DB2常用命令列表

核心提示： 31. 启动实例 DB2START 32. 停止实例 db2stop 33. 表或视图特权 grant select,delete,insert,update on tables to user grant all on tables to user WITH GRANT OPTION 34. 程序包特权 GRANT

　　31. 启动实例

DB2START

32. 停止实例

db2stop

33. 表或视图特权

grant select,delete,insert,update on tables to user

grant all on tables to user WITH GRANT OPTION

34. 程序包特权

GRANT EXECUTE

ON PACKAGE PACKAGE-name

TO PUBLIC

35. 模式特权

GRANT CREATEIN ON SCHEMA SCHEMA-name TO USER

36. 数据库特权

grant connect,createtab,dbadm on database to user

37. 索引特权

grant control on index index-name to user

38. 信息帮助 (? XXXnnnnn )

例:? SQL30081

39. SQL 帮助(说明 SQL 语句的语法)

help statement

例如，help SELECT

40. SQLSTATE 帮助(说明 SQL 的状态和类别代码)

? sqlstate 或 ? class-code

41. 更改与"管理服务器"相关的口令

db2admin setid username password

42. 创建 SAMPLE 数据库

db2sampl

db2sampl F:(指定安装盘)

43. 使用操作系统命令

! dir

44. 转换数据类型 (cast)

SELECT EMPNO, CAST(RESUME AS VARCHAR(370))

FROM EMP_RESUME

WHERE RESUME_FORMAT = 'ascii'

45. UDF

要运行 DB2 Java 存储过程或 UDF，还需要更新服务器上的 DB2 数据库管理程序配置，以包括在该机器上安装 JDK 的路径

db2 update dbm cfg using JDK11_PATH d:sqllibjavajdk

TERMINATE

update dbm cfg using SPM_NAME sample

46. 检查 DB2 数据库管理程序配置

db2 get dbm cfg

47. 检索具有特权的所有授权名

SELECT DISTINCT GRANTEE, GRANTEETYPE, 'DATABASE' FROM SYSCAT.DBAUTH

UNION

SELECT DISTINCT GRANTEE, GRANTEETYPE, 'TABLE ' FROM SYSCAT.TABAUTH

UNION

SELECT DISTINCT GRANTEE, GRANTEETYPE, 'PACKAGE ' FROM SYSCAT.PACKAGEAUTH

UNION

SELECT DISTINCT GRANTEE, GRANTEETYPE, 'INDEX ' FROM SYSCAT.INDEXAUTH

UNION

SELECT DISTINCT GRANTEE, GRANTEETYPE, 'COLUMN ' FROM SYSCAT.COLAUTH

UNION

SELECT DISTINCT GRANTEE, GRANTEETYPE, 'SCHEMA ' FROM SYSCAT.SCHEMAAUTH

UNION

SELECT DISTINCT GRANTEE, GRANTEETYPE, 'SERVER ' FROM SYSCAT.PASSTHRUAUTH

ORDER BY GRANTEE, GRANTEETYPE, 3

create table yhdab

(id varchar(10),

password varchar(10),

ywlx varchar(10),

kh varchar(10));

create table ywlbb

(ywlbbh varchar(8),

ywmc varchar(60))

48. 修改表结构

alter table yhdab ALTER kh SET DATA TYPE varchar(13);

alter table yhdab ALTER ID SET DATA TYPE varchar(13);

alter table lst_bsi alter bsi_money set data type int;

insert into yhdab values

('20000300001','123456','user01','20000300001'),

('20000300002','123456','user02','20000300002');

49. 业务类型说明

insert into ywlbb values

('user01','业务申请'),

('user02','业务撤消'),

('user03','费用查询'),

('user04','费用自缴'),

('user05','费用预存'),

('user06','密码修改'),

('user07','发票打印'),

('gl01','改用户基本信息'),

('gl02','更改支付信息'),

('gl03','日统计功能'),

('gl04','冲帐功能'),

('gl05','对帐功能'),

('gl06','计费功能'),

('gl07','综合统计')