SQL> alter table test move users; alter table test move users * ERROR at line 1: ORA-14133: ALTER TABLE MOVE cannot be combined with other operations SQL> alter table test move tablespace users; Table altered. SQL> select tablespace_name from tabs where table_name='TEST'; TABLESPACE_NAME ...
INFILE "users_data.csv"--指定外部数据文件,可以写多个 INFILE "another_data_file.csv" 指定多个数据文件 // INFILE 'tt.date' // 导入多个文件 --这里还可以使用 BADFILE、DISCARDFILE 来指定坏数据和丢弃数据的文件,truncate--操作类型,用 truncate table 来清除表中原有记录INTOTABLEusers--要插入记录的表...
You can also quickly load rows into a partition from another table with partition exchange. But to use this the two tables must have identical structures. Which can be hard to validate.So Oracle Database 12.2 introduced a new create table option. Create-table-for-exchange:...
Note that you must have theCREATE TABLEsystem privilege to create a new table in your schema andCREATE ANY TABLEsystem privilege to create a new table in another user’s schema. Additionally, the owner of the new table must have the quota for thetablespacethat contains the new table orUNLIMI...
例如：sqlCREATE TABLE tablename TABLESPACE another_tablespace;这将创建一个表，并将其存储在指定的表空间another_tablespace中。总结： 用户与表空间是独立的概念，但在创建用户时可以指定其默认的存储表空间。 创建用户后，需要为用户授予必要的权限。 创建表时，可以显式指定表空间，否则表将存储在...
用SELECT创建记录和表你也许已经注意到,INSERT 语句与DELETE语句和UPDATE语句有一点不同,它一次只操作一个记录。然而,有一个方法可以使INSERT 语句一次添加多个记录。要作到这一点,你需要把INSERT 语句与SELECT 语句结合起来,象这样:INSERT mytable (first_column,second_column) SELECT another_first, ...
REMAP_DATAFILE Redefine datafile references in all DDL statements. REMAP_SCHEMA Objects from one schema are loaded into another schema. REMAP_TABLESPACE Tablespaceobject are remapped to another tablespace. REMAP_SCHEMA可以定义用户的切换,其格式为: remap_schema=old_schema_name:new_schema_name REMAP_TABL...
选择Administration > Manage HTML DB Users > Create Developer 链接旁的向下箭头。 3. 输入以下信息,然后单击 Create and Create Another。 User Name:Brad.Knight Password:welcome1 Email Address:brad.knight@oracle.comDefault Schema:OBE。 4. 输入以下信息,然后单击 Create and Create Another。 User Name:Sus...
Create another external table containing the rest of the rows frominventories .SQL> drop table inv_part_xt; Table dropped. SQL> SQL> CREATE TABLE inv_part_xt 2 ORGANIZATION EXTERNAL 3 ( 4 TYPE ORACLE_DATAPUMP 5 DEFAULT DIRECTORY def_dir1 6 LOCATION ('inv_p2_xt.dmp') 7 ...
The method can be one of the following:DATABASE - Authentication was done by passwordNETWORK - Authentication was done by Oracle Net Services or the Advanced Security optionPROXY - Client was authenticated by another user; the name of the proxy user fo 55、llows the method typeSESSIONIDNUMBER...