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第一种方法: 复制代码 代码如下: CREATE proc [dbo].[delAllRecord] Declare curTable Cursor WHILE(@@FETCH_STATUS = 0) 第二种方法: 复制代码 代码如下:
--select id,table_name from dbo.section_type --open test_cursor --declare @id int --declare @table_name nvarchar(50) --while @@fetch_status=0 --begin --fetch next from test_cursor into @id,@table_name --print @id --print @table_name --end --close test_cursor --deallocate test_cursor
--删除projectrangtree的脏数据 delete from projectrangtree where deleteversion>0 delete from projectrangtree where type=3 and parentid not in(select id from projectrangtree where type=2) delete from projectrangtree where type=4 and parentid not in(select id from projectrangtree where type=3) delete from projectrangtree where type=5 and parentid not in(select id from projectrangtree where type=4)
--删除section_settings的脏数据 delete from section_settings where parent_prj_tree_id not in(select id from projectrangtree)
--删除各个表里的测点 declare @table_name varchar(50) declare @sql nvarchar(500)--此处要注意,声明的长度一定要够 --declare @measuring_point_id nvarchar(500) declare del_cursor cursor scroll for select table_name from section_type open del_cursor fetch next from del_cursor into @table_name --print @table_name while (@@fetch_status=0) begin --print quotename(@table_name) --set @measuring_point_id='select measuring_point_id from '+quotename(@table_name) --exec sp_executesql @measuring_point_id set @sql = 'delete from '+ quotename(@table_name) +' where measuring_point_id not in(select id from measuring_point_setting)' exec sp_executesql @sql --delete from @table_name where measuring_point_id not in (select id from measuring_point_setting) fetch next from del_cursor into @table_name end close del_cursor deallocate del_cursor --delete from (select talbe_name from section_type) where measuring_point_id not in (select id from measuring_point_setting) |
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