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Database

Database Oracle21c

Oracle 21c has only CDB-PDB Architecture

The non-CDB architecture was deprecated in Oracle Database 12c (12.10.2). It is desupported in Oracle Database 20c. Oracle Database 20c was the first CDB-PDB release. Now there is no Oracle Database 20c. Hence, Oracle 21c will be now the first CDB-PDB only release. Oracle Database 21c is the first Oracle database release Read more…

By Ahmad, 9 months9 months ago
Database Oracle21c

Oracle 21c is out for use! DBA should focus on 19c!!

Oracle 21c is out for use! DBA should focus on 19c!! -August 2021: Oracle Database 21c (21.3) released on Linux https://www.oracle.com/database/technologies/oracle21c-linux-downloads.html Oracle 21c is an innovation release so dba’s don’t get panic. DBA should be trying to get all your databases to 19c. As we know 19c support end in Read more…

By Ahmad, 9 months9 months ago
Database Personal

My Oracle Journey Secret

Hi My DBA Family, Today I want to share my Oracle Journey Secret. These are my 4 people in my life who inspired me.They are my Role Model. All are the best person. I want to thank all of them. I thought to share my Oracle journey through my blog. Read more…

By Ahmad, 1 year1 year ago
Database Oracle19c

New Features for Database in Oracle 19c !!

Oracle Database 19c, is the long term support release of the Oracle Database 12c family. It belongs to the family Oracle Database 12.2.0.X. 19c Long Term Release Premier Support (PS) ends April 30, 2024, Extended Support (ES) will be beginning May 01, 2024, through April 30, 2027 Error Correction / Patching is Read more…

By Ahmad, 1 year ago
Oracle ACE
Oracle ACE Associate
Awarded Top 60 Oracle Blogs
Recent Posts
  • ORA-12520: TNS listener could not find available handler for requested type of server
  • Oracle GoldenGate 21c(21.3.0) is out for use!
  • Oracle 21c has only CDB-PDB Architecture
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Riaz Ahmad Ansari is an Oracle Consultant, Speaker, Blogger, YouTuber & Mentor.

He is famous for Ahmad’s nickname in the IT industry.

He has many years of experience as a production Oracle DBA managing all operating system based Oracle Databases.

He started working with Oracle Database starting from Oracle 9i to 10g/11g/12c18c/19c.

He has hands-on experience in real-world Production environments.

He is skilled with Oracle technologies such as Core DBA work, Data Guard, RMAN, Backup & Recovery, RAC, Cloud Control, and Performance Tuning.

  • Email
    ahmad@oracleride.com
  • Phone
    +91 9648108988
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