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diff --git a/www/docs.html b/www/docs.html new file mode 100644 index 0000000..54e50c8 --- /dev/null +++ b/www/docs.html @@ -0,0 +1,753 @@ +<!DOCTYPE html> +<html><head> +<meta name="viewport" content="width=device-width, initial-scale=1.0"> +<meta http-equiv="content-type" content="text/html; charset=UTF-8"> +<link href="sqlite.css" rel="stylesheet"> +<title>SQLite Documentation</title> +<!-- path= --> +</head> +<body> +<div class=nosearch> +<a href="index.html"> +<img class="logo" src="images/sqlite370_banner.gif" alt="SQLite" border="0"> +</a> +<div><!-- IE hack to prevent disappearing logo --></div> +<div class="tagline desktoponly"> +Small. Fast. Reliable.<br>Choose any three. +</div> +<div class="menu mainmenu"> +<ul> +<li><a href="index.html">Home</a> +<li class='mobileonly'><a href="javascript:void(0)" onclick='toggle_div("submenu")'>Menu</a> +<li class='wideonly'><a href='about.html'>About</a> +<li class='desktoponly'><a href="docs.html">Documentation</a> +<li class='desktoponly'><a href="download.html">Download</a> +<li class='wideonly'><a href='copyright.html'>License</a> +<li class='desktoponly'><a href="support.html">Support</a> +<li class='desktoponly'><a href="prosupport.html">Purchase</a> +<li class='search' id='search_menubutton'> +<a href="javascript:void(0)" onclick='toggle_search()'>Search</a> +</ul> +</div> +<div class="menu submenu" id="submenu"> +<ul> +<li><a href='about.html'>About</a> +<li><a href='docs.html'>Documentation</a> +<li><a href='download.html'>Download</a> +<li><a href='support.html'>Support</a> +<li><a href='prosupport.html'>Purchase</a> +</ul> +</div> +<div class="searchmenu" id="searchmenu"> +<form method="GET" action="search"> +<select name="s" id="searchtype"> +<option value="d">Search Documentation</option> +<option value="c">Search Changelog</option> +</select> +<input type="text" name="q" id="searchbox" value=""> +<input type="submit" value="Go"> +</form> +</div> +</div> +<script> +function toggle_div(nm) { +var w = document.getElementById(nm); 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+b.innerHTML='show'; +}else{ +x.style.display = ''; +b.innerHTML='hide'; +} +return false; +} +var antiRobot = 0; +function antiRobotGo(){ +if( antiRobot!=3 ) return; +antiRobot = 7; +var j = document.getElementById("mtimelink"); +if(j && j.hasAttribute("data-href")) j.href=j.getAttribute("data-href"); +} +function antiRobotDefense(){ +document.body.onmousedown=function(){ +antiRobot |= 2; +antiRobotGo(); +document.body.onmousedown=null; +} +document.body.onmousemove=function(){ +antiRobot |= 2; +antiRobotGo(); +document.body.onmousemove=null; +} +setTimeout(function(){ +antiRobot |= 1; +antiRobotGo(); +}, 100) +antiRobotGo(); +} +antiRobotDefense(); +</script> + + + +<div class="rightsidebar desktoponly border2px"> +<h3 align="center">Common Links</h3> +<ul class=nounderline> +<li> <a href="features.html">Features</a> </li> +<li> <a href="whentouse.html">When to use SQLite</a> </li> +<li> <a href="quickstart.html">Getting Started</a> </li> +<li> <a href="https://sqlite.org/fiddle">Try it live!</li> +<li> <a href="chronology.html">Prior Releases</a> +<li> <a href="lang.html">SQL Syntax</a> +<ul> +<li> <a href="pragma.html#toc">Pragmas</a> +<li> <a href="lang_corefunc.html">SQL functions</a> +<li> <a href="lang_datefunc.html">Date & time functions</a> +<li> <a href="lang_aggfunc.html#aggfunclist">Aggregate functions</a> +<li> <a href="windowfunctions.html#biwinfunc">Window functions</a> +<li> <a href="lang_mathfunc.html">Math functions</a> +<li> <a href="json1.html">JSON functions</a> +</ul> +</li> +<li> <a href="c3ref/intro.html">C/C++ Interface Spec</a> +<ul> +<li> <a href="cintro.html">Introduction</a> +<li> <a href="c3ref/funclist.html">List of C-language APIs</a> +</ul> +</li> +<li> <a href="tclsqlite.html">The TCL Interface Spec</a> +<li> <a href="quirks.html">Quirks and Gotchas</a> </li> +<li> <a href="faq.html">Frequently Asked Questions</a> </li> +<li> <a href="http://www.sqlite.org/src/timeline?n=100&y=ci">Commit History</a> </li> +<li> <a href="http://www.sqlite.org/src/wiki?name=Bug+Reports">Bugs</a> </li> +<li> <a href="news.html">News</a> </li> +</ul> + +</div> + +<h2 