摘要:
SQL语句: SET @str = '7654,7698,7782,7788'; SELECT SUBSTRING_INDEX(SUBSTRING_INDEX(@str, ',', help_topic_id + 1), ',', - 1) AS num FROM mysql.help_topic 阅读全文
摘要:
SQL select a.name tableName, b.value tableComment from sysobjects a LEFT JOIN sys.extended_properties b ON a.id = b.major_id AND b.minor_id = 0 where 阅读全文