You can define collections of collections (directly or indirectly). The multilevel collection is one of the most complicated and powerful features of PL/SQL. This lesson covers the syntax and then explores through several examples how to leverage this feature.
This video was taken from PLSQLChannel.com, originally recorded before Steven Feuerstein re-joined Oracle in March 2014.
Code to explore topics in this video may be found at Oracle Live SQL: https://livesql.oracle.com/apex/lives...
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Practically Perfect PL/SQL with Steven Feuerstein
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