dslanmu.xsd

能实现新闻的添加,删除,更新,对于初学者来说是个很好上手的例子,希望大家能从这个例子中学到东西

<?xml version="1.0" encoding="utf-8"?>
<xs:schema id="dsLanmu" targetNamespace="http://tempuri.org/dsLanmu.xsd" xmlns:mstns="http://tempuri.org/dsLanmu.xsd" xmlns="http://tempuri.org/dsLanmu.xsd" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata" attributeFormDefault="qualified" elementFormDefault="qualified">
  <xs:annotation>
    <xs:appinfo source="urn:schemas-microsoft-com:xml-msdatasource">
      <DataSource DefaultConnectionIndex="0" FunctionsComponentName="QueriesTableAdapter" Modifier="AutoLayout, AnsiClass, Class, Public" SchemaSerializationMode="IncludeSchema" xmlns="urn:schemas-microsoft-com:xml-msdatasource">
        <Connections>
          <Connection AppSettingsObjectName="Web.config" AppSettingsPropertyName="news_manageConnectionString" ConnectionStringObject="" IsAppSettingsProperty="True" Modifier="Assembly" Name="news_manageConnectionString (Web.config)" ParameterPrefix="@" PropertyReference="AppConfig.System.Configuration.ConfigurationManager.0.ConnectionStrings.news_manageConnectionString.ConnectionString" Provider="System.Data.SqlClient">
          </Connection>
        </Connections>
        <Tables>
          <TableAdapter BaseClass="System.ComponentModel.Component" DataAccessorModifier="AutoLayout, AnsiClass, Class, Public" DataAccessorName="t_ItemTableAdapter" Name="t_Item">
            <MainSource>
              <DbSource ConnectionRef="news_manageConnectionString (Web.config)" DbObjectName="news_manage.dbo.t_Item" DbObjectType="Table" FillMethodModifier="Public" FillMethodName="Fill" GenerateMethods="Both" GenerateShortCommands="True" GetMethodModifier="Public" GetMethodName="GetData" QueryType="Rowset" ScalarCallRetval="System.Object, mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" UseOptimisticConcurrency="False">
                <DeleteCommand>
                  <DbCommand CommandType="Text" ModifiedByUser="False">
                    <CommandText>DELETE FROM [t_Item] WHERE (([ITEMID] = @Original_ITEMID))</CommandText>
                    <Parameters>
                      <Parameter AllowDbNull="False" AutogeneratedName="" DataSourceName="" DbType="Int32" Direction="Input" ParameterName="@Original_ITEMID" Precision="0" ProviderType="Int" Scale="0" Size="0" SourceColumn="ITEMID" SourceColumnNullMapping="False" SourceVersion="Original">
                      </Parameter>
                    </Parameters>
                  </DbCommand>
                </DeleteCommand>
                <InsertCommand>
                  <DbCommand CommandType="Text" ModifiedByUser="False">
                    <CommandText>INSERT INTO [t_Item] ([ITEMNAME], [ITEMDESC], [ITEMORDER]) VALUES (@ITEMNAME, @ITEMDESC, @ITEMORDER)</CommandText>
                    <Parameters>
                      <Parameter AllowDbNull="False" AutogeneratedName="" DataSourceName="" DbType="AnsiString" Direction="Input" ParameterName="@ITEMNAME" Precision="0" ProviderType="VarChar" Scale="0" Size="0" SourceColumn="ITEMNAME" SourceColumnNullMapping="False" SourceVersion="Current">
                      </Parameter>
                      <Parameter AllowDbNull="False" AutogeneratedName="" DataSourceName="" DbType="AnsiString" Direction="Input" ParameterName="@ITEMDESC" Precision="0" ProviderType="VarChar" Scale="0" Size="0" SourceColumn="ITEMDESC" SourceColumnNullMapping="False" SourceVersion="Current">
                      </Parameter>
                      <Parameter AllowDbNull="False" AutogeneratedName="" DataSourceName="" DbType="Int32" Direction="Input" ParameterName="@ITEMORDER" Precision="0" ProviderType="Int" Scale="0" Size="0" SourceColumn="ITEMORDER" SourceColumnNullMapping="False" SourceVersion="Current">
                      </Parameter>
                    </Parameters>
                  </DbCommand>
                </InsertCommand>
                <SelectCommand>
                  <DbCommand CommandType="Text" ModifiedByUser="True">
                    <CommandText>SELECT     t_Item.*
FROM         t_Item</CommandText>
                    <Parameters>
                    </Parameters>
                  </DbCommand>
                </SelectCommand>
                <UpdateCommand>
                  <DbCommand CommandType="Text" ModifiedByUser="False">
                    <CommandText>UPDATE [t_Item] SET [ITEMNAME] = @ITEMNAME, [ITEMDESC] = @ITEMDESC, [ITEMORDER] = @ITEMORDER WHERE (([ITEMID] = @Original_ITEMID))</CommandText>
                    <Parameters>
                      <Parameter AllowDbNull="False" AutogeneratedName="" DataSourceName="" DbType="AnsiString" Direction="Input" ParameterName="@ITEMNAME" Precision="0" ProviderType="VarChar" Scale="0" Size="0" SourceColumn="ITEMNAME" SourceColumnNullMapping="False" SourceVersion="Current">
                      </Parameter>
