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三种SQL分页查询的存储过程

--根据MAX(MIN)ID
CREATE PROC [dbo].[proc_select_id]
@pageindex int=1,--当前页数
@pagesize int=10,--每页大小
@tablename VARCHAR(50)='',--表名
@fields VARCHAR(1000)='',--查询的字段集合
@keyid VARCHAR(50)='',--主键
@condition NVARCHAR(1000)='',--查询条件
@orderstr VARCHAR(500),--排序条件
@totalRecord BIGINT OUTPUT--总记录数
AS
    IF ISNULL(@orderstr,N'')=N'' SET @orderstr=N' ORDER BY '[email protected]+N' DESC '
    IF ISNULL(@fields,N'')=N'' SET @fields=N'*'
    IF ISNULL(@condition,N'')=N'' SET @condition=N'1=1'
    DECLARE @sql NVARCHAR(4000)
    --IF(@totalRecord IS NULL)
    --BEGIN
        SET @sql=N'SELECT @totalRecord=COUNT(*)'
            +N' FROM '[email protected]
            +N' WHERE '[email protected]
        EXEC sp_executesql @sql,N'@totalRecord INT OUTPUT',@totalRecord OUTPUT
    --END
    IF(@pageindex=1)
    BEGIN
        SET @sql=N'SELECT TOP '+STR(@pagesize)+N' '[email protected]+N' FROM '[email protected]+N' WHERE '[email protected]+N' '[email protected]
        EXEC(@sql)
    END
    ELSE
    BEGIN
        DECLARE @operatestr CHAR(3),@comparestr CHAR(1)
        SET @operatestr='MAX'
        SET @comparestr='>'
        IF(@orderstr<>'')
        BEGIN
            IF(CHARINDEX('desc',LOWER(@orderstr))<>0)
            BEGIN
                SET @operatestr='MIN'
                SET @comparestr='<'
            END
        END
        SET @sql=N'SELECT top '+STR(@pagesize)+N' '[email protected]+N' FROM '[email protected]+N' WHERE '[email protected][email protected]
            +N'(SELECT '[email protected]+N'('[email protected]+N') FROM '[email protected]+N' WHERE '[email protected]
            +N' IN (SELECT TOP '+STR((@pageindex-1)*@pagesize)+N' '[email protected]+N' FROM '[email protected]+N' WHERE '
        EXEC(@sql)
    END
GO
  
  
--根据ROW_NUMBER() OVER
CREATE PROC [dbo].[proc_select_page_row]
@pageindex INT=1,--当前页数
@pagesize INT=10,--每页大小
@tablename VARCHAR(50)='',--表名
@fields VARCHAR(1000)='*',--查询的字段集合
@keyid VARCHAR(50)='',--主键
@condition NVARCHAR(1000)='',--查询条件
@orderstr VARCHAR(500),--排序条件
@totalRecord BIGINT  OUTPUT--总记录数
AS
    IF ISNULL(@orderstr,N'')=N'' SET @orderstr=N' ORDER BY '[email protected]+N' DESC '
    IF ISNULL(@fields,N'')=N'' SET @fields=N'*'
    IF ISNULL(@condition,N'')=N'' SET @condition=N'1=1'
    DECLARE @sql NVARCHAR(4000)
--  IF @totalRecord IS NULL
--  BEGIN
        SET @sql=N'SELECT @totalRecord=COUNT(*)'
            +N' FROM '[email protected]
            +N' WHERE '[email protected]
        EXEC sp_executesql @sql,N'@totalRecord bigint OUTPUT',@totalRecord OUTPUT
--END
    IF(@pageindex=1)
    BEGIN
        SET @sql=N'SELECT TOP '+STR(@pagesize)+N' '[email protected]+N' FROM '[email protected]+N' WHERE '[email protected]+N' '[email protected]
        EXEC(@sql)
    END
    ELSE
    BEGIN
        DECLARE @StartRecord INT
        SET @StartRecord = (@pageindex-1)*@pagesize + 1
        SET @sql=N'SELECT * FROM (SELECT ROW_NUMBER() OVER ('+ @orderstr +N') AS rowId,'[email protected]+N' FROM '+ @tablename+N') AS T WHERE rowId>='+STR(@StartRecord)+N' and rowId<='+STR(@StartRecord + @pagesize - 1)
        EXEC(@sql)
    END
GO
  
  
--根据TOP ID
CREATE PROC [dbo].[proc_select_page_top]
@pageindex INT=1,--当前页数
@pagesize INT=10,--每页大小
@tablename VARCHAR(50)='',--表名
@fields VARCHAR(1000)='',--查询的字段集合
@keyid VARCHAR(50)='',--主键
@condition NVARCHAR(1000)='',--查询条件
@orderstr VARCHAR(500),--排序条件
@totalRecord BIGINT OUTPUT--总记录数
AS
    IF ISNULL(@orderstr,N'')=N'' SET @orderstr=N' ORDER BY '[email protected]+N' DESC '
    IF ISNULL(@fields,N'')=N'' SET @fields=N'*'
    IF ISNULL(@condition,N'')=N'' SET @condition=N'1=1'
    DECLARE @sql NVARCHAR(4000)
    --IF(@totalRecord IS NULL)
    --BEGIN
        SET @sql=N'SELECT @totalRecord=COUNT(*)'
            +N' FROM '[email protected]
            +N' WHERE '[email protected]
        EXEC sp_executesql @sql,N'@totalRecord INT OUTPUT',@totalRecord OUTPUT
    --END
    IF(@pageindex=1)
    BEGIN
        SET @sql=N'SELECT TOP '+STR(@pagesize)+N' '[email protected]+N' FROM '[email protected]+N' WHERE '[email protected]+N' '[email protected]
        EXEC(@sql)
    END
    ELSE
    BEGIN
        SET @sql=N'SELECT TOP '+STR(@pagesize)+N' '[email protected]+N' FROM '[email protected]+N' WHERE  '[email protected]
        +N' NOT IN(SELECT TOP '+STR((@pageindex-1)*@pagesize)+N' '[email protected]+N' FROM '
        EXEC(@sql)
    END
GO
三种SQL分页查询的存储过程


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