code_icon_text

How to easily test a complex REF CURSOR

In my personal experience, quite often I came across the need to test and optimize queries used by REF CURSORS. Sometimes it’s a really painless operation, other times it can really be a very long and complex operation that can make you waste a lot of time. Let’s see what we would normally do in a simple case: consider a procedure GET_DATA which returns a SYS_REFCURSOR

The query used for the ref cursor is quite simple, it extracts 3 columns and uses just one parameter as a filter. In such case, if I wanted to test the query, I would probably take it outside and run it manually to perform my test.

Read More…