Showing posts with label oracle. Show all posts
Showing posts with label oracle. Show all posts

Monday, August 1, 2022

How to drop other schema’s Database link using SYS user | Drop db_link from other user

SQL> select owner,db_link from dba_db_links; OWNER DB_LINK ------------------------------ -------------------------------------- TEST TEST_DB_LINK SQL> sho user USER is "SYS" SQL> SQL> drop database link test.test_db_link; drop database link test.test_db_link * ERROR at line 1: ORA-02024: database link not found [test@test.test.com ~]$ cat drop_schema_dblink.sh username=$1 db_link=$2 sqlplus /nolog < SQL> Connected. SQL> " DB Link Before Drop" SQL> SQL> SQL> OWNER DB_LINK ------------------------------ ------------------------------ TEST TEST_DB_LINK SQL> 2 3 4 5 Procedure created. SQL> PL/SQL procedure successfully completed. SQL> Procedure dropped. SQL> " DB Link After Drop" SQL> no rows selected SQL> Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production With the Partitioning, Automatic Storage Management, OLAP, Data Mining and Real Application Testing options !

Wednesday, March 2, 2022

CREATE PASSWORD FILE IN ASM DISK GROUP

 FOR ORACLE 12C ONLY

ASMCMD> pwcreate –dbuniquename {db_unique_name} {file_path} {sys_password}

ASMCMD> pwcreate –dbuniquename PRDPRE +DATA/PWDFILE/pwdPRDPREoracle

FOR ALL VERSION

orapwd file=’+DATA/orapwPRODPRE’ ENTRIES=10 DBUNIQUENAME=’PRODPRE’



https://docs.oracle.com/database/121/OSTMG/GUID-2ACBBB1E-A39D-473E-A9EF-E7BC3872C36E.htm

ewallet p12 vs cwallet sso

The  ewallet.p12  stores credentials and certificates protected by a user password, while  cwallet.sso  provides an obfuscated, random passw...