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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <script src="./callback.js" type="text/javascript"></script> <noscript>Your browser does not support JavaScript. This help page requires JavaScript to render correctly.</noscript> </head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii" /> <meta http-equiv="Content-Style-Type" content="text/css" /> <meta http-equiv="Content-Script-Type" content="text/javascript" /> <meta name="generator" content="Oracle DARB XHTML Converter (Mode = ohj/ohw) - Version 5.1.1 Build 005" /> <meta name="date" content="2009-04-21T9:46:23Z" /> <meta name="robots" content="noarchive" /> <meta name="doctitle" content="About This Document" /> <meta name="relnum" content="11g Release 2 (11.2)" /> <meta name="partnum" content="E10766-01" /> <link rel="copyright" href="./dcommon/html/cpyr.htm" title="Copyright" type="text/html" /> <link rel="stylesheet" href="./dcommon/css/blafdoc.css" title="Oracle BLAFDoc" type="text/css" /> <link rel="contents" href="toc.htm" title="Contents" type="text/html" /> <link rel="prev" href="tdddg_intro001.htm" title="Previous" type="text/html" /> <link rel="next" href="tdddg_intro003.htm" title="Next" type="text/html" /> <title>About This Document</title> </head> <body> <div class="zz-skip-header"><a href="#BEGIN">Skip Headers</a></div> <table class="simple oac_no_warn" summary="" cellspacing="0" cellpadding="0" width="100%"> <col width="86%" /> <col width="*" /> <tr valign="bottom"> <td align="left"></td> <td align="center"><a href="tdddg_intro001.htm"><img width="24" height="24" src="./dcommon/gifs/leftnav.gif" alt="Previous" /><br /> <span class="icon">Previous</span></a> </td> <td align="center"><a href="tdddg_intro003.htm"><img width="24" height="24" src="./dcommon/gifs/rightnav.gif" alt="Next" /><br /> <span class="icon">Next</span></a></td> </tr> </table> <p><a id="CEGDICAF" name="CEGDICAF"></a><a id="TDDDG1110" name="TDDDG1110"></a></p> <div class="sect1"><!-- infolevel="all" infotype="General" --> <h1>About This Document</h1> <a name="BEGIN" id="BEGIN"></a> <p>This document is the entry into the Oracle Database documentation set for application developers. It does the following:</p> <ul> <li> <p>Explains the basic concepts behind development with Oracle Database</p> </li> <li> <p>Shows how to use basic features of SQL and PL/SQL</p> </li> <li> <p>Provides references to detailed information about subjects that it introduces</p> </li> <li> <p>Shows, with tutorials and examples, how to develop and deploy a sample application</p> </li> </ul> <p><a href="tdddg_intro.htm#CEGEJEGG">Introduction</a> describes the reader for whom this document is intended, outlines the organization of this document, introduces important Oracle Database concepts, and describes the sample schema used in the tutorials and examples in this document.</p> <p><a href="tdddg_connecting.htm#CEGGIIEJ">Connecting to Oracle Database</a> explains how to connect to Oracle Database.</p> <p><a href="tdddg_exploring.htm#BCGDHICD">Exploring Oracle Database with SQL Developer</a> shows how to view schema objects and the properties and data of Oracle Database tables.</p> <p><a href="tdddg_selecting.htm#CHDHHAFA">Selecting Table Data</a> shows how to use queries to retrieve data from an Oracle Database table.</p> <p><a href="tdddg_dml.htm#CHDEBAED">About DML Statements and Transactions</a> introduces data manipulation language (DML) statements and transactions. DML statements add, change, and delete Oracle Database table data. A transaction is a sequence of one or more SQL statements that Oracle Database treats as a unit: either all of the statements are performed, or none of them are.</p> <p><a href="tdddg_objects.htm#BABHJCIF">Creating and Managing Schema Objects</a> introduces data definition language (DDL) statements, which create, change, and drop schema objects. The tutorials and examples show how to create the objects for the sample application.</p> <p><a href="tdddg_subprograms.htm#CIHDFDJG">Developing Stored Subprograms and Packages</a> introduces stored subprograms and packages, which can be used as building blocks for many different database applications. The tutorials and examples show how to create the package of subprograms for the sample application.</p> <p><a href="tdddg_triggers.htm#BABIEDEF">Using Triggers</a> introduces triggers, which are stored PL/SQL units that automatically execute ("fire") in response to specified events. The tutorials and examples show how to create the triggers for the sample application.</p> <p><a href="tdddg_globalization.htm#CACDAIDC">Working in a Global Environment</a> introduces globalization support—National Language Support (NLS) parameters and Unicode-related features of SQL and PL/SQL.</p> <p><a href="tdddg_deploying.htm#CIHIGEDF">Deploying an Oracle Database Application</a> explains how to deploy a database application—that is, how to install it in one or more environments where other users can run it—using the sample application as an example.</p> <div class="helpinfonotealso"> <h2>Related Topics</h2> <p><a href="tdddg_intro.htm#CEGEJEGG">Introduction</a></p> </div> </div> <!-- class="sect1" --> <!-- Start Footer --> <div class="footer"> <table class="simple oac_no_warn" summary="" cellspacing="0" cellpadding="0" width="100%"> <col width="86%" /> <col width="*" /> <tr> <td align="left"><span class="copyrightlogo">Copyright © 1996, 2009, Oracle and/or its affiliates. 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