Yet another one on 'Oracle Type inheritance and advanced type casting' This is an off-site link.  Please review our Terms of Service for additional information.

(Martien van den Akker) Triggered by a comment on an older article I wrote a little article yesterday on determining the instance of an object. As far as known by me at least and seemingly by Google there is no java instanceOf counterpart in Oracle Pl/Sql. In SQL Where clauses you can use the 'is of' expression. But that is not available in pl/sql.

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