTable1DataTable tableDataTable1;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            internal DataTable1Row(global::System.Data.DataRowBuilder rb) : 
                    base(rb) {
                this.tableDataTable1 = ((DataTable1DataTable)(this.Table));
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public int courseId {
                get {
                    return ((int)(this[this.tableDataTable1.courseIdColumn]));
                }
                set {
                    this[this.tableDataTable1.courseIdColumn] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public string courseTitle {
                get {
                    return ((string)(this[this.tableDataTable1.courseTitleColumn]));
                }
                set {
                    this[this.tableDataTable1.courseTitleColumn] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public int credits {
                get {
                    try {
                        return ((int)(this[this.tableDataTable1.creditsColumn]));
                    }
                    catch (global::System.InvalidCastException e) {
                        throw new global::System.Data.StrongTypingException("The value for column \'credits\' in table \'DataTable1\' is DBNull.", e);
                    }
                }
                set {
                    this[this.tableDataTable1.creditsColumn] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public double score {
                get {
                    return ((double)(this[this.tableDataTable1.scoreColumn]));
                }
                set {
                    this[this.tableDataTable1.scoreColumn] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public int studentId {
                get {
                    return ((int)(this[this.tableDataTable1.studentIdColumn]));
                }
                set {
                    this[this.tableDataTable1.studentIdColumn] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public string firstName {
                get {
                    return ((string)(this[this.tableDataTable1.firstNameColumn]));
                }
                set {
                    this[this.tableDataTable1.firstNameColumn] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public string lastName {
                get {
                    return ((string)(this[this.tableDataTable1.lastNameColumn]));
                }
                set {
                    this[this.tableDataTable1.lastNameColumn] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public bool sex {
                get {
                    return ((bool)(this[this.tableDataTable1.sexColumn]));
                }
                set {
                    this[this.tableDataTable1.sexColumn] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public bool IscreditsNull() {
                return this.IsNull(this.tableDataTable1.creditsColumn);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public void SetcreditsNull() {
                this[this.tableDataTable1.creditsColumn] = global::System.Convert.DBNull;
            }
        }
        
        /// <summary>
        ///Row event argument class
        ///</summary>
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public class DataTable1RowChangeEvent : global::System.EventArgs {
            
            private DataTable1Row eventRow;
            
            private global::System.Data.DataRowAction eventAction;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public DataTable1RowChangeEvent(DataTable1Row row, global::System.Data.DataRowAction action) {
                this.eventRow = row;
                this.eventAction = action;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public DataTable1Row Row {
                get {
                    return this.eventRow;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public global::System.Data.DataRowAction Action {
                get {
                    return this.eventAction;
                }
            }
        }
    }
}
namespace ch12_2.DataSet1TableAdapters {
    
    
    /// <summary>
    ///Represents the connection and commands used to retrieve and save data.
    ///</summary>
    [global::System.ComponentModel.DesignerCategoryAttribute("code")]
    [global::System.ComponentModel.ToolboxItem(true)]
    [global::System.ComponentModel.DataObjectAttribute(true)]
    [global::System.ComponentModel.DesignerAttribute("Microsoft.VSDesigner.DataSource.Design.TableAdapterDesigner, Microsoft.VSDesigner" +
        ", Version=10.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
    [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
    public partial class DataTable1TableAdapter : global::System.ComponentModel.Component {
        
        private global::System.Data.SqlClient.SqlDataAdapter _adapter;
        
        private global::System.Data.SqlClient.SqlConnection _connection;
        
        private global::System.Data.SqlClient.SqlTransaction _transaction;
        
        private global::System.Data.SqlClient.SqlCommand[] _commandCollection;
        
