MySQL error code
MySQL error 3900
MySQL server error 3900 is ER_REGEXP_INVALID_FLAG, reported with SQLSTATE HY000.
Invalid match mode flag in regular expression.
| Error | 3900 |
|---|---|
| Name | ER_REGEXP_INVALID_FLAG |
| SQLSTATE | HY000 |
| Group | Server errors |
Source: MySQL 8.4 Error Reference