In this post, you’ll learn more about the Oracle ErrorDRG-10868: matches does not support functional invocation with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
DRG-10868: matches does not support functional invocation
Reason for the Error DRG-10868: matches does not support functional invocation
Cause: the query plan for your query is invoking a matches operator functionally rather than as an index rowsource. The matches operator does not support functional invocation
How to fix the Error DRG-10868: matches does not support functional invocation ?
You can fix this error in Oracle by following the below steps
Action: add optimizer hints so that all matches operators are performed through index scans