align="center">Documentation</h1> +<div class="docsearch" id="docsearch"> + <form method="GET" action="./search"> + <select name="s" id="searchtype"> + <option value="d">Search Documentation</option> + <option value="c">Search Changelog</option> + </select> + <input type="text" name="q" id="searchbox"> + <input type="submit" value="Go"> + </form> +</div> +<style> +.showhide { + margin-left: 0; + padding-left: 0; + list-style-type: none; +} +.showhide > li { + padding-left: 1em; + text-indent: -1em; +} +.showhide > li li { + padding-left: 0; + text-indent: 0; + padding-top: 1ex; + padding-bottom: 1ex; +} +.showhide ul { + display: none; + list-style-type: disc; +} +.showhide > li > a { + text-decoration: none; + color: black; + cursor: pointer; +} +.sh_mark { + float: left; + width: 1em; +} +.sh_link { + font-weight: bold; +} +.docsearch { + margin: auto; + width: 450px; + padding-bottom: 1.5em; +} +</style> +<script> +function showhide(n){ + var ul = document.getElementById("sh_sub_"+n) + var mk = document.getElementById("sh_mark_"+n) + if( ul.style.display!="block" ){ + ul.style.display = "block"; + mk.innerHTML = "▼"; + } else { + ul.style.display = "none"; + mk.innerHTML = "►"; + } +} +if( !location.origin || !location.origin.match || !location.origin.match(/http/) ){ + document.getElementById("docsearch").style.display = "none"; +} +</script> + +<ul class="showhide"> +<li><a onclick='showhide(1)'><span class='sh_mark' id='sh_mark_1'>▼</span> Document Lists And Indexes</a> +<ul id='sh_sub_1' style='display:block;'> +<li><a class='sh_link' href='doclist.html'>Alphabetical Listing Of All Documents</a> +<li><a class='sh_link' href='keyword_index.html'>Website Keyword Index</a> +<li><a class='sh_link' href='sitemap.html#pindex'>Permuted Title Index</a> +</ul> +<li><a onclick='showhide(2)'><span class='sh_mark' id='sh_mark_2'>►</span> Overview Documents</a> +<ul id='sh_sub_2'> +<li><a class='sh_link' href='about.html'>About SQLite</a> +<span class='desktoponly'>→ + A high-level overview of what SQLite is and why you might be + interested in using it. +</span> +<li><a class='sh_link' href='whentouse.html'>Appropriate Uses For SQLite</a> +<span class='desktoponly'>→ + This document describes situations where SQLite is an appropriate + database engine to use versus situations where a client/server + database engine might be a better choice. +</span> +<li><a class='sh_link' href='different.html'>Distinctive Features</a> +<span class='desktoponly'>→ + This document enumerates and describes some of the features of + SQLite that make it different from other SQL database engines. +</span> +<li><a class='sh_link' href='quirks.html'>Quirks of SQLite</a> +<span class='desktoponly'>→ + This document is a short list of some unusual features of SQLite + that tend to cause misunderstandings and confusion. The list includes + both deliberate innovations and "misfeatures" that are retained only + for backwards compatibility. +</span> +<li><a class='sh_link' href='testing.html'>How SQLite Is Tested</a> +<span class='desktoponly'>→ + The reliability and robustness of SQLite is achieved in large part + by thorough and careful testing. This document identifies the + many tests that occur before every release of SQLite. +</span> +<li><a class='sh_link' href='copyright.html'>Copyright</a> +<span class='desktoponly'>→ + SQLite is in the public domain. This document describes what that means + and the implications for contributors. +</span> +<li><a class='sh_link' href='faq.html'>Frequently Asked Questions</a> +<span class='desktoponly'>→ + The title of the document says all... +</span> +<li><a class='sh_link' href='books.html'>Books About SQLite</a> +<span class='desktoponly'>→ + A list of independently written books about SQLite. +</span> +</ul> +<li><a onclick='showhide(3)'><span class='sh_mark' id='sh_mark_3'>►</span> Programming Interfaces</a> +<ul id='sh_sub_3'> +<li><a class='sh_link' href='quickstart.html'>SQLite In 5 Minutes Or Less</a> +<span class='desktoponly'>→ + A very quick introduction to programming with SQLite. +</span> +<li><a class='sh_link' href='cintro.html'>Introduction to the C/C++ API </a> +<span class='desktoponly'>→ + This document introduces the C/C++ API. Users should