Oracle 19c更换临时表空间操作步骤

deadknight92025-03-21 17:54

1、创建新的临时表空间

SQL> create temporary tablespace temptbs tempfile '+DATA' size 30M ;

Tablespace created.

2、设置数据库的新默认表空间为新建临时表空间

SQL> alter database default temporary tablespace temptbs;

Database altered.

3、删除老的临时表空间

SQL> drop tablespace temp including contents and datafiles;

Tablespace dropped.

4、查询验证

sql 复制代码

SQL> SELECT  *   FROM DATABASE_PROPERTIES where PROPERTY_NAME='DEFAULT_TEMP_TABLESPACE';

PROPERTY_NAME		       PROPERTY_VALUE		      DESCRIPTION
------------------------------ ------------------------------ --------------------------------------------------------------------------------
DEFAULT_TEMP_TABLESPACE        TEMPTBS			      Name of default temporary tablespace

TABLESPACE_NAME      TABLESPACE_T SUM_SPACE(M) SUM_BLOCKS USED_SPACE(M) USED_RATE(%) FREE_SPACE(M)
-------------------- ------------ ------------ ---------- ------------- ------------ -------------
SYSTEM		     PERMANENT		   220	    28160	    220        99.80		 0
SYSAUX		     PERMANENT		   165	    21120	    141        85.27		24
USERS		     PERMANENT		     5	      640	      1        21.20		 4
TEST		     PERMANENT		    10	     1280	      1        10.60		 9
UNDO1		     UNDO		   100	    12800	      2 	2.25		98
UNDO2		     UNDO		   100	    12800	      2 	2.25		98
TEMPTBS 	     TEMPORARY		    30	     3840			 .00