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2008-05-17 21:01:29
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10. 查看列 select SUBSTR(COLNAME,1,20) as 列名,TYPENAME as 类型,LENGTH as 长度 from columns where tabname='ZJT_TABLES'; 11. 查看表结构 db2 describe table user1.department db2 describe select * from user.tables 12. 查看表的索引 db2 describe indexes for table user1.department 13. 查看视图 select viewname from views where viewname='V_ZJT_TABLES'; 14. 查看索引 select indname from indexes where indname='I_ZTABLES_TABNAME'; 15. 查看存贮过程 SELECT SUBSTR(PROCSCHEMA,1,15),SUBSTR(PROCNAME,1,15) FROM SYSCAT.PROCEDURES; 16. 类型(cast) ip datatype:varchar select cast(ip as integer)+50 from log_comm_failed 17. 重新 connect reset 18. 中断数据库连接 disconnect db2_gcb 19. view application LIST APPLICATION; 20. kill application FORCE APPLICATION(0); db2 force applications all (强迫所有程序从数据库断开) 21. lock table lock table test in exclusive mode 22. 共享 lock table test in share mode 23. 显示当前用户所有表 list tables 24. 列出所有的系统表 list tables for system 25. 显示当前数据库 list active databases 26. 查看命令选项 list command options 27. 系统数据库目录 LIST DATABASE DIRECTORY 28. 表空间 list tablespaces 29. 表空间容器 LIST TABLESPACE CONTAINERS FOR Example: LIST TABLESPACE CONTAINERS FOR 1 30. 显示用户数据库的存取权限 GET AUTHORIZATIONS 31. 启动实例 DB2START 32. 停止实例 db2stop |