MySQL error code
MySQL error 3158
MySQL server error 3158 is ER_JSON_DOCUMENT_NULL_KEY, reported with SQLSTATE 22032.
JSON documents may not contain NULL member names.
| Error | 3158 |
|---|---|
| Name | ER_JSON_DOCUMENT_NULL_KEY |
| SQLSTATE | 22032 |
| Group | Server errors |
In other databases
Source: MySQL 8.4 Error Reference