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# Preface

The Oracle Big Data SQL User's Guide describes how to install and manage the Oracle Big Data SQL product.

## Audience

This guide is intended for installers and users of Oracle Big Data SQL. including:

- Application developers

- Data analysts

- Data scientists

- Database administrators

- System administrators

The guide assumes that the reader has sufficient background knowledge about the database server and the particular Hadoop platform which will host the software in order to follow the instructions successfully.

## Related Documents

Users installing Oracle Big Data SQL on the Oracle Big Data Appliance can get more information about Oracle’s Big Data solutions and the Oracle Big Data Appliance in particular at the Oracle Help Center

The following publications are recommended:

- Oracle Big Data Appliance Owner's Guide

- Oracle Big Data Appliance Software User’s Guide

- Oracle Big Data Connectors User's Guide

Users installing Oracle Big Data SQL on Hortonworks HDP should refer to the Hortonworks documentation site at http://docs.hortonworks.com/index.html for supplementary information

## Conventions

The following 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.
`#` prompt | The pound (`#`) prompt indicates a command that is run as the Linux `root` user.

## 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.