create or replace procedure proc_dropifexists( p_i_tablename in varchar2 -----表名字 ) is v_count number(10); begin ----判断当前用户下是否有对应的表 select count(*) into v_count from user_objects where object_name = upper(p_i_tablename); if v_count > 0 then ----如果存在则使用动态sql drop掉该表 execute immediate 'drop table ' || p_i_tablename; end if; end proc_dropifexists; ----调用办法demo --SQL> exec proc_dropifexists('T_NEW');
orcale 判断表是否存在并删除
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转载自minyongcheng.iteye.com/blog/2217239
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