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  • 触发器结合游标删除关联表数据

    USE [数据库]
    GO
    
    SET ANSI_NULLS ON
    GO
    SET QUOTED_IDENTIFIER ON
    GO
    --MODIFY BY 删除触发器--基本表删除数据时,把对应的调价信息一并清除
    ALTER    trigger [dbo].[tg_deleteSBMC]
    on [dbo].[SBMC]
    for delete
    as 
    Declare @sbmcbh varchar(20),@store varchar(4)
    
    begin
    declare  cur_delsbmc cursor for --游标
    select deleted.bh,deleted.store
    from deleted
    open cur_delsbmc --开启游标
    fetch next from cur_delsbmc into @sbmcbh,@store
    while (@@FETCH_STATUS = 0 )
    begin		
    	delete from HCGL_TJJLB where STORE = @store and ZDBH=@sbmcbh
    	if @@ERROR <> 0  
    		begin
    			close   cur_delsbmc
    			deallocate cur_delsbmc
    			return
    		end
    
    	fetch next from cur_delsbmc into @sbmcbh,@store
    end
    	 close   cur_delsbmc
    	 deallocate cur_delsbmc
    end
    

      

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  • 原文地址:https://www.cnblogs.com/Apex233/p/6958547.html
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