这就像一个 user 有一个缺省的 tablespace,可是该 user 还能够使用其它的 tablespace,假设我们在创建对象时不指定 tablespace,则对象存储在缺省 tablespace 中,要想让对象存储在其它 tablespace 中,我们须要在创建对象时指定该对象的 tablespace。 举比例如以下: SQL> Gruant dba to scott SQL> create table test(n...
purge; create table book2( bookId number(10) primary key, name varchar2(20) ); --创建序列 drop sequence book2_seq; create sequence book2_seq start with 1 increment by 1; --创建触发器 create or replace trigger book2_trigger before insert on book2 for each row begin select book2_seq...
SQL>CREATETABLEdba_p2asSELECTid,time_feeFROMdba_oldWHEREtime_fee<TO_DATE('2010-11-1','YYYY-MM-DD')andtime_fee>TO_DATE('2010-09-1','YYYY-MM-DD'); 表已创建。 SQL>selectcount(*)fromdba_p1;COUNT(*)---1536020SQL>selectcount(*)fromdba_p2;COUNT(*)---365932SQL> 将2个基表与2个分...
A rollback segment that you create without specifying the storage_clause has the same storage parameters as the tablespace in which the rollback segment is created. Thus, if you create a tablespace with MAXEXTENTS UNLIMITED, then the rollback segment will have this same default. 4. PCTINCREASE ...
select tablespace_name, file_id, file_name, round(bytes/(1024*1024),0) total_space from dba_data_files order by tablespace_name; 1.增加数据文件 ALTER TABLESPACE game ADD DATAFILE '/oracle/oradata/db/GAME02.dbf' SIZE 1000M; 2.手动增加数据文件尺寸 ...
1)CREATE TABLE AS SELECT statements 2)Parallel INSERT statements 3)INSERT statements with an APPEND or APPEND_VALUES hint 截止目前,Oracle数据库共有4种表压缩技术: 1)Basic compression 2)OLTP compression 3)Warehouse compression (Hybrid Columnar Compression) ...
TABLESPACE对象设计规范 TABLE对象设计规范(重点) INDEX对象设计规范(重点) VIEW对象设计规范 GaussDB(DWS) SQL开发规范 DDL操作规范 INSERT操作规范 UPDATE&DELETE操作规范 SELECT操作规范 GaussDB(DWS)外表功能开发规范 GaussDB(DWS)存储过程开发规范 GaussDB(DWS)各对象设计详细规则 GaussDB(DWS)数据库...
create a new user and grant unlimited tablespace on -- any existing tablespace. The login must also be able to grant to the -- newly created login the following authorizations: -- -- create public synonym -- drop public synonym -- create sequence -- create procedure -- create session --...
grant select any table to GBCX with admin option; grant under any table to GBCX with admin option; grant unlimited tablespace to GBCX with admin option; 注意:创建用户需要和表空间指定起来 表空间达到上限后怎么扩展 alter tablespace bdcdj_platform_mul add datafile ‘D:\app\Administrator\oradata\...
26、mpression indicates that all tables in the tablespace will be created with table compression enabled unless otherwise specified.RETENTIONVARCHAR2(11)Undo tablespace retention: GUARANTEE - Tablespace is an undo tablespace with RETENTION specified as GUARANTEEA RETENTION value of GUARANTEE indicates t 27...