sqlserver 游标的实现
发布时间:2020-12-12 13:31:20 所属栏目:MsSql教程 来源:网络整理
导读:alter PROCEDURE [dbo].[sp_copyTables] @sqlWhere varchar(100),@newDBName varchar(50)asbegindeclare @sql nvarchar(500),@insert varchar(1000),@tableName varchar(50) --定义游标set @sql='declare getTablesNames cursor for select Name from sysobj
alter PROCEDURE [dbo].[sp_copyTables] @sqlWhere varchar(100),@newDBName varchar(50) as begin declare @sql nvarchar(500),@insert varchar(1000),@tableName varchar(50) --定义游标 set @sql='declare getTablesNames cursor for select Name from sysobjects where XType=''U'' and '+@sqlWhere --执行游标 exec (@sql) --打开 open getTablesNames --取第一个数 fetch next from getTablesNames into @tableName --遍历游标 while @@fetch_status <> -1 begin set @insert='insert into '+@newDBName+'.dbo.'+@tableName+' select * from '+@tableName print @insert --exec(@insert) fetch next from getTablesNames into @tableName end --关闭游标 close getTablesNames --回收游标 deallocate getTablesNames end ? 执行存储过程 exec [sp_copyTables] 'Name not in (''dtproperties'',''oSensorData'',''oSands'')','jarlinfowkk2013' 参数中间要用两个单引号来表示' (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |