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<title>SQLite Documentation</title>

<h1 align="center">Categorical Index Of SQLite Documents</h1>

<table width="100%" cellpadding="5">

<tcl>
hd_keywords {categorical listing of SQLite documents}
proc doc {name url desc} {
  hd_puts {<tr><td valign="top" align="right">}
  regsub -all { +} $name {\&nbsp;} name
  hd_puts "<a href=\"$url\">$name</a></td>"
  hd_puts {<td width="10"></td>}
  hd_puts {<td valign="top" align="left">}
  hd_resolve $desc
  hd_puts {</td></tr>}
}

proc heading {text {caption {}}} {
  hd_puts {<tr><td colspan=3 style="padding: 3ex 0 2ex 0">}
  hd_puts "<b>$text</b>"
  if {$caption ne ""} {
    hd_puts {<br />}
    hd_puts "$caption"
  }
}

heading {Overview Documents}

doc {About SQLite} {about.html} {
  A high-level overview of what SQLite is and why you might be
  interested in using it.
}

doc {Appropriate Uses For SQLite} {whentouse.html} {
  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.
}
doc {Distinctive Features} {different.html} {
  This document enumerates and describes some of the features of
  SQLite that make it different from other SQL database engines.
}
doc {How SQLite Is Tested} {testing.html} {
  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.
}
doc {Copyright} {copyright.html} {
  SQLite is in the public domain.  This document describes what that means
  and the implications for contributors.
}
doc {Frequently Asked Questions} {faq.html} {
  The title of the document says all...
}
doc {Books About SQLite} {books.html} {
  A list of independently written books about SQLite.
}
doc {Alphabetical Listing Of Documents} {doclist.html} {
  A list of all titled pages on this website, sorted by title.
}
doc {Website Keyword Index} {keyword_index.html} {
  A cross-reference from keywords to various pages within this website.
}
doc {Permuted Title Index} {sitemap.html#pindex} {
  Also known as a "keyword in context" or "KWIC" index or as a concordance,
  this document is a listing of all other documents sorted by keyword.
}


heading {SQLite Programming Interfaces} {
  Documentation describing the APIs used to program SQLite, and the SQL
  dialect that it interprets.
}

doc {SQLite In 5 Minutes Or Less} {quickstart.html} {
  A very quick introduction to programming with SQLite.
}
doc {Introduction to the C/C++ API } {cintro.html} {
  This document introduces the C/C++ API. Users should read this document 
  before the C/C++ API Reference Guide linked below.
}
doc {How To Compile SQLite} {howtocompile.html} {
  Instructions and hints for compiling SQLite C code and integrating
  that code with your own application.
}
doc {C/C++ API Reference} {c3ref/intro.html} {
  This document describes each API function separately.
}
doc {Result Codes} {rescode.html} {
  A description of the meanings of the numeric result codes
  returned by various C/C++ interfaces.
}
doc {Tcl API} {tclsqlite.html} {
  A description of the TCL interface bindings for SQLite.
}
doc {SQL Syntax} {lang.html} {
  This document describes the SQL language that is understood by
  SQLite.  
}
doc {Pragma commands} {pragma.html} {
  This document describes SQLite performance tuning options and other 
  special purpose database commands.
}
doc {Version 3 DataTypes } {datatype3.html} {
  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.
}
doc {Null Handling} {nulls.html} {
  Different SQL database engines handle NULLs in different ways.  The
  SQL standards are ambiguous.  This document describes how SQLite handles
  NULLs in comparison with other SQL database engines.
}
doc {Unsupported SQL} {omitted.html} {
  This page describes features of SQL that SQLite does not support.
}


