The possible errors that can be handled by the MariaDB connector are:
| Error | Description |
|---|---|
| MISSING_INPUT | A mandatory input variable was not provided. |
| INVALID_INPUT | The input variable has an invalid type. |
| DATA_ACCESS_ERROR | Unable to access data. |
| DATA_INTEGRITY_VIOLATION_ERROR | Data integrity violation error occurs when performing database operation. |
| CONNECTION_ERROR | Cannot connect to a database instance. |
| SQL_GRAMMAR_ERROR | Invalid syntax error. |
| DUPLICATE_KEY_ERROR | Duplicate key error occurs when performing database operation. |
| OPTIMISTIC_LOCK_ERROR | Optimistic error occurs when performing database operation. |
| DEAD_LOCK_ERROR | Deadlock error occurs when performing database operation. |
| PERMISSION_DENIED_ERROR | Lack of permission to the resource and method requested. |
| UNKNOWN_ERROR | Unexpected runtime error. |