BUG #19451: In postgreSQL v13 For 1000 tables how to update from rrn column to GUID. Each table more than 2crore
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
On Mon, Apr 6, 2026 at 05:26:40PM +0000, PG Bug reporting form wrote:
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
PG 13 is no longer being supported; the last release was November 13,
2025:
https://www.postgresql.org/support/versioning/
This is also not a bug. I also can't understand the question.
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