下面的存储过程有一个返回总记录数的值
@TotalRow int output, -- 记录总数 /* 2007-07-12 22:11:00 update */
如何取到这个值?
Sql server2005存储过程:/****** Object: StoredProcedure [dbo].[ViewPage] Script Date: 04/27/2010 20:21:25 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO-- =============================================
-- Author: 黄剑平
-- Create date: 2007-5-11
-- Description: SQL 2005 版本 通用分页存储过程
-- BLOG: http://www.fnsword.com
-- =============================================
Create PROCEDURE [dbo].[ViewPage]
@Page int = 1, -- 当前页码
@PageSize int = 10, -- 每页记录条数(页面大小)
@Table nvarchar(500), -- 表名或视图名,甚至可以是嵌套SQL:(Select * From Tab Where ID>1000) Tab
@Field nvarchar(200) = '*', -- 返回记录集字段名,","隔开,默认是"*"
@OrderBy nvarchar(100) = 'ID ASC', -- 排序规则
@Filter nvarchar(500), -- 过滤条件
@MaxPage smallint output, -- 执行结果 -1 error, 0 false, maxpage true
@TotalRow int output, -- 记录总数 /* 2007-07-12 22:11:00 update */
@Descript varchar(100) output -- 结果描述
AS
BEGIN
Set ROWCOUNT @PageSize;Set @Descript = 'successful';
Set @TotalRow=0;
-------------------参数检测----------------
IF LEN(RTRIM(LTRIM(@Table))) !> 0
Begin
Set @MaxPage = 0;
Set @Descript = 'table name is empty';
Return;
EndIF LEN(RTRIM(LTRIM(@OrderBy))) !> 0
Begin
Set @MaxPage = 0;
Set @Descript = 'order is empty';
Return;
EndIF ISNULL(@PageSize,0) <= 0
Begin
Set @MaxPage = 0;
Set @Descript = 'page size error';
Return;
EndIF ISNULL(@Page,0) <= 0
Begin
Set @MaxPage = 0;
Set @Descript = 'page error';
Return;
End
-------------------检测结束----------------Begin Try
-- 整合SQL
Declare @SQL nvarchar(4000), @Portion nvarchar(4000); Set @Portion = ' ROW_NUMBER() OVER (ORDER BY ' + @OrderBy + ') AS ROWNUM FROM ' + @Table; Set @Portion = @Portion + (CASE WHEN LEN(@Filter) >= 1 THEN (' Where ' + @Filter + ') AS tab') ELSE (') AS tab') END); Set @SQL = 'Select TOP(' + CAST(@PageSize AS nvarchar(8)) + ') ' + @Field + ' FROM (Select ' + @Field + ',' + @Portion; Set @SQL = @SQL + ' Where tab.ROWNUM > ' + CAST((@Page-1)*@PageSize AS nvarchar(8)); -- 执行SQL, 取当前页记录集
Execute(@SQL);
-------------------------------------------------------------------- -- 整合SQL
Set @SQL = 'Set @Rows = (Select MAX(ROWNUM) FROM (Select' + @Portion + ')'; -- 执行SQL, 取最大页码
Execute sp_executesql @SQL, N'@Rows int output', @TotalRow output;
Set @MaxPage = (CASE WHEN (@TotalRow % @PageSize)<>0 THEN (@TotalRow / @PageSize + 1) ELSE (@TotalRow / @PageSize) END);
End Try
Begin Catch
-- 捕捉错误
Set @MaxPage = -1;
Set @Descript = 'error line: ' + CAST(ERROR_LINE() AS varchar(8)) + ', error number: ' + CAST(ERROR_NUMBER() AS varchar(8)) + ', error message: ' + ERROR_MESSAGE();
Return;
End Catch;-- 执行成功
Return;
ENDsql调用的sql语句:
ViewPage 1,20,'t_baike','*','ID Desc','ID>0',0,0,''
Java调用代码(无法取到总数,其他能取到!,请问总数如何去?)con=super.Conn();
CallableStatement cstmt = con.prepareCall("ViewPage " +
"1,25,'t_baike','id,title,jianjie','ID Desc','ID>0',0,0,''",ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
cstmt.execute();
rs=cstmt.getResultSet();
while(rs.next()){
System.out.println(rs.getString("id"));
}如何从rs总取到总记录数?(总记录数返回的不是字段类型的。所以无法用rs.getString取值。)
@TotalRow int output, -- 记录总数 /* 2007-07-12 22:11:00 update */
如何取到这个值?
