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PLSQL Collections Benefits and Performance (Doc ID 986423.1)

Last updated on JANUARY 30, 2022

Applies to:

PL/SQL - Version and later
Information in this document applies to any platform.


The purpose of this document is to provide a quick reference to the Oracle PL/SQL Collections. This article provides details on when a particular collection type should be used, size limits, performance benefits and the difference between each of them.

Questions and Answers

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In this Document
Questions and Answers
 Which collection type will have more benefits in terms of performance?
 What is the size limit of Nested Tables, Varrays and Associative arrays?
 Choosing a Collection Type
 Comparing Oracle Collection Types
 Ways of querying from the different types of collection.

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