The following bug has been logged on the website:
Bug reference: 19451
Logged by: Amarnath Bichchal
Email address: abichchal123@gmail.com
PostgreSQL version: Unsupported/Unknown
Operating system: ubuntu
Description:
In postgreSQL v13 For 1000 tables how to update from rrn column to GUID.
Each table more than 2crores records. What is strategy use with no any
issues , performance, lock , need to fast complete in 2hrs to 3hrs. use
uninx script