MySQL error code
MySQL error 3689
MySQL server error 3689 is ER_REGEXP_BAD_ESCAPE_SEQUENCE, reported with SQLSTATE HY000.
Unrecognized escape sequence in regular expression.
| Error | 3689 |
|---|---|
| Name | ER_REGEXP_BAD_ESCAPE_SEQUENCE |
| SQLSTATE | HY000 |
| Group | Server errors |
Source: MySQL 8.4 Error Reference