mmssqlserver中三种分页存储过程代码
作者：袖梨
2022-06-29
--根据MAX(MIN)ID
| 代码如下 | 复制代码 |
| 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 '+@keyid+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 '+@tablename +N' WHERE '+@condition EXEC sp_executesql @sql,N'@totalRecord INT OUTPUT',@totalRecord OUTPUT --END IF(@pageindex=1) BEGIN SET @sql=N'SELECT TOP '+STR(@pagesize)+N' '+@fields+N' FROM '+@tablename+N' WHERE '+@condition+N' '+@orderstr 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' '+@fields+N' FROM '+@tablename+N' WHERE '+@keyid+@comparestr +N'(SELECT '+@operatestr+N'('+@keyid+N') FROM '+@tablename+N' WHERE '+@keyid +N' IN (SELECT TOP '+STR((@pageindex-1)*@pagesize)+N' '+@keyid+N' FROM '+@tablename+N' WHERE ' +@condition+N' '+@orderstr+N')) AND '+@condition+N' '+@orderstr EXEC(@sql) END GO |
|
--根据ROW_NUMBER() OVER
| 代码如下 | 复制代码 |
| 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 '+@keyid+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 '+@tablename +N' WHERE '+@condition EXEC sp_executesql @sql,N'@totalRecord bigint OUTPUT',@totalRecord OUTPUT --END IF(@pageindex=1) BEGIN SET @sql=N'SELECT TOP '+STR(@pagesize)+N' '+@fields+N' FROM '+@tablename+N' WHERE '+@condition+N' '+@orderstr 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,'+@fields+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
| 代码如下 | 复制代码 |
| 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 '+@keyid+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 '+@tablename +N' WHERE '+@condition EXEC sp_executesql @sql,N'@totalRecord INT OUTPUT',@totalRecord OUTPUT --END IF(@pageindex=1) BEGIN SET @sql=N'SELECT TOP '+STR(@pagesize)+N' '+@fields+N' FROM '+@tablename+N' WHERE '+@condition+N' '+@orderstr EXEC(@sql) END ELSE BEGIN SET @sql=N'SELECT TOP '+STR(@pagesize)+N' '+@fields+N' FROM '+@tablename+N' WHERE '+@keyid +N' NOT IN(SELECT TOP '+STR((@pageindex-1)*@pagesize)+N' '+@keyid+N' FROM ' +@tablename+N' WHERE '+@condition+N' '+@orderstr+N') AND '+@condition+N' '+@orderstr EXEC(@sql) END GO |
|