Sql server2005存储过程:/****** Object: StoredProcedure [dbo].[ViewPage] Script Date: 04/27/2010 20:21:25 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO-- =============================================
-- Author: 黄剑平
-- Create date: 2007-5-11
-- Description: SQL 2005 版本 通用分页存储过程
-- BLOG: http://www.fnsword.com
-- =============================================
Create PROCEDURE [dbo].[ViewPage]
@Page int = 1, -- 当前页码
@PageSize int = 10, -- 每页记录条数(页面大小)
@Table nvarchar(500), -- 表名或视图名,甚至可以是嵌套SQL:(Select * From Tab Where ID>1000) Tab
@Field nvarchar(200) = '*', -- 返回记录集字段名,","隔开,默认是"*"
@OrderBy nvarchar(100) = 'ID ASC', -- 排序规则
@Filter nvarchar(500), -- 过滤条件
@MaxPage smallint output, -- 执行结果 -1 error, 0 false, maxpage true
@TotalRow int output, -- 记录总数 /* 2007-07-12 22:11:00 update */
@Descript varchar(100) output -- 结果描述
AS
BEGIN
Set ROWCOUNT @PageSize;Set @Descript = 'successful';
Set @TotalRow=0;
-------------------参数检测----------------
IF LEN(RTRIM(LTRIM(@Table))) !> 0
Begin
Set @MaxPage = 0;
Set @Descript = 'table name is empty';
Return;
EndIF LEN(RTRIM(LTRIM(@OrderBy))) !> 0
Begin
Set @MaxPage = 0;
Set @Descript = 'order is empty';
Return;
EndIF ISNULL(@PageSize,0) <= 0
Begin
Set @MaxPage = 0;
Set @Descript = 'page size error';
Return;
EndIF ISNULL(@Page,0) <= 0
Begin
Set @MaxPage = 0;
Set @Descript = 'page error';
Return;
End
-------------------检测结束----------------Begin Try
-- 整合SQL
Declare @SQL nvarchar(4000), @Portion nvarchar(4000); Set @Portion = ' ROW_NUMBER() OVER (ORDER BY ' + @OrderBy + ') AS ROWNUM FROM ' + @Table; Set @Portion = @Portion + (CASE WHEN LEN(@Filter) >= 1 THEN (' Where ' + @Filter + ') AS tab') ELSE (') AS tab') END); Set @SQL = 'Select TOP(' + CAST(@PageSize AS nvarchar(8)) + ') ' + @Field + ' FROM (Select ' + @Field + ',' + @Portion; Set @SQL = @SQL + ' Where tab.ROWNUM > ' + CAST((@Page-1)*@PageSize AS nvarchar(8)); -- 执行SQL, 取当前页记录集
Execute(@SQL);
-------------------------------------------------------------------- -- 整合SQL
Set @SQL = 'Set @Rows = (Select MAX(ROWNUM) FROM (Select' + @Portion + ')'; -- 执行SQL, 取最大页码
Execute sp_executesql @SQL, N'@Rows int output', @TotalRow output;
Set @MaxPage = (CASE WHEN (@TotalRow % @PageSize)<>0 THEN (@TotalRow / @PageSize + 1) ELSE (@TotalRow / @PageSize) END);
End Try
Begin Catch
-- 捕捉错误
Set @MaxPage = -1;
Set @Descript = 'error line: ' + CAST(ERROR_LINE() AS varchar(8)) + ', error number: ' + CAST(ERROR_NUMBER() AS varchar(8)) + ', error message: ' + ERROR_MESSAGE();
Return;
End Catch;-- 执行成功
Return;
ENDsql调用的sql语句:
ViewPage 1,20,'t_baike','*','ID Desc','ID>0',0,0,''
Java调用代码(无法取到总数,其他能取到!,请问总数如何去?)con=super.Conn();
CallableStatement cstmt = con.prepareCall("ViewPage " +
"1,25,'t_baike','id,title,jianjie','ID Desc','ID>0',0,0,''",ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
cstmt.execute();
rs=cstmt.getResultSet();
while(rs.next()){
System.out.println(rs.getString("id"));
}如何从rs总取到总记录数?(总记录数返回的不是字段类型的。所以无法用rs.getString取值。)
Java code :
CallableStatement cstmt = con.prepareCall("{call dbo.GetImmediateManager(?, ?)}");
cstmt.setInt(1, 5);
cstmt.registerOutParameter(2, java.sql.Types.INTEGER);
cstmt.execute();
System.out.println("MANAGER ID: " + cstmt.getInt(2));