heading {SQLite Features and Extensions} {
  Pages describing specific features or extension modules of SQLite.
}
doc {Autoincrement} {autoind.html} {
  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.
}
doc {Foreign Key Support} {foreignkeys.html} {
  This document describes the support for foreign key constraints introduced
  in version 3.6.19.
}
doc {Full Text Search} {fts3.html} {
  A description of the SQLite Full Text Search (FTS3) extension.
}
doc {R-Trees} {rtree.html} {
  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.
}
doc {Run-Time Loadable Extensions} {loadext.html} {
  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.
}
doc {Shared Cache Mode} {sharedcache.html} {
  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.
}
doc {Unlock Notify} {unlock_notify.html} {
  The "unlock notify" feature can be used in conjunction with
  [shared cache mode] to more efficiently manage resource conflict (database
  table locks).
}
doc {Using The Online Backup Interface} {backup.html} {
  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.
}

heading {Upgrading SQLite, Backwards Compatibility}

doc {Moving From SQLite 3.5 to 3.6} {35to36.html} {
  A document describing the differences between SQLite version 3.5.9
  and 3.6.0.
}
doc {Moving From SQLite 3.4 to 3.5} {34to35.html} {
  A document describing the differences between SQLite version 3.4.2
  and 3.5.0.
}
doc {Release History} {changes.html} {
  A chronology of SQLite releases going back to version 1.0.0
}
doc {Backwards Compatibility} {formatchng.html} {
  This document details all of the incompatible changes to the SQLite
  file format that have occurred since version 1.0.0.
}

doc {Private Branches} {privatebranch.html} {
  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.
}

heading {SQLite Technical/Design Documentation}

doc {Temporary Files Used By SQLite} {tempfiles.html} {
  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.
}

doc {In-Memory Databases} {inmemorydb.html} {
  SQLite normally stores content in a disk file.  However, it can also
  be used as an in-memory database engine.  This document explains how.
}

doc {How SQLite Implements Atomic Commit} {atomiccommit.html} {
  A description of the logic within SQLite that implements
  transactions with atomic commit, even in the face of power
  failures.
}

doc {Dynamic Memory Allocation in SQLite} {malloc.html} {
  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.
}

doc {Customizing And Porting SQLite} {custombuild.html} {
  This document explains how to customize the build of SQLite and
  how to port SQLite to new platforms.
}

doc {Locking And Concurrency<br>In SQLite Version 3} {lockingv3.html} {
  A description of how the new locking code in version 3 increases
  concurrency and decreases the problem of writer starvation.
}

doc {Overview Of The Optimizer} {optoverview.html} {
  A quick overview of the various query optimizations that are
  attempted by the SQLite code generator.
}

doc {Architecture} {arch.html} {
  An architectural overview of the SQLite library, useful for those who want
  to hack the code.
}

doc {VDBE Opcodes} {opcode.html} {
  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.
}

doc {SQLite File Format} {fileformat2.html} {
  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.
}

doc {Compilation Options} {compile.html} {
  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.
}

doc {Limits In SQLite} {limits.html} {
  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.
}



heading {Obsolete Documents} {
  These documents either pertain to SQLite version 2 or were written
  during the transition period between versions 2 and 3 (circa 2004).
  This documents are no longer up-to-date.  They are retained for 
  historical reference.
}
doc {Asynchronous IO Mode} {asyncvfs.html} {
  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>
}
doc {Version 2 C/C++ API} {c_interface.html} {
  A description of the C/C++ interface bindings for SQLite through version 
  2.8
}
doc {Version 2 DataTypes } {datatypes.html} {
  A description of how SQLite version 2 handles SQL datatypes.
  Short summary:  Everything is a string.
}
doc {VDBE Tutorial} {vdbe.html} {
  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.
}
doc {SQLite Version 3} {version3.html} {
  A summary of the changes between SQLite version 2.8 and SQLite version 3.0.
}
doc {Version 3 C/C++ API} {capi3.html} {
  A summary of the API related changes between SQLite version 2.8 and 
  SQLite version 3.0. 
}
doc {Speed Comparison} {speed.html} {
  The speed of version 2.7.6 of SQLite is compared against PostgreSQL and
  MySQL.
}

</tcl>
</table>