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insert ...
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delete ...
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@orderid nvarchar(50),--Ö÷¼üÅÅÐò
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select a,b,c,count(*) from (select c.a,c.b,c.c from test c) having count(*) >= 2 group by a,b,c
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ת×Ôhttp://lavasoft.blog.51cto.com/62575/23373
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ÔÎĵØÖ·£ºhttp://www.simple-talk.com/sql/learn-sql-server/managing-transaction-logs-in-sql-server/
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