Convert single Instance database to 2 Node RAC
Convert Single Instance database to 2 Node RAC Convert Single Instance Database to 2 Node RAC oracle 10g / 11g. Install Clusterware on the nodes on which you want to… Read more »
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Oracle database management scripts
Oracle database management scripts- Check how large size of the database col “Database Size” format a20 col “Free space” format a20 col “Used space” format a20 select round(sum(used.bytes) / 1024… Read more »
RAC srvctl and crsctl useful commands
RAC SRVCTL and CRSCTL useful commands- Below are some of the commands which we have used regularly in our RAC system. There are many more RAC commands for 11gR2/12c Clusterware… Read more »
Convert physical standby database to snapshot standby database
Convert Physical Standby Database to Snapshot standby Database The difference between a read-only standby and a snapshot standby is that the snapshot standby is fully update-able. It was possible in… Read more »
Basic sql questions Answers
SQL Test Questions Answers Question No. 1 of 30 A SQL command that is used to reduce the access time is • MINIMIZE • REDUCETIME • INDEX • MINTIME Correct… Read more »
Oracle DBA RAC Interview Question Answers
Oracle DBA RAC Interview Question Answers What is RAC? What is the benefit of RAC over single instance database? In Real Application Clusters environments, all nodes concurrently execute transactions against… Read more »
What is datapump in oracle
What is datapump in oracle Data Pump: Data pump is a utility provided by Oracle to export data and/or structure from a database into a binary file called as dump… Read more »
How to check tablespace size in oracle database
How to check tablespace size in oracle database set linesize 150 set pagesize 5000 col owner for a15 col segment_name for a30 col segment_type for a20 col TABLESPACE_NAME for a30… Read more »
Check user status in oracle database
Check user status in oracle database Here with the use of below scripts you can check the status of particular user whether is open/locked or expired , you can check… Read more »
check sql session detail in oracle database
Check sql session detail in oracle database SET LINESIZE 190 COLUMN spid FORMAT A10 COLUMN username FORMAT A15 COLUMN program FORMAT A65 SELECT s.inst_id, s.sid,s.serial#, p.spid, s.username, s.program FROM… Read more »