Last updated on FEBRUARY 17, 2016
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Information in this document applies to any platform.
when trying to use the PERCENTILE_DISC function in its aggregate form, but the result shows "?" if we use a VARCHAR2 column for the order by clause inside the WITHIN GROUP clause.
Using a NUMBER column instead of a VARCHAR2 column for the order by clause provides the correct result.
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