read this document + before the C/C++ API Reference Guide linked below. +</span> +<li><a class='sh_link' href='howtocompile.html'>How To Compile SQLite</a> +<span class='desktoponly'>→ + Instructions and hints for compiling SQLite C code and integrating + that code with your own application. +</span> +<li><a class='sh_link' href='c3ref/intro.html'>C/C++ API Reference</a> +<span class='desktoponly'>→ + This document describes each API function separately. +</span> +<li><a class='sh_link' href='rescode.html'>Result and Error Codes</a> +<span class='desktoponly'>→ + A description of the meanings of the numeric result codes + returned by various C/C++ interfaces. +</span> +<li><a class='sh_link' href='lang.html'>SQL Syntax</a> +<span class='desktoponly'>→ + This document describes the SQL language that is understood by + SQLite. +</span> +<li><a class='sh_link' href='pragma.html'>Pragma commands</a> +<span class='desktoponly'>→ + This document describes SQLite performance tuning options and other + special purpose database commands. +</span> +<li><a class='sh_link' href='lang_corefunc.html'>Core SQL Functions</a> +<span class='desktoponly'>→ + General-purpose built-in scalar SQL functions. +</span> +<li><a class='sh_link' href='lang_aggfunc.html'>Aggregate SQL Functions</a> +<span class='desktoponly'>→ + General-purpose built-in aggregate SQL functions. +</span> +<li><a class='sh_link' href='lang_datefunc.html'>Date and Time SQL Functions</a> +<span class='desktoponly'>→ + SQL functions for manipulating dates and times. +</span> +<li><a class='sh_link' href='windowfunctions.html'>Window Functions</a> +<span class='desktoponly'>→ + SQL Window functions. +</span> +<li><a class='sh_link' href='gencol.html'>Generated Columns</a> +<span class='desktoponly'>→ + Stored and virtual columns in table definitions. +</span> +<li><a class='sh_link' href='http://system.data.sqlite.org/'>System.Data.SQLite</a> +<span class='desktoponly'>→ + C#/.NET bindings for SQLite +</span> +<li><a class='sh_link' href='tclsqlite.html'>Tcl API</a> +<span class='desktoponly'>→ + A description of the TCL interface bindings for SQLite. +</span> +<li><a class='sh_link' href='datatype3.html'>DataTypes</a> +<span class='desktoponly'>→ + SQLite version 3 introduces the concept of manifest typing, where the + type of a value is associated with the value itself, not the column that + it is stored in. + This page describes data typing for SQLite version 3 in further detail. +</span> +</ul> +<li><a onclick='showhide(4)'><span class='sh_mark' id='sh_mark_4'>►</span> Extensions</a> +<ul id='sh_sub_4'> +<li><a class='sh_link' href='json1.html'>Json1 - JSON Integration</a> +<span class='desktoponly'>→ + SQL functions for creating, parsing, and querying JSON content. +</span> +<li><a class='sh_link' href='fts5.html'>FTS5 - Full Text Search</a> +<span class='desktoponly'>→ + A description of the SQLite Full Text Search (FTS5) extension. +</span> +<li><a class='sh_link' href='fts3.html'>FTS3 - Full Text Search</a> +<span class='desktoponly'>→ + A description of the SQLite Full Text Search (FTS3) extension. +</span> +<li><a class='sh_link' href='rtree.html'>R-Tree Module</a> +<span class='desktoponly'>→ + A description of the SQLite R-Tree extension. An R-Tree is a specialized + data structure that supports fast multi-dimensional range queries often + used in geospatial systems. +</span> +<li><a class='sh_link' href='sessionintro.html'>Sessions</a> +<span class='desktoponly'>→ + The Sessions extension allows change to an SQLite database to be + captured in a compact file which can be reverted on the original + database (to implement "undo") or transferred and applied to another + similar database. +</span> +<li><a class='sh_link' href='loadext.html'>Run-Time Loadable Extensions</a> +<span class='desktoponly'>→ + A general overview on how run-time loadable extensions work, how they + are compiled, and how developers can create their own run-time loadable + extensions for SQLite. +</span> +<li><a class='sh_link' href='http://sqlite.org/android/'>SQLite Android Bindings</a> +<span class='desktoponly'>→ + Information on how to deploy your own private copy of SQLite on + Android, bypassing the built-in SQLite, but using the same