create table OPT_LOG ( opercontent VARCHAR2(500) ) alter table opt_log add tmp_opercontent clob; update opt_log s set s.tmp_opercontent = s.opercontent; commit; alter table opt_log drop column opercontent; alter table opt_log rename column tmp_opercontent to opercontent;
oracle 表字段varchar2 修改为 clob 备忘
猜你喜欢
转载自sd-zyl.iteye.com/blog/2088000
今日推荐
周排行