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create or replace procedure pro_tableesists (v_table in varchar2) is v_num number; begin select count(*) into v_num from user_objects where object_name=upper(v_table); if v_num>0 then execute immediate ‘drop table ‘||v_table; end if; end pro_tableesists ;
也可以 ‘drop table ‘||v_table||‘purge;‘
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原文地址：http://www.cnblogs.com/tianmingt/p/4177467.html
