Null 比较
摘要:
--CreateaTablefortestCREATETABLETESTNULL(CODE1VARCHAR2(20),NAME1VARCHAR2(40),DESC1VARCHAR2(80));--InsertsometestrecordsINSERTINTOTESTNULL(CODE1,NAME1)VALUES('X001','X001NAME');INSERTINTOTESTNULL(CODE1... 阅读全文
posted @ 2006-08-09 10:53 Angus 阅读(255) 评论(0) 推荐(0) 编辑