Oracle EXISTS method.
- 30 July 2022
- Database Performance Management
In Oracle PL/SQL, the EXISTS method is a function that tells you if a specified Varray or Nested Tables element exists….
Oracle EXTEND method.
In Oracle PL/SQL, the EXTEND method is a procedure that adds elements to the end of Varray or Nested Tables. The collection can be empty, but not NULL…
Oracle Nested Tables.
In Oracle PL/SQL Nested Tables is a column type that stores an unlimited row set in a certain order.
When you extract a nested table value from a dat…
Oracle SET operation on the collection.
- 28 July 2022
- Database Performance ManagementSoftware Engineering
In Oracle PL/SQL, an operation on SET collections returns a collection with distinct (i.e. a collection without takes)….
Oracle MULTISET UNION.
In Oracle PL/SQL, the MULTISET UNION collection operation returns the merging of two collections…
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