        private bool _clearBeforeFill;
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public DataTable1TableAdapter() {
            this.ClearBeforeFill = true;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        protected internal global::System.Data.SqlClient.SqlDataAdapter Adapter {
            get {
                if ((this._adapter == null)) {
                    this.InitAdapter();
                }
                return this._adapter;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        internal global::System.Data.SqlClient.SqlConnection Connection {
            get {
                if ((this._connection == null)) {
                    this.InitConnection();
                }
                return this._connection;
            }
            set {
                this._connection = value;
                if ((this.Adapter.InsertCommand != null)) {
                    this.Adapter.InsertCommand.Connection = value;
                }
                if ((this.Adapter.DeleteCommand != null)) {
                    this.Adapter.DeleteCommand.Connection = value;
                }
                if ((this.Adapter.UpdateCommand != null)) {
                    this.Adapter.UpdateCommand.Connection = value;
                }
                for (int i = 0; (i < this.CommandCollection.Length); i = (i + 1)) {
                    if ((this.CommandCollection[i] != null)) {
                        ((global::System.Data.SqlClient.SqlCommand)(this.CommandCollection[i])).Connection = value;
                    }
                }
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        internal global::System.Data.SqlClient.SqlTransaction Transaction {
            get {
                return this._transaction;
            }
            set {
                this._transaction = value;
                for (int i = 0; (i < this.CommandCollection.Length); i = (i + 1)) {
                    this.CommandCollection[i].Transaction = this._transaction;
                }
                if (((this.Adapter != null) 
                            && (this.Adapter.DeleteCommand != null))) {
                    this.Adapter.DeleteCommand.Transaction = this._transaction;
                }
                if (((this.Adapter != null) 
                            && (this.Adapter.InsertCommand != null))) {
                    this.Adapter.InsertCommand.Transaction = this._transaction;
                }
                if (((this.Adapter != null) 
                            && (this.Adapter.UpdateCommand != null))) {
                    this.Adapter.UpdateCommand.Transaction = this._transaction;
                }
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        protected global::System.Data.SqlClient.SqlCommand[] CommandCollection {
            get {
                if ((this._commandCollection == null)) {
                    this.InitCommandCollection();
                }
                return this._commandCollection;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public bool ClearBeforeFill {
            get {
                return this._clearBeforeFill;
            }
            set {
                this._clearBeforeFill = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private void InitAdapter() {
            this._adapter = new global::System.Data.SqlClient.SqlDataAdapter();
            global::System.Data.Common.DataTableMapping tableMapping = new global::System.Data.Common.DataTableMapping();
            tableMapping.SourceTable = "Table";
            tableMapping.DataSetTable = "DataTable1";
            tableMapping.ColumnMappings.Add("courseId", "courseId");
            tableMapping.ColumnMappings.Add("courseTitle", "courseTitle");
            tableMapping.ColumnMappings.Add("credits", "credits");
            tableMapping.ColumnMappings.Add("score", "score");
            tableMapping.ColumnMappings.Add("studentId", "studentId");
            tableMapping.ColumnMappings.Add("firstName", "firstName");
            tableMapping.ColumnMappings.Add("lastName", "lastName");
            tableMapping.ColumnMappings.Add("sex", "sex");
            this._adapter.TableMappings.Add(tableMapping);
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private void InitConnection() {
            this._connection = new global::System.Data.SqlClient.SqlConnection();
            this._connection.ConnectionString = global::ch12_2.Properties.Settings.Default.UniversityConnectionString;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private void InitCommandCollection() {
            this._commandCollection = new global::System.Data.SqlClient.SqlCommand[1];
            this._commandCollection[0] = new global::System.Data.SqlClient.SqlCommand();
            this._commandCollection[0].Connection = this.Connection;
            this._commandCollection[0].CommandText = @"SELECT Courses.courseId, Courses.courseTitle, Courses.credits, Grades.score, Students.studentId, Students.firstName, Students.lastName, 
                  Students.sex
FROM     Courses INNER JOIN
                  Grades ON Courses.courseId = Grades.courseId INNER JOIN
                  Students ON Grades.studentId = Students.studentId";
            this._commandCollection[0].CommandType = global::System.Data.CommandType.Text;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
        [global::System.ComponentModel.DataObjectMethodAttribute(global::System.ComponentModel.DataObjectMethodType.Fill, true)]
        public virtual int Fill(DataSet1.DataTable1DataTable dataTable) {
            this.Adapter.SelectCommand = this.CommandCollection[0];
            if ((this.ClearBeforeFill == true)) {
                dataTable.Clear();
            }
            int returnValue = this.Adapter.Fill(dataTable);
            return returnValue;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
        [global::System.ComponentModel.DataObjectMethodAttribute(global::System.ComponentModel.DataObjectMethodType.Select, true)]
        public virtual DataSet1.DataTable1DataTable GetData() {
            this.Adapter.SelectCommand = this.CommandCollection[0];
            DataSet1.DataTable1DataTable dataTable = new DataSet1.DataTable1DataTable();
            this.Adapter.Fill(dataTable);
            return dataTable;
        }
    }
    