Java + interface. +</span> +<li><a class='sh_link' href='dbstat.html'>Dbstat Virtual Table</a> +<span class='desktoponly'>→ + The DBSTAT virtual table reports on the sizes and geometries of tables + storing content in an SQLite database, and is the basis for the + [sqlite3_analyzer] utility program. +</span> +<li><a class='sh_link' href='csv.html'>Csv Virtual Table</a> +<span class='desktoponly'>→ + The CSV virtual table allows SQLite to directly read and query + [https://www.ietf.org/rfc/rfc4180.txt|RFC 4180] formatted files. +</span> +<li><a class='sh_link' href='carray.html'>Carray</a> +<span class='desktoponly'>→ + CARRAY is a [table-valued function] that allows C-language arrays to + be used in SQL queries. +</span> +<li><a class='sh_link' href='series.html'>generate_series</a> +<span class='desktoponly'>→ + A description of the generate_series() [table-valued function]. +</span> +<li><a class='sh_link' href='spellfix1.html'>Spellfix1</a> +<span class='desktoponly'>→ + The spellfix1 extension is an experiment in doing spelling correction + for [full-text search]. +</span> +</ul> +<li><a onclick='showhide(5)'><span class='sh_mark' id='sh_mark_5'>►</span> Features</a> +<ul id='sh_sub_5'> +<li><a class='sh_link' href='shortnames.html'>8+3 Filenames</a> +<span class='desktoponly'>→ + How to make SQLite work on filesystems that only support + 8+3 filenames. +</span> +<li><a class='sh_link' href='autoinc.html'>Autoincrement</a> +<span class='desktoponly'>→ + A description of the AUTOINCREMENT keyword in SQLite, what it does, + why it is sometimes useful, and why it should be avoided if not + strictly necessary. +</span> +<li><a class='sh_link' href='backup.html'>Backup API</a> +<span class='desktoponly'>→ + The [sqlite3_backup_init | online-backup interface] can be used to + copy content from a disk file into an in-memory database or vice + versa and it can make a hot backup of a live database. This application + note gives examples of how. +</span> +<li><a class='sh_link' href='errlog.html'>Error and Warning Log</a> +<span class='desktoponly'>→ + SQLite supports an "error and warning log" design to capture information + about suspicious and/or error events during operation. Embedded applications + are encouraged to enable the error and warning log to help with debugging + application problems that arise in the field. This document explains how + to do that. +</span> +<li><a class='sh_link' href='foreignkeys.html'>Foreign Key Support</a> +<span class='desktoponly'>→ + This document describes the support for foreign key constraints introduced + in version 3.6.19. +</span> +<li><a class='sh_link' href='expridx.html'>Indexes On Expressions</a> +<span class='desktoponly'>→ + Notes on how to create indexes on expressions instead of just + individual columns. +</span> +<li><a class='sh_link' href='intern-v-extern-blob.html'>Internal versus External Blob Storage</a> +<span class='desktoponly'>→ + Should you store large BLOBs directly in the database, or store them + in files and just record the filename in the database? This document + seeks to shed light on that question. +</span> +<li><a class='sh_link' href='limits.html'>Limits In SQLite</a> +<span class='desktoponly'>→ + This document describes limitations of SQLite (the maximum length of a + string or blob, the maximum size of a database, the maximum number of + tables in a database, etc.) and how these limits can be altered at + compile-time and run-time. +</span> +<li><a class='sh_link' href='mmap.html'>Memory-Mapped I/O</a> +<span class='desktoponly'>→ + SQLite supports memory-mapped I/O. Learn how to enable memory-mapped + I/O and about the various advantages and disadvantages to using + memory-mapped I/O in this document. +</span> +<li><a class='sh_link' href='threadsafe.html'>Multi-threaded Programs and SQLite</a> +<span class='desktoponly'>→ + SQLite is safe to use in multi-threaded programs. This document + provides the details and hints on how to maximize performance. +</span> +<li><a class='sh_link' href='nulls.html'>Null Handling</a> +<span class='desktoponly'>→ + Different SQL database engines handle NULLs in different ways. The + SQL standards are ambiguous. This (circa 2003) document describes + how SQLite