利用存储实现 create or replace procedure proc_dropifexists( p_table in varchar2 ) is v_count number(10); begin select count(*) into v_count from user_tables where table_name = upper(p_table); if v_count > 0 then execute immediate 'drop table ' || p_table ||' purge'; end if; end proc_dropifexists; exec proc_dropifexists('d_product'); CREATE TABLE d_product ( id number(12) primary key, product_name varchar(100) NOT NULL, description varchar(100) default NULL, add_time number(20) default NULL, fixed_price number(38) NOT NULL, dang_price number(38) NOT NULL, keywords varchar(200) default NULL, has_deleted integer default '0' NOT NULL , product_pic varchar(200) default NULL ) ;
oracle的drop table if exists
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转载自southking.iteye.com/blog/1749001
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