    /// <summary>
    ///TableAdapterManager is used to coordinate TableAdapters in the dataset to enable Hierarchical Update scenarios
    ///</summary>
    [global::System.ComponentModel.DesignerCategoryAttribute("code")]
    [global::System.ComponentModel.ToolboxItem(true)]
    [global::System.ComponentModel.DesignerAttribute("Microsoft.VSDesigner.DataSource.Design.TableAdapterManagerDesigner, Microsoft.VSD" +
        "esigner, Version=10.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
    [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapterManager")]
    public partial class TableAdapterManager : global::System.ComponentModel.Component {
        
        private UpdateOrderOption _updateOrder;
        
        private bool _backupDataSetBeforeUpdate;
        
        private global::System.Data.IDbConnection _connection;
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public UpdateOrderOption UpdateOrder {
            get {
                return this._updateOrder;
            }
            set {
                this._updateOrder = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public bool BackupDataSetBeforeUpdate {
            get {
                return this._backupDataSetBeforeUpdate;
            }
            set {
                this._backupDataSetBeforeUpdate = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        [global::System.ComponentModel.Browsable(false)]
        public global::System.Data.IDbConnection Connection {
            get {
                if ((this._connection != null)) {
                    return this._connection;
                }
                return null;
            }
            set {
                this._connection = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        [global::System.ComponentModel.Browsable(false)]
        public int TableAdapterInstanceCount {
            get {
                int count = 0;
                return count;
            }
        }
        
        /// <summary>
        ///Update rows in top-down order.
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private int UpdateUpdatedRows(DataSet1 dataSet, global::System.Collections.Generic.List<global::System.Data.DataRow> allChangedRows, global::System.Collections.Generic.List<global::System.Data.DataRow> allAddedRows) {
            int result = 0;
            return result;
        }
        
        /// <summary>
        ///Insert rows in top-down order.
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private int UpdateInsertedRows(DataSet1 dataSet, global::System.Collections.Generic.List<global::System.Data.DataRow> allAddedRows) {
            int result = 0;
            return result;
        }
        
        /// <summary>
        ///Delete rows in bottom-up order.
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private int UpdateDeletedRows(DataSet1 dataSet, global::System.Collections.Generic.List<global::System.Data.DataRow> allChangedRows) {
            int result = 0;
            return result;
        }
        
        /// <summary>
        ///Remove inserted rows that become updated rows after calling TableAdapter.Update(inserted rows) first
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private global::System.Data.DataRow[] GetRealUpdatedRows(global::System.Data.DataRow[] updatedRows, global::System.Collections.Generic.List<global::System.Data.DataRow> allAddedRows) {
            if (((updatedRows == null) 
                        || (updatedRows.Length < 1))) {
                return updatedRows;
            }
            if (((allAddedRows == null) 
                        || (allAddedRows.Count < 1))) {
                return updatedRows;
            }
            global::System.Collections.Generic.List<global::System.Data.DataRow> realUpdatedRows = new global::System.Collections.Generic.List<global::System.Data.DataRow>();
            for (int i = 0; (i < updatedRows.Length); i = (i + 1)) {
                global::System.Data.DataRow row = updatedRows[i];
                if ((allAddedRows.Contains(row) == false)) {
                    realUpdatedRows.Add(row);
                }
            }
            return realUpdatedRows.ToArray();
        }
        
