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Title: jiaoben Download
 Description: create or replace trigger delete_emp after delete on departments for each row begin delete from employees where departmentid =: old.departmentid end delete_emp
 Downloaders recently: [More information of uploader sheaj]
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实验脚本\闪回删除.txt
........\实验六示范.txt
........\实验用脚本文件new.txt
........\数据泵.txt
........\3.sql
........\5.txt
........\6.txt
........\7.txt
........\闪回表.txt
........\4.sql
实验脚本
    

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