VB.NET在使用带参数的存储过程进行调用的时候,应该如何编写具体的代码来进行功能去求的实现呢?下面就为大家带来了主要的操作技巧,希望能够在大家实际编写的过程中给与一些帮助。#t#
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VB.NET调用存储过程返回DataSet 的例子:
C# 代码 :通用类
VB.NET调用存储过程:
- Private Sub BindingDataGrid_Query()
- Dim ds As System.Data.DataSet
- Zehua.Water.Appraise.SingleSTCD
("1999-5-1", "1999-9-1", 1, "Ⅲ", "",
"50181300,50185050,50181350,50185100,
50185150,50185200,50185250,50181200,
50185150,51282300", ds)- DataGrid_Query.DataSource = ds
- DataGrid_Query.DataBind()
- End Sub
VB.NET调用存储过程返回数组字符串
REM 执行存储过程,返回一数组
- Public Shared Function ExecuteSP_ToArrary
(ByVal sConnString As String, ByVal
Text_STCD As String, ByVal Text_TIME
As String, ByRef TableInfo() As String)- Dim conn As OleDbConnection =
New OleDbConnection(sConnString)- ReDim TableInfo(2)
- Try
- conn.Open()
- Dim command As OleDbCommand =
New OleDbCommand("P_GET_QueryValue", conn)- command.CommandType = CommandType.
StoredProcedure- Dim sqlParams() As OleDbParameter =
{New OleDbParameter("@STCD", Text_STCD),
New OleDbParameter("@GETM", Text_TIME),
New OleDbParameter("@ReturnValue", OleDbType.
VarChar, 8000), New OleDbParameter
("@ReturnColumnCode", OleDbType.VarChar,
8000), New OleDbParameter
("@ReturnColumnName", OleDbType.VarChar, 8000)}- sqlParams(2).Direction = ParameterDirection.Output
- sqlParams(3).Direction = ParameterDirection.Output
- sqlParams(4).Direction = ParameterDirection.Output
- Dim i As Integer = 0
- While i < sqlParams.Length
- command.Parameters.Add(sqlParams(i))
- i += 1
- End While
- command.ExecuteNonQuery()
- If sqlParams(2).Value.ToString().Length > 0 Then
- TableInfo(0) = sqlParams(2).Value.ToString()
- Else
- End If
- If sqlParams(3).Value.ToString().Length > 0 Then
- TableInfo(1) = sqlParams(3).Value.ToString()
- Else
- End If
- If sqlParams(4).Value.ToString().Length > 0 Then
- TableInfo(2) = sqlParams(4).Value.ToString()
- Else
- End If
- Catch ex As Exception
- ZeHua.Log.exNoteBugs(ex, "SigleStcdEdit.aspx")
'sb.Append(ex.Message)- Finally
- conn.Close()
- End Try
- End Function
以上就为我们为大家介绍的VB.NET调用存储过程的相关概念及操作方法。
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