- 时间:2021-08-10 12:25 编辑: 来源: 阅读:
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摘要:深入sql server 2005 万能分页存储过程的详解
[b]–建立主表临时表
[/b]CREATE TABLE #temp
(
rownumber bigint,
orderseqno VARCHAR(36),
goodsname VARCHAR(50),
companyname VARCHAR(100)
)
[b]
–建立子表临 时表
[/b]CREATE TABLE #detail
(
orderseqno VARCHAR(36),
detailid UNIQUEIDENTIFIER,
unitprice DECIMAL(12,2),
Qty int
)
[b]
–插入主表数据到主表临时表
[/b]insert into #temp
SELECT oo.rownumber, oo.OrderSeqNO, oo.GoodsName, oo.CompanyName FROM
(SELECT ROW_NUMBER () OVER (ORDER BY oi.createdate DESC) AS rownumber,
oi.OrderSeqNO, oi.GoodsName ,ci.CompanyName
FROM OrderInfo oi INNER JOIN CompanyInfo ci ON oi.CompanyID=ci.CompanyID
WHERE oi.CreateDate<GETDATE()
) AS oo
WHERE rownumber BETWEEN 10 AND 20
[b]–定义游标
[/b]DECLARE @temp_cursor CURSOR
[b]
–给游标赋值
[/b]SET @temp_cursor=CURSOR FOR SELECT #temp.orderseqno,#temp.goodsname FROM #temp
[b]–定义游标循环过程中所需保存的临时数据
[/b]DECLARE @orderseqno VARCHAR(36),@goodsname varchar(50)
[b]–打开游标
[/b]OPEN @temp_cursor
FETCH NEXT FROM @temp_cursor INTO @orderseqno,@goodsname
[b]
–循环游标,查询子表数据,然后插入子表临时表
[/b]WHILE @@FETCH_STATUS=0
BEGIN
INSERT INTO #detail
SELECT od.OrderSeqNO,od.OrderDetailID, od.UnitPrice,od.Qty
FROM OrderDetail od
WHERE od.OrderSeqNO=@orderseqno
FETCH NEXT FROM @temp_cursor INTO @orderseqno,@goodsname
END
[b]–关闭游标
[/b]CLOSE @temp_cursor
DEALLOCATE @temp_cursor
SELECT * FROM #temp
SELECT * FROM #detail
[b]
–删除临时表
[/b]DROP TABLE #temp
DROP TABLE #detail
[b]
上面的T-SQL只在SQL Server 2005上调试成功。
[/b]