简单的ASP.net查询数据库脚本
2004-12-16 14:51
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'关于分页 只有DATASET可以分页
<datagrid 带有参数的Insert
<Columns>
<asp:BoundColumn DataField="au_id" HeaderText="au_id"></asp:BoundColumn>
<asp:TemplateColumn HeaderText="Delete">
<ItemStyle horizontalalign="Center"></ItemStyle>
<ItemTemplate>
<asp:CheckBox runat="server" ID="del" />
</ItemTemplate>
</asp:TemplateColumn>
</Columns>
--------------------------------------------------------------------------------
<%@ Page Language="vb" Debug="true" %>
<%@ import Namespace =Namespace="System.Data" %>
<%@ import Namespace =Namespace="System.Data.Sqlclient" %>
--------------------------------------------------------------------------------
Sub Dr_Query()sub Dr_Query( sqlstr as string)
dim myconn as sqlconnection=new sqlconnection("server=localhost;uid=sa;pwd=;database=jason")
dim mycomm as sqlcommand=new sqlcommand(sqlstr, myconn)
dim dr as sqldatareader
myconn.open()
dr=mycomm.ExecuteReader()
mydatagrid.datasource=dr
mydatagrid.databind()
myconn.close()
end sub
--------------------------------------------------------------------------------
Sub Non_Query()sub Non_Query( sqlstr as string)
Dim conn as sqlconnection=new sqlconnection("server=localhost;uid=sa;pwd=123456;database=pub")
Dim CMD As SqlCommand= new SqlCommand(sqlstr,conn)
CMD.Connection.Open()
CMD.ExecuteNonQuery()
CMD.Connection.Close()
end sub
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Sub Ds_Query()sub Ds_Query( sqlstr as string)
dim myconnection as sqlconnection=new sqlconnection("server=localhost;uid=sa;pwd=;database=jason")
Dim adapter As New SqlDataAdapter()
Dim DS as DataSet =new DataSet()
adapter.SelectCommand = new SqlCommand(sqlstr, myconnection)
myconnection.open()
adapter.fill(ds,"user")
mydatagrid.datasource=ds
mydatagrid.databind()
myconnection.close()
end sub
<datagrid 带有参数的Insert
<Columns>
<asp:BoundColumn DataField="au_id" HeaderText="au_id"></asp:BoundColumn>
<asp:TemplateColumn HeaderText="Delete">
<ItemStyle horizontalalign="Center"></ItemStyle>
<ItemTemplate>
<asp:CheckBox runat="server" ID="del" />
</ItemTemplate>
</asp:TemplateColumn>
</Columns>
--------------------------------------------------------------------------------
<%@ Page Language="vb" Debug="true" %>
<%@ import Namespace =Namespace="System.Data" %>
<%@ import Namespace =Namespace="System.Data.Sqlclient" %>
--------------------------------------------------------------------------------
Sub Dr_Query()sub Dr_Query( sqlstr as string)
dim myconn as sqlconnection=new sqlconnection("server=localhost;uid=sa;pwd=;database=jason")
dim mycomm as sqlcommand=new sqlcommand(sqlstr, myconn)
dim dr as sqldatareader
myconn.open()
dr=mycomm.ExecuteReader()
mydatagrid.datasource=dr
mydatagrid.databind()
myconn.close()
end sub
--------------------------------------------------------------------------------
Sub Non_Query()sub Non_Query( sqlstr as string)
Dim conn as sqlconnection=new sqlconnection("server=localhost;uid=sa;pwd=123456;database=pub")
Dim CMD As SqlCommand= new SqlCommand(sqlstr,conn)
CMD.Connection.Open()
CMD.ExecuteNonQuery()
CMD.Connection.Close()
end sub
--------------------------------------------------------------------------------
Sub Ds_Query()sub Ds_Query( sqlstr as string)
dim myconnection as sqlconnection=new sqlconnection("server=localhost;uid=sa;pwd=;database=jason")
Dim adapter As New SqlDataAdapter()
Dim DS as DataSet =new DataSet()
adapter.SelectCommand = new SqlCommand(sqlstr, myconnection)
myconnection.open()
adapter.fill(ds,"user")
mydatagrid.datasource=ds
mydatagrid.databind()
myconnection.close()
end sub
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