handles NULLs in comparison with other SQL database engines. +</span> +<li><a class='sh_link' href='partialindex.html'>Partial Indexes</a> +<span class='desktoponly'>→ + A partial index is an index that only covers a subset of the rows in + a table. Learn how to use partial indexes in SQLite from this document. +</span> +<li><a class='sh_link' href='sharedcache.html'>Shared Cache Mode</a> +<span class='desktoponly'>→ + Version 3.3.0 and later supports the ability for two or more + database connections to share the same page and schema cache. + This feature is useful for certain specialized applications. +</span> +<li><a class='sh_link' href='unlock_notify.html'>Unlock Notify</a> +<span class='desktoponly'>→ + The "unlock notify" feature can be used in conjunction with + [shared cache mode] to more efficiently manage resource conflict (database + table locks). +</span> +<li><a class='sh_link' href='uri.html'>URI Filenames</a> +<span class='desktoponly'>→ + The names of database files can be specified using either an ordinary + filename or a URI. Using URI filenames provides additional capabilities, + as this document describes. +</span> +<li><a class='sh_link' href='withoutrowid.html'>WITHOUT ROWID Tables</a> +<span class='desktoponly'>→ + The WITHOUT ROWID optimization is a option that can sometimes result + in smaller and faster databases. +</span> +<li><a class='sh_link' href='wal.html'>Write-Ahead Log (WAL) Mode</a> +<span class='desktoponly'>→ + Transaction control using a write-ahead log offers more concurrency and + is often faster than the default rollback transactions. This document + explains how to use WAL mode for improved performance. +</span> +</ul> +<li><a onclick='showhide(6)'><span class='sh_mark' id='sh_mark_6'>►</span> Tools</a> +<ul id='sh_sub_6'> +<li><a class='sh_link' href='cli.html'>Command-Line Shell (sqlite3.exe)</a> +<span class='desktoponly'>→ + Notes on using the "sqlite3.exe" command-line interface that + can be used to create, modify, and query arbitrary SQLite + database files. +</span> +<li><a class='sh_link' href='sqlanalyze.html'>SQLite Database Analyzer (sqlite3_analyzer.exe)</a> +<span class='desktoponly'>→ + This stand-alone program reads an SQLite database and outputs a file + showing the space used by each table and index and other statistics. + Built using the [dbstat virtual table]. +</span> +<li><a class='sh_link' href='rbu.html'>RBU</a> +<span class='desktoponly'>→ + The "Resumable Bulk Update" utility program allows a batch of changes + to be applied to a remote database running on embedded hardware in a + way that is resumeable and does not interrupt ongoing operation. +</span> +<li><a class='sh_link' href='sqldiff.html'>SQLite Database Diff (sqldiff.exe)</a> +<span class='desktoponly'>→ + This stand-alone program compares two SQLite database files and + outputs the SQL needed to convert one into the other. +</span> +<li><a class='sh_link' href='dbhash.html'>Database Hash (dbhash.exe)</a> +<span class='desktoponly'>→ + This program demonstrates how to compute a hash over the content + of an SQLite database. +</span> +<li><a class='sh_link' href='http://www.fossil-scm.org/'>Fossil</a> +<span class='desktoponly'>→ + The Fossil Version Control System is a distributed VCS designed specifically + to support SQLite development. Fossil uses SQLite as for storage. +</span> +<li><a class='sh_link' href='http://www.sqlite.org/sqlar/'>SQLite Archiver (sqlar.exe)</a> +<span class='desktoponly'>→ + A ZIP-like archive program that uses SQLite for storage. +</span> +</ul> +<li><a onclick='showhide(7)'><span class='sh_mark' id='sh_mark_7'>►</span> Advocacy</a> +<ul id='sh_sub_7'> +<li><a class='sh_link' href='appfileformat.html'>SQLite As An Application File Format</a> +<span class='desktoponly'>→ + This article advocates using SQLite as an application file format + in place of XML or JSON or a "pile-of-file". +</span> +<li><a class='sh_link' href='famous.html'>Well Known Users</a> +<span class='desktoponly'>→ + This page lists a small subset of the many thousands of devices + and application programs that make use of SQLite. +</span> +<li><a class='sh_link' href='fasterthanfs.html'>35% Faster Than The Filesystem</a> +<span class='desktoponly'>→ + This article points out that reading blobs out of an SQLite database + is often faster than reading the same blobs from individual files in + the filesystem. +</span> +</ul> +<li><a onclick='showhide(8)'><span class='sh_mark' id='sh_mark_8'>►</span> Technical and Design Documentation</a> +<ul id='sh_sub_8'> +<li><a class='sh_link' href='howtocorrupt.html'>How Database Corruption Can Occur</a> +<span class='desktoponly'>→ + SQLite is highly resistant to database corruption. But application, + OS, and hardware bugs can still result in corrupt database files. + This article describes many of the ways that SQLite database files + can go corrupt. +</span> +<li><a class='sh_link' href='tempfiles.html'>Temporary Files Used By SQLite</a> +<span class='desktoponly'>→ + SQLite can potentially use many different temporary files when + processing certain SQL statements. This document describes the + many kinds of temporary files that SQLite uses and offers suggestions + for avoiding them on systems where creating a temporary file is an + expensive operation. +</span> +<li><a class='sh_link' href='inmemorydb.html'>In-Memory Databases</a> +<span class='desktoponly'>→ + SQLite normally stores content in a disk file. However, it can also + be used as an in-memory database engine. This document explains how. +</span> +<li><a class='sh_link' href='atomiccommit.html'>How SQLite Implements Atomic Commit</a> +<span class='desktoponly'>→ + A description of the logic within SQLite that implements + transactions with atomic commit, even in the face of power + failures. +</span> +<li><a class='sh_link' href='malloc.html'>Dynamic Memory Allocation in SQLite</a> +<span class='desktoponly'>→ + SQLite has a sophisticated memory allocation subsystem that can be + configured and customized to meet memory usage requirements of the + application and that is robust against out-of-memory conditions and + leak-free. This document provides the details. +</span> +<li><a class='sh_link' href='custombuild.html'>Customizing And Porting SQLite</a> +<span class='desktoponly'>→ + This document explains how to customize the build of SQLite and + how to port SQLite to new platforms. +</span> +<li><a class='sh_link' href='lockingv3.html'>Locking And Concurrency<br>In SQLite Version 3</a> +<span class='desktoponly'>→ + A description of how the new locking code in version 3 increases + concurrency and decreases the problem of writer starvation. +</span> +<li><a class='sh_link' href='isolation.html'>Isolation In SQLite</a> +<span class='desktoponly'>→ + When we say that SQLite transactions are "serializable" what exactly + does that mean? How and when are changes made visible within the + same database connection and to other database connections? +</span> +<li><a class='sh_link' href='optoverview.html'>Overview Of The Optimizer</a> +<span class='desktoponly'>→ + A quick overview of the various query optimizations that are + attempted by the SQLite code generator. +</span> +<li><a class='sh_link' href='queryplanner-ng.html'>The Next-Generation Query Planner</a> +<span class='desktoponly'>→ + Additional information about the SQLite query planner, and in particular + the redesign of the query planner that occurred for version 3.8.0. +</span> +<li><a class='sh_link' href='arch.html'>Architecture</a> +<span class='desktoponly'>→ + An architectural overview of the SQLite library, useful for those who want + to hack the code. +</span> +<li><a class='sh_link' href='opcode.html'>VDBE Opcodes</a> +<span class='desktoponly'>→ + This document is an automatically generated description of the various + opcodes that the VDBE understands. Programmers can use this document as + a reference to better understand the output of EXPLAIN listings from + SQLite. +</span> +<li><a class='sh_link' href='vfs.html'>Virtual Filesystem</a> +<span class='desktoponly'>→ + The "VFS" object is the interface between the SQLite core and the + underlying operating system. Learn more about how the VFS object + works and how to create new VFS objects from this article. +</span> +<li><a class='sh_link' href='vtab.html'>Virtual Tables</a> +<span class='desktoponly'>→ + This article describes the virtual table mechanism and API in SQLite and how + it can be