How to diagnose and fix the 25004 inappropriate_isolation_level_for_branch_transaction error code in Postgres.
The 25004 error code in PostgreSQL signifies an “inappropriate_isolation_level_for_branch_transaction” condition. This error occurs when an attempt is made to set the transaction isolation level in a situation where it’s not permitted, such as within a subtransaction or after a transaction has already performed some operations. Here’s how to diagnose and fix this error: Here are …