MySQL error code
MySQL error 1853
MySQL server error 1853 is ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_NOPK, reported with SQLSTATE HY000.
Dropping a primary key is not allowed without also adding a new primary key
| Error | 1853 |
|---|---|
| Name | ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_NOPK |
| SQLSTATE | HY000 |
| Group | Server errors |
Source: MySQL 8.4 Error Reference