used to add new capabilities to the core SQLite library. +</span> +<li><a class='sh_link' href='fileformat2.html'>SQLite File Format</a> +<span class='desktoponly'>→ + A description of the format used for SQLite database and journal files, and + other details required to create software to read and write SQLite + databases without using SQLite. +</span> +<li><a class='sh_link' href='compile.html'>Compilation Options</a> +<span class='desktoponly'>→ + This document describes the compile time options that may be set to + modify the default behavior of the library or omit optional features + in order to reduce binary size. +</span> +<li><a class='sh_link' href='https://sqlite.org/android/'>Android Bindings for SQLite</a> +<span class='desktoponly'>→ + A description of how to compile your own SQLite for Android + (bypassing the SQLite that is built into Android) together with + code and makefiles. +</span> +<li><a class='sh_link' href='debugging.html'>Debugging Hints</a> +<span class='desktoponly'>→ + A list of tricks and techniques used to trace, examine, and understand + the operation of the core SQLite library. +</span> +</ul> +<li><a onclick='showhide(9)'><span class='sh_mark' id='sh_mark_9'>►</span> Upgrading SQLite, Backwards Compatibility</a> +<ul id='sh_sub_9'> +<li><a class='sh_link' href='35to36.html'>Moving From SQLite 3.5 to 3.6</a> +<span class='desktoponly'>→ + A document describing the differences between SQLite version 3.5.9 + and 3.6.0. +</span> +<li><a class='sh_link' href='34to35.html'>Moving From SQLite 3.4 to 3.5</a> +<span class='desktoponly'>→ + A document describing the differences between SQLite version 3.4.2 + and 3.5.0. +</span> +<li><a class='sh_link' href='changes.html'>Release History</a> +<span class='desktoponly'>→ + A chronology of SQLite releases going back to version 1.0.0 +</span> +<li><a class='sh_link' href='formatchng.html'>Backwards Compatibility</a> +<span class='desktoponly'>→ + This document details all of the incompatible changes to the SQLite + file format that have occurred since version 1.0.0. +</span> +<li><a class='sh_link' href='privatebranch.html'>Private Branches</a> +<span class='desktoponly'>→ + This document suggests procedures for maintaining a private branch + or fork of SQLite and keeping that branch or fork in sync with the + public SQLite source tree. +</span> +</ul> +<li><a onclick='showhide(10)'><span class='sh_mark' id='sh_mark_10'>►</span> Obsolete Documents</a> +<ul id='sh_sub_10'> +<li><a class='sh_link' href='asyncvfs.html'>Asynchronous IO Mode</a> +<span class='desktoponly'>→ + This page describes the asynchronous IO extension developed alongside + SQLite. Using asynchronous IO can cause SQLite to appear more responsive + by delegating database writes to a background thread. <i>NB: This + extension is deprecated. [WAL mode] is recommended as a replacement.</i> +</span> +<li><a class='sh_link' href='c_interface.html'>Version 2 C/C++ API</a> +<span class='desktoponly'>→ + A description of the C/C++ interface bindings for SQLite through version + 2.8 +</span> +<li><a class='sh_link' href='datatypes.html'>Version 2 DataTypes </a> +<span class='desktoponly'>→ + A description of how SQLite version 2 handles SQL datatypes. + Short summary: Everything is a string. +</span> +<li><a class='sh_link' href='vdbe.html'>VDBE Tutorial</a> +<span class='desktoponly'>→ + The VDBE is the subsystem within SQLite that does the actual work of + executing SQL statements. This page describes the principles of operation + for the VDBE in SQLite version 2.7. This is essential reading for anyone + who want to modify the SQLite sources. +</span> +<li><a class='sh_link' href='version3.html'>SQLite Version 3</a> +<span class='desktoponly'>→ + A summary of the changes between SQLite version 2.8 and SQLite version 3.0. +</span> +<li><a class='sh_link' href='capi3.html'>Version 3 C/C++ API</a> +<span class='desktoponly'>→ + A summary of the API related changes between SQLite version 2.8 and + SQLite version 3.0. +</span> +<li><a class='sh_link' href='speed.html'>Speed Comparison</a> +<span class='desktoponly'>→ + The speed of version 2.7.6 of SQLite is compared against PostgreSQL and + MySQL. +</span> +</ul> + +</ul> +<br clear="both"> + + |