Private Function SqlProc1(ByVal ProcName As String) As Boolean '定义数据链接部分省略, myConn为链接对象 ProcName为存储过程名 Dim myCommand As New SqlClient.SqlCommand(ProcName, myConn) With myCommand .CommandType = CommandType.StoredProcedure .Parameters.Add("@CodeType", SqlDbType.VarChar, 20).Value = "年级编码" Try .ExecuteNonQuery() Return True Catch ex As Exception Return False End Try End Function

Private Function SqlProc1(ByVal ProcName As String) As String '定义数据链接部分省略, myConn为链接对象 Dim myCommand As New SqlClient.SqlCommand(ProcName, myConn) With myCommand .CommandType = CommandType.StoredProcedure .Parameters.Add("@CodeType", SqlDbType.VarChar, 20).Value = "年级编码" .Parameters.Add("@NewCode", SqlDbType.VarChar, 20).Direction = ParameterDirection.Output Try .ExecuteNonQuery() Return .Parameters(1).Value() Catch ex As Exception Return "无编码生成" End Try End Function

Private Function SqlProc2(ByVal ProcName As String, ByVal Param1 As String) As DataSet '定义命令对象，并使用储存过程 Dim myCommand As New SqlClient.SqlCommand myCommand.CommandType = CommandType.StoredProcedure myCommand.CommandText = ProcName myCommand.Connection = myConn '定义一个数据适配器，并设置参数 Dim myDapter As New SqlClient.SqlDataAdapter(myCommand) myDapter.SelectCommand.Parameters.Add("@name", SqlDbType.VarChar, 20).Value = Param1 '定义一个数据集对象，并填充数据集 Dim myDataSet As New DataSet Try myDapter.Fill(myDataSet) Catch ex As Exception End Try Return myDataSet End Function '存储过程代码 Create Proc Test @name varchar(20) As Select * From EC_Grade where cGradeName=@name GO ***如果将存储过程修改部分内容,可以做为查询使用 CREATE Proc Test @name varchar(200)='' --此处应该注意200为查询条件的长度,可以根据实际情况而定;但不建议用于过长的查询条件 As Declare @sql1 varchar(8000) if @name<>'' Select @sql1='Select * From EC_Grade where '+ @name else Select @sql1='Select * From EC_Grade' exec(@sql1) GO