经常使用的语句! --大批量导出orders表:insert DBCC DROPCLEANBUFFERS DBCC FREEPROCCACHE go SET NOCOUNT ON BEGIN TRANSACTION INSERT INTO test.dbo.orders with(tablock) SELECT * FROM bak.dbo.Orders WHERE ordertime BETWEEN '2010-05-01' AND '2010-05-10' COMMIT go --大批量导出orders表:delete DBCC DROPCLEANBUFFERS DBCC FREEPROCCACHE go SET NOCOUNT ON BEGIN TRANSACTION while 1=1 begin delete top(1000) from test.dbo.orders with(tablock) WHERE ordertime BETWEEN '2010-05-01' AND '2010-05-10' if @@rowcount<1000 break end COMMIT go总结
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