摘要: Informix 删除索引或主键 1、根据网上的做法,发现在systables 中找不到有主键的表 select constrname from sysconstraints where tabid in (select tabid from systables where tabname='SYS 阅读全文
posted @ 2011-05-25 10:33 hongweigg 阅读(108) 评论(0) 推荐(0)