8.0.19+ ERROR 1022 (23000): Can't Write; Duplicate Key In Table Or ERROR 1062 (23000): Duplicate entry 'NULL' for key
(Doc ID 2729447.1)
Last updated on NOVEMBER 24, 2020
Applies to:MySQL Server - Version 8.0 and later
Information in this document applies to any platform.
Certain queries fail with error:
ERROR 1022 (23000): Can't write; duplicate key in table '/tmp/#sql3356b_8_2'
ERROR 1062 (23000): Duplicate entry 'NULL' for key '/tmp/#sql3356b_8_4.<group_key>'
Queries were working fine before 8.0.19, after which they started giving the error.
To view full details, sign in with your My Oracle Support account.
Don't have a My Oracle Support account? Click to get started!
In this Document