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DB2基本命令

2015年03月20日 DB2 ⁄ 共 2166字 ⁄ 字号 暂无评论

1.启动数据库
     db2start
2.停止数据库
     db2stop
3.连接数据库
     db2 connect to o_yd user db2 using pwd
4.读数据库管理程序配置
     db2 get dbm cfg
5.写数据库管理程序配置
     db2 update dbm cfg using 参数名 参数值
6.读数据库的配置
     db2 connect to o_yd user db2 using pwd
     db2 get db cfg for o_yd
7.写数据库的配置
     db2 connect to o_yd user db2 using pwd
     db2 update db cfg for o_yd using 参数名 参数值
8.关闭所有应用连接
     db2 force application all
     db2 force application ID1,ID2,,,Idn MODE ASYNC
     (db2 list application for db o_yd show detail)
9.备份数据库
     db2 force application all
     db2 backup db o_yd to d:
     (db2 initialize tape on \\.\tape0)
     (db2 rewind tape on \\.\tape0)
     db2 backup db o_yd to \\.\tape0
10.恢复数据库
        db2 restore db o_yd from d: to d: 
        db2 restore db o_yd from \\.\tape0 to d:
11.绑定存储过程
        db2 connect to o_yd user db2 using pwd
        db2 bind c:\dfplus.bnd
  拷贝存储过程到服务器上的C:\sqllib\function目录中
12.整理表
        db2 connect to o_yd user db2 using pwd
        db2 reorg table ydd
        db2 runstats on table ydd with distribution and indexes all
13.导出表数据
         db2 export to c:\dftz.txt of del select * from dftz
        db2 export to c:\dftz.ixf of ixf select * from dftz
14.导入表数据
        import from c:\123.txt of del  insert into ylbx.czyxx
        db2 import to c:\dftz.txt of del commitcount 5000 messages  c:\dftz.msg insert into dftz
        db2 import to c:\dftz.ixf of ixf commitcount 5000 messages c:\dftz.msg insert into dftz
        db2 import to c:\dftz.ixf of ixf commitcount 5000 insert into dftz
        db2 import to c:\dftz.ixf of ixf commitcount 5000 insert_update into dftz
        db2 import to c:\dftz.ixf of ixf commitcount 5000 replace into dftz
        db2 import to c:\dftz.ixf of ixf commitcount 5000 create into dftz   (仅IXF)
        db2 import to c:\dftz.ixf of ixf commitcount 5000 replace_create into dftz  (仅IXF)
15.执行一个批处理文件
       db2 –tf 批处理文件名
      (文件中每一条命令用 ;结束)
16.自动生成批处理文件
         建文本文件:temp.sql
        select 'runstats on table DB2.' || tabname || ' with distribution and  detailed indexes all&#59;' from syscat.tables where tabschema='DB2' and type='T'&#59;
        db2 –tf temp.sql>;runstats.sql
17.自动生成建表(视图)语句
        在服务器上:C:\sqllib\misc目录中
        db2 connect to o_yd user db2 using pwd
        db2look –d o_yd –u db2 –e –p –c c:\o_yd.txt
18.其他命令
        grant dbadm on database to user bb
19.select * from czyxx fetch first 1 rows only
20.db2look –d ylbx –u db2admin –w –asd –a –e –o a.txt21. 显示当前用户所有表 
  list tables 
22.列出所有的系统表 
  list tables for system
23.查看表结构 
  db2 describe select * from user.tables