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Lost or corrupted SYSTEM tablespace datafile compels every DBA to be on high alert. SCENARIO - 1 : Follow when the below conditions are...

As I was running DATAPATCH after applying the Jul23 Oracle DB patches, it got failed saying the the SDO component became invalid. Patch...

Here is a list of recommended patches for users on Oracle Database 19c Enterprise Edition, Release 19.19.0.0.0....

I have created a table "CUSTOMERS" with 1 million rows and an ID column as a primary key. SQL> SELECT COUNT(*) FROM CUSTOMERS; COUNT(*)...

Oracle Flashback query feature enables you to rewind the data of one or more tables prior to time with some limitations in length. This...

What is the Global Temporary table (GTT)? As the name suggests, GTTs are temporary tables that hold data only for the lifetime of your...

I am running an Oracle Database 19c on oracle linux 7.9. Now I need to check the IPs connected to my database on the listener port. We...

col name format a25 col value format a10 select a.ksppinm name, b.kspftctxvl value, b.kspftctxdf isdefault, decode(bitand(b.kspftctxvf,7)...

To add a temp file to the TEMP tablespace in Oracle Database, Query to find current tempfile details col file_name for a72 col...

How query all primary keys of all tables owned by a schema_name - Just replace 'P' with 'F' to know foreign key select...