Ref Cursor in Oracle PL SQL Interview Questions And Answers For Experienced & Freshers | Interview Preparation

Ref Cursor in Oracle PL SQL Interview Questions And Answers For Experienced & Freshers | Interview Preparation


Oracle 7.2 introduced refcursor which is used to process multiple records and also this is record by record process.
In refcursor oracle server execute number of select statements dynamically for a single active set area.
We are allow to pass refcursor as a parameter into procedure and function because refcursor is an user defined type.

Refcursor returns multiple records into client applications by using following two methods:
1) using refcursor as out parameter in stored procedure
2) using refcursor as return type in stored function

Refcursor types
1) strong ref cursor
2) weak ref cursor

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