Oracle TimesTen In-Memory Database is a memory-optimized relational database. Deployed in the application tier, TimesTen operates on databases that fit entirely in physical memory using standard SQL interfaces.
This document provides a reference for TimesTen SQL statements, expressions, and functions, including TimesTen SQL extensions. It also describes data types.To work with this guide, you should understand how database systems work. You should also have knowledge of SQL (Structured Query Language).
TimesTen documentation is available on the product distribution media and on the Oracle Technology Network:
http://www.oracle.com/technetwork/database/timesten/documentation
TimesTen supports multiple platforms. Unless otherwise indicated, the information in this guide applies to all supported platforms. The term Windows applies to all supported Windows platforms. The term UNIX applies to all supported UNIX and Linux platforms. Refer to the "Platforms" section in Oracle TimesTen In-Memory Database Release Notes for specific platform versions supported by TimesTen.
Note:
In TimesTen documentation, the terms "data store" and "database" are equivalent. Both terms refer to the TimesTen database unless otherwise noted.This document uses the following text conventions:
| 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. |
italic monospace |
Italic monospace type indicates a variable in a code example that you must replace. For example:
Replace |
| [ ] | Square brackets indicate that an item in a command line is optional. |
| { } | Curly braces indicated that you must choose one of the items separated by a vertical bar ( | ) in a command line. |
| | | A vertical bar (or pipe) separates alternative arguments. |
| . . . | An ellipsis (. . .) after an argument indicates that you may use more than one argument on a single command line. |
| % | The percent sign indicates the UNIX shell prompt. |
| # | The number (or pound) sign indicates the UNIX root prompt. |
TimesTen documentation uses these variables to identify path, file and user names:
| Convention | Meaning |
|---|---|
install_dir |
The path that represents the directory where the current release of TimesTen is installed. |
TTinstance |
The instance name for your specific installation of TimesTen. Each installation of TimesTen must be identified at install time with a unique alphanumeric instance name. This name appears in the install path. |
bits or bb |
Two digits, either 32 or 64, that represent either the 32-bit or 64-bit operating system. |
release or rr |
Numbers that represent a major TimesTen release, with or without dots. For example, 1121 or 11.2.1 represents TimesTen Release 11.2.1. |
DSN |
The data source name. |
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