Developers go with many data insertion practice to avoid duplicate entry which are discussed as below: 1- Remove duplicate values using 'DISTINCT' key in mysql query, if it is present in table.

MySQLIntegrityConstraintViolationException: Duplicate entry 'xxxx' for key 'PRIMARY' #11452 Closed sunguosheng opened on Jul 22, 2021 ...

Describe the bug: control-plane nodes went crazy and was hammering the database with almost 200k connections. I have tried debug logs but they did not give me the root cause, using tcpdump I can see ...

Duplicate and Ignore on MySQL Inserts. MySQL table primary keys and unique indexes prevent multiple rows with the same index from being added to the table.