Specifies the lowest severity level of errors to report.
>>-.---.-.----.-WARNING--.-"integer"-.-----><
+-/-+ | +-WARNINGS-+ |
+-NO-.-WARNING--.-----------+
+-WARNINGS-+
| integer | One of:
|
| Default: | WARNING"1" (Dialect ) |
| Phase: | Syntax check |
| $SET: | Any |
With NOWARNING only those of level U or S are reported.