        /// <summary>
        ///Update all changes to the dataset.
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public virtual int UpdateAll(DataSet1 dataSet) {
            if ((dataSet == null)) {
                throw new global::System.ArgumentNullException("dataSet");
            }
            if ((dataSet.HasChanges() == false)) {
                return 0;
            }
            global::System.Data.IDbConnection workConnection = this.Connection;
            if ((workConnection == null)) {
                throw new global::System.ApplicationException("TableAdapterManager contains no connection information. Set each TableAdapterMana" +
                        "ger TableAdapter property to a valid TableAdapter instance.");
            }
            bool workConnOpened = false;
            if (((workConnection.State & global::System.Data.ConnectionState.Broken) 
                        == global::System.Data.ConnectionState.Broken)) {
                workConnection.Close();
            }
            if ((workConnection.State == global::System.Data.ConnectionState.Closed)) {
                workConnection.Open();
                workConnOpened = true;
            }
            global::System.Data.IDbTransaction workTransaction = workConnection.BeginTransaction();
            if ((workTransaction == null)) {
                throw new global::System.ApplicationException("The transaction cannot begin. The current data connection does not support transa" +
                        "ctions or the current state is not allowing the transaction to begin.");
            }
            global::System.Collections.Generic.List<global::System.Data.DataRow> allChangedRows = new global::System.Collections.Generic.List<global::System.Data.DataRow>();
            global::System.Collections.Generic.List<global::System.Data.DataRow> allAddedRows = new global::System.Collections.Generic.List<global::System.Data.DataRow>();
            global::System.Collections.Generic.List<global::System.Data.Common.DataAdapter> adaptersWithAcceptChangesDuringUpdate = new global::System.Collections.Generic.List<global::System.Data.Common.DataAdapter>();
            global::System.Collections.Generic.Dictionary<object, global::System.Data.IDbConnection> revertConnections = new global::System.Collections.Generic.Dictionary<object, global::System.Data.IDbConnection>();
            int result = 0;
            global::System.Data.DataSet backupDataSet = null;
            if (this.BackupDataSetBeforeUpdate) {
                backupDataSet = new global::System.Data.DataSet();
                backupDataSet.Merge(dataSet);
            }
            try {
                // ---- Prepare for update -----------
                //
                // 
                //---- Perform updates -----------
                //
                if ((this.UpdateOrder == UpdateOrderOption.UpdateInsertDelete)) {
                    result = (result + this.UpdateUpdatedRows(dataSet, allChangedRows, allAddedRows));
                    result = (result + this.UpdateInsertedRows(dataSet, allAddedRows));
                }
                else {
                    result = (result + this.UpdateInsertedRows(dataSet, allAddedRows));
                    result = (result + this.UpdateUpdatedRows(dataSet, allChangedRows, allAddedRows));
                }
                result = (result + this.UpdateDeletedRows(dataSet, allChangedRows));
                // 
                //---- Commit updates -----------
                //
                workTransaction.Commit();
                if ((0 < allAddedRows.Count)) {
                    global::System.Data.DataRow[] rows = new System.Data.DataRow[allAddedRows.Count];
                    allAddedRows.CopyTo(rows);
                    for (int i = 0; (i < rows.Length); i = (i + 1)) {
                        global::System.Data.DataRow row = rows[i];
                        row.AcceptChanges();
                    }
                }
                if ((0 < allChangedRows.Count)) {
                    global::System.Data.DataRow[] rows = new System.Data.DataRow[allChangedRows.Count];
                    allChangedRows.CopyTo(rows);
                    for (int i = 0; (i < rows.Length); i = (i + 1)) {
                        global::System.Data.DataRow row = rows[i];
                        row.AcceptChanges();
                    }
                }
            }
            catch (global::System.Exception ex) {
                workTransaction.Rollback();
                // ---- Restore the dataset -----------
                if (this.BackupDataSetBeforeUpdate) {
                    global::System.Diagnostics.Debug.Assert((backupDataSet != null));
                    dataSet.Clear();
                    dataSet.Merge(backupDataSet);
                }
                else {
                    if ((0 < allAddedRows.Count)) {
                        global::System.Data.DataRow[] rows = new System.Data.DataRow[allAddedRows.Count];
                        allAddedRows.CopyTo(rows);
                        for (int i = 0; (i < rows.Length); i = (i + 1)) {
                            global::System.Data.DataRow row = rows[i];
                            row.AcceptChanges();
                            row.SetAdded();
                        }
                    }
                }
                throw ex;
            }
            finally {
                if (workConnOpened) {
                    workConnection.Close();
                }
                if ((0 < adaptersWithAcceptChangesDuringUpdate.Count)) {
                    global::System.Data.Common.DataAdapter[] adapters = new System.Data.Common.DataAdapter[adaptersWithAcceptChangesDuringUpdate.Count];
                    adaptersWithAcceptChangesDuringUpdate.CopyTo(adapters);
                    for (int i = 0; (i < adapters.Length); i = (i + 1)) {
                        global::System.Data.Common.DataAdapter adapter = adapters[i];
                        adapter.AcceptChangesDuringUpdate = true;
                    }
                }
            }
            return result;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        protected virtual void SortSelfReferenceRows(global::System.Data.DataRow[] rows, global::System.Data.DataRelation relation, bool childFirst) {
            global::System.Array.Sort<global::System.Data.DataRow>(rows, new SelfReferenceComparer(relation, childFirst));
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        protected virtual bool MatchTableAdapterConnection(global::System.Data.IDbConnection inputConnection) {
            if ((this._connection != null)) {
                return true;
            }
            if (((this.Connection == null) 
                        || (inputConnection == null))) {
                return true;
            }
            if (string.Equals(this.Connection.ConnectionString, inputConnection.ConnectionString, global::System.StringComparison.Ordinal)) {
                return true;
            }
            return false;
        }
        