                      <Parameter AllowDbNull="False" AutogeneratedName="" DataSourceName="" DbType="AnsiString" Direction="Input" ParameterName="@ITEMDESC" Precision="0" ProviderType="VarChar" Scale="0" Size="0" SourceColumn="ITEMDESC" SourceColumnNullMapping="False" SourceVersion="Current">
                      </Parameter>
                      <Parameter AllowDbNull="False" AutogeneratedName="" DataSourceName="" DbType="Int32" Direction="Input" ParameterName="@ITEMORDER" Precision="0" ProviderType="Int" Scale="0" Size="0" SourceColumn="ITEMORDER" SourceColumnNullMapping="False" SourceVersion="Current">
                      </Parameter>
                      <Parameter AllowDbNull="False" AutogeneratedName="" DataSourceName="" DbType="Int32" Direction="Input" ParameterName="@Original_ITEMID" Precision="0" ProviderType="Int" Scale="0" Size="0" SourceColumn="ITEMID" SourceColumnNullMapping="False" SourceVersion="Original">
                      </Parameter>
                    </Parameters>
                  </DbCommand>
                </UpdateCommand>
              </DbSource>
            </MainSource>
            <Mappings>
              <Mapping SourceColumn="ITEMID" DataSetColumn="ITEMID" />
              <Mapping SourceColumn="ITEMNAME" DataSetColumn="ITEMNAME" />
              <Mapping SourceColumn="ITEMDESC" DataSetColumn="ITEMDESC" />
              <Mapping SourceColumn="ITEMORDER" DataSetColumn="ITEMORDER" />
            </Mappings>
            <Sources>
              <DbSource ConnectionRef="news_manageConnectionString (Web.config)" DbObjectName="" DbObjectType="Unknown" GenerateShortCommands="True" Modifier="Public" Name="insertLanmu" QueryType="NoData" ScalarCallRetval="System.Object, mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" UseOptimisticConcurrency="True">
                <InsertCommand>
                  <DbCommand CommandType="Text" ModifiedByUser="True">
                    <CommandText>INSERT INTO [t_Item] ([ITEMNAME], [ITEMDESC], [ITEMORDER]) VALUES (@ITEMNAME, @ITEMDESC, @ITEMORDER)</CommandText>
                    <Parameters>
                      <Parameter AllowDbNull="False" AutogeneratedName="ITEMNAME" ColumnName="ITEMNAME" DataSourceName="news_manage.dbo.t_Item" DataTypeServer="varchar(50)" DbType="AnsiString" Direction="Input" ParameterName="@ITEMNAME" Precision="0" ProviderType="VarChar" Scale="0" Size="50" SourceColumn="ITEMNAME" SourceColumnNullMapping="False" SourceVersion="Current">
                      </Parameter>
                      <Parameter AllowDbNull="False" AutogeneratedName="ITEMDESC" ColumnName="ITEMDESC" DataSourceName="news_manage.dbo.t_Item" DataTypeServer="varchar(200)" DbType="AnsiString" Direction="Input" ParameterName="@ITEMDESC" Precision="0" ProviderType="VarChar" Scale="0" Size="200" SourceColumn="ITEMDESC" SourceColumnNullMapping="False" SourceVersion="Current">
                      </Parameter>
                      <Parameter AllowDbNull="False" AutogeneratedName="ITEMORDER" ColumnName="ITEMORDER" DataSourceName="news_manage.dbo.t_Item" DataTypeServer="int" DbType="Int32" Direction="Input" ParameterName="@ITEMORDER" Precision="0" ProviderType="Int" Scale="0" Size="4" SourceColumn="ITEMORDER" SourceColumnNullMapping="False" SourceVersion="Current">
                      </Parameter>
                    </Parameters>
                  </DbCommand>
                </InsertCommand>
              </DbSource>
            </Sources>
          </TableAdapter>
        </Tables>
        <Sources>
        </Sources>
      </DataSource>
    </xs:appinfo>
  </xs:annotation>
  <xs:element name="dsLanmu" msdata:IsDataSet="true" msdata:UseCurrentLocale="true">
    <xs:complexType>
      <xs:choice minOccurs="0" maxOccurs="unbounded">
        <xs:element name="t_Item">
          <xs:complexType>
            <xs:sequence>
              <xs:element name="ITEMID" msdata:ReadOnly="true" msdata:AutoIncrement="true" type="xs:int" />
              <xs:element name="ITEMNAME">
                <xs:simpleType>
                  <xs:restriction base="xs:string">
                    <xs:maxLength value="50" />
                  </xs:restriction>
                </xs:simpleType>
              </xs:element>
              <xs:element name="ITEMDESC">
                <xs:simpleType>
                  <xs:restriction base="xs:string">
                    <xs:maxLength value="200" />
                  </xs:restriction>
                </xs:simpleType>
              </xs:element>
              <xs:element name="ITEMORDER" type="xs:int" />
            </xs:sequence>
          </xs:complexType>
        </xs:element>
      </xs:choice>
    </xs:complexType>
    <xs:unique name="Constraint1" msdata:PrimaryKey="true">
      <xs:selector xpath=".//mstns:t_Item" />
      <xs:field xpath="mstns:ITEMID" />
    </xs:unique>
  </xs:element>
</xs:schema>