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Oracle® OLAP Expression Syntax Reference
Release 11.2

E23381-01
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Preface

The OLAP expression syntax includes analytic functions, arithmetic operators, and single-row functions. The OLAP syntax is an extension of the SQL syntax. If you have used SQL analytic functions or single-row functions, then this syntax is familiar to you.

This preface contains these topics:

Audience

This document is intended for anyone who wants to create calculated measures or transform the data stored in relational tables for use in dimensional database objects such as cubes, cube dimensions, and measures.

Documentation Accessibility

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Access to Oracle Support

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Related Documents

For more information, see these documents in the Oracle Database 11.2 documentation set:

Conventions

These text conventions are used in this document:

Convention Meaning
boldface Boldface type indicates graphical user interface elements associated with an action, or terms defined in text or the glossary.
italic Italic type indicates book titles, emphasis, or placeholder variables for which you supply particular values.
monospace Monospace type indicates commands within a paragraph, URLs, code in examples, text that appears on the screen, or text that you enter.

Backus-Naur Form Syntax

The syntax in this reference is presented in a simple variation of Backus-Naur Form (BNF) that uses the following symbols and conventions:

Symbol or Convention Description
[ ] Brackets enclose optional items.
{ } Braces enclose a choice of items, only one of which is required.
| A vertical bar separates alternatives within brackets or braces.
... Ellipses indicate that the preceding syntactic element can be repeated.
delimiters Delimiters other than brackets, braces, and vertical bars must be entered as shown.
boldface Words appearing in boldface are keywords. They must be typed as shown. (Keywords are case-sensitive in some, but not all, operating systems.) Words that are not in boldface are placeholders for which you must substitute a name or value.