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Check for index owned by sys when table owned by SCOTT select count (*) from dba_indexes where TABLE_NAME in (select...
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LOCK A USER: alter user SCOTT account lock; UNLOCK A USER: alter user SCOTT account unlock; CHECK STATUS OF USERS:...
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Daily Archivelog Generation and size: with daily_summary as ( select trunc(COMPLETION_TIME,'DD') Day, thread#, round(sum(BLOCKSBLOCK_SIZE)/1048576) MB,count() Archives_Generated from v$archived_log where dest_id=1...
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Error ./ggsci: error while loading shared libraries: libnnz19.so: cannot open shared object file: No such file or directory Solution export...
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The ORA-15032 error in Oracle is related to issues with the disk groups and ASM. This error indicates that some...
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Automatic In-Memory Oracle In-Memory was introduced in version 12c as a way to accelerate performance by storing columnar-compressed database segments...
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Restrict Mode in which Oracle database allow making connection with special rights such as DBA, SYSDBA to perform the maintenance...
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The Oracle COALESCE() function accepts a list of arguments and returns the first one that evaluates to a non-null value. The following...
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The view v$sql contains almost of queries which are executed in your Oracle DB. Basicallyyou have privileges to query this...
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Install JDK, PYTHON, SCALASet path for JDK and Python3Install & Configure CassandraLoad Data In CassandraInstall & Configure SparkSet Path for...
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Node server2 got evicted from the Cluster due to NIC hardware failure oracle@server2 /home/oracle06:19:25 : olsnodes -nserver1 1server2 2server3 3...
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ISSUE: - WHILE RUNNING DATAPATCH VERBOSE WE ARE GETTING FOLLOWING ERROR -> Error at line 255138: script md/admin/sdordfm.plb- ORA-20002: ORA-06502:...
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Issue: PDB went into restricted mode Investigation su - oracle export ORACLE_HOME=/u01/oracle/product/19/db export ORACLE_SID= cp9494 $ORACLE_HOME/OPatch/datapatch -verbose If you get...
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Issues: ORA-10567: Redo is inconsistent with data block on standb Error: Thu May 21 18:24:10 2022 Errors in file /u02/diag/rdbms/prod/prod1/trace/prod1_pr0s_12697.trc...
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To perform the export/import first we need to create a backup directory at the OS level as well as Database...
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By using Optimized Incremental Backup to disk backup strategy, an up to date copy of the database is always available...
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Overview of Triggers A database trigger is a compiled stored program unit, written in either PL/SQL or Java, that Oracle...
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DataGuard_Conf_Primary-_with-ASMDownload DataGuard_Conf_Standby_with-ASMDownload
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The ORA-01000 error indicates that the maximum number of open cursors allowed in the database session has been exceeded. This...
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Oracle Database automatically locks a resource on behalf of a transaction to prevent other transactions from doing something that requires...
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Character Data Types: • CHAR Data Type • VARCHAR2 Data Type • VARCHAR Data Type • NUMBER Data Type CHAR...
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To check the total, active, and inactive sessions in an Oracle database, you can query the V$SESSION view. Checking Total...