        /// <summary>
        ///Update Order Option
        ///</summary>
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        public enum UpdateOrderOption {
            
            InsertUpdateDelete = 0,
            
            UpdateInsertDelete = 1,
        }
        
        /// <summary>
        ///Used to sort self-referenced table's rows
        ///</summary>
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
        private class SelfReferenceComparer : object, global::System.Collections.Generic.IComparer<global::System.Data.DataRow> {
            
            private global::System.Data.DataRelation _relation;
            
            private int _childFirst;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            internal SelfReferenceComparer(global::System.Data.DataRelation relation, bool childFirst) {
                this._relation = relation;
                if (childFirst) {
                    this._childFirst = -1;
                }
                else {
                    this._childFirst = 1;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            private global::System.Data.DataRow GetRoot(global::System.Data.DataRow row, out int distance) {
                global::System.Diagnostics.Debug.Assert((row != null));
                global::System.Data.DataRow root = row;
                distance = 0;

                global::System.Collections.Generic.IDictionary<global::System.Data.DataRow, global::System.Data.DataRow> traversedRows = new global::System.Collections.Generic.Dictionary<global::System.Data.DataRow, global::System.Data.DataRow>();
                traversedRows[row] = row;

                global::System.Data.DataRow parent = row.GetParentRow(this._relation, global::System.Data.DataRowVersion.Default);
                for (
                ; ((parent != null) 
                            && (traversedRows.ContainsKey(parent) == false)); 
                ) {
                    distance = (distance + 1);
                    root = parent;
                    traversedRows[parent] = parent;
                    parent = parent.GetParentRow(this._relation, global::System.Data.DataRowVersion.Default);
                }

                if ((distance == 0)) {
                    traversedRows.Clear();
                    traversedRows[row] = row;
                    parent = row.GetParentRow(this._relation, global::System.Data.DataRowVersion.Original);
                    for (
                    ; ((parent != null) 
                                && (traversedRows.ContainsKey(parent) == false)); 
                    ) {
                        distance = (distance + 1);
                        root = parent;
                        traversedRows[parent] = parent;
                        parent = parent.GetParentRow(this._relation, global::System.Data.DataRowVersion.Original);
                    }
                }

                return root;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "4.0.0.0")]
            public int Compare(global::System.Data.DataRow row1, global::System.Data.DataRow row2) {
                if (object.ReferenceEquals(row1, row2)) {
                    return 0;
                }
                if ((row1 == null)) {
                    return -1;
                }
                if ((row2 == null)) {
                    return 1;
                }

                int distance1 = 0;
                global::System.Data.DataRow root1 = this.GetRoot(row1, out distance1);

                int distance2 = 0;
                global::System.Data.DataRow root2 = this.GetRoot(row2, out distance2);

                if (object.ReferenceEquals(root1, root2)) {
                    return (this._childFirst * distance1.CompareTo(distance2));
                }
                else {
                    global::System.Diagnostics.Debug.Assert(((root1.Table != null) 
                                    && (root2.Table != null)));
                    if ((root1.Table.Rows.IndexOf(root1) < root2.Table.Rows.IndexOf(root2))) {
                        return -1;
                    }
                    else {
                        return 1;
                    }
                }
            }
        }
    }
}

#pragma warning restore 1591