# tOracleInvalidRows

Checks Oracle database rows against specific Data Quality patterns (regular expression) or Data Quality rules (business rule).

tOracleInvalidRows extracts database rows that do not match a given data quality pattern or rule. You can then implement any required correction.

### In this section

* [tOracleInvalidRows Standard properties](https://help.qlik.com/talend/en-US/components/7.2/oracle-validation/toracleinvalidrows-standard-properties?id=1316)