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  • Committer: Bazaar Package Importer
  • Author(s): Martin Pitt
  • Date: 2011-05-11 10:41:53 UTC
  • Revision ID: james.westby@ubuntu.com-20110511104153-psbh2o58553fv1m0
Tags: upstream-9.1~beta1
Import upstream version 9.1~beta1

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doc/src/sgml/html/datetime-appendix.html
 
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 
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<HTML
 
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><HEAD
 
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><TITLE
 
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>Date/Time Support</TITLE
 
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><META
 
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NAME="GENERATOR"
 
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CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
 
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REV="MADE"
 
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HREF="mailto:pgsql-docs@postgresql.org"><LINK
 
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REL="HOME"
 
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TITLE="PostgreSQL 9.1beta1 Documentation"
 
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HREF="index.html"><LINK
 
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REL="UP"
 
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TITLE="Appendixes"
 
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HREF="appendixes.html"><LINK
 
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REL="PREVIOUS"
 
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TITLE="PostgreSQL Error Codes"
 
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HREF="errcodes-appendix.html"><LINK
 
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REL="NEXT"
 
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TITLE="Date/Time Input Interpretation"
 
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HREF="datetime-input-rules.html"><LINK
 
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REL="STYLESHEET"
 
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TYPE="text/css"
 
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HREF="stylesheet.css"><META
 
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HTTP-EQUIV="Content-Type"
 
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CONTENT="text/html; charset=ISO-8859-1"><META
 
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NAME="creation"
 
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CONTENT="2011-04-27T21:20:33"></HEAD
 
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><BODY
 
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CLASS="APPENDIX"
 
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><DIV
 
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CLASS="NAVHEADER"
 
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><TABLE
 
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SUMMARY="Header navigation table"
 
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WIDTH="100%"
 
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BORDER="0"
 
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CELLPADDING="0"
 
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CELLSPACING="0"
 
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><TR
 
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><TH
 
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COLSPAN="5"
 
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ALIGN="center"
 
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VALIGN="bottom"
 
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><A
 
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HREF="index.html"
 
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>PostgreSQL 9.1beta1 Documentation</A
 
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></TH
 
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></TR
 
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><TR
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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><A
 
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TITLE="PostgreSQL Error Codes"
 
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HREF="errcodes-appendix.html"
 
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ACCESSKEY="P"
 
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>Prev</A
 
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></TD
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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><A
 
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TITLE="PostgreSQL Error Codes"
 
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HREF="errcodes-appendix.html"
 
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>Fast Backward</A
 
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></TD
 
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><TD
 
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WIDTH="60%"
 
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ALIGN="center"
 
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VALIGN="bottom"
 
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></TD
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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><A
 
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TITLE="SQL Key Words"
 
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HREF="sql-keywords-appendix.html"
 
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>Fast Forward</A
 
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></TD
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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><A
 
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TITLE="Date/Time Input Interpretation"
 
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HREF="datetime-input-rules.html"
 
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ACCESSKEY="N"
 
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>Next</A
 
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></TD
 
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></TR
 
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></TABLE
 
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><HR
 
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ALIGN="LEFT"
 
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WIDTH="100%"></DIV
 
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><DIV
 
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CLASS="APPENDIX"
 
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><H1
 
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><A
 
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NAME="DATETIME-APPENDIX"
 
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></A
 
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>Appendix B. Date/Time Support</H1
 
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><DIV
 
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CLASS="TOC"
 
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><DL
 
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><DT
 
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><B
 
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>Table of Contents</B
 
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></DT
 
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><DT
 
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>B.1. <A
 
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HREF="datetime-input-rules.html"
 
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>Date/Time Input Interpretation</A
 
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></DT
 
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><DT
 
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>B.2. <A
 
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HREF="datetime-keywords.html"
 
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>Date/Time Key Words</A
 
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></DT
 
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><DT
 
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>B.3. <A
 
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HREF="datetime-config-files.html"
 
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>Date/Time Configuration Files</A
 
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></DT
 
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><DT
 
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>B.4. <A
 
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HREF="datetime-units-history.html"
 
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>History of Units</A
 
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></DT
 
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></DL
 
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></DIV
 
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><P
 
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>   <SPAN
 
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CLASS="PRODUCTNAME"
 
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>PostgreSQL</SPAN
 
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> uses an internal heuristic
 
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   parser for all date/time input support. Dates and times are input as
 
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   strings, and are broken up into distinct fields with a preliminary
 
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   determination of what kind of information can be in the
 
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   field. Each field is interpreted and either assigned a numeric
 
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   value, ignored, or rejected.
 
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   The parser contains internal lookup tables for all textual fields,
 
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   including months, days of the week, and time zones.
 
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  </P
 
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><P
 
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>   This appendix includes information on the content of these
 
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   lookup tables and describes the steps used by the parser to decode
 
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   dates and times.
 
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  </P
 
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></DIV
 
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><DIV
 
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CLASS="NAVFOOTER"
 
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><HR
 
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ALIGN="LEFT"
 
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WIDTH="100%"><TABLE
 
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SUMMARY="Footer navigation table"
 
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WIDTH="100%"
 
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BORDER="0"
 
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CELLPADDING="0"
 
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CELLSPACING="0"
 
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><TR
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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><A
 
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HREF="errcodes-appendix.html"
 
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ACCESSKEY="P"
 
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>Prev</A
 
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></TD
 
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><TD
 
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WIDTH="34%"
 
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ALIGN="center"
 
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VALIGN="top"
 
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><A
 
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HREF="index.html"
 
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ACCESSKEY="H"
 
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>Home</A
 
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></TD
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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><A
 
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HREF="datetime-input-rules.html"
 
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ACCESSKEY="N"
 
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>Next</A
 
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></TD
 
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></TR
 
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><TR
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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><SPAN
 
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CLASS="PRODUCTNAME"
 
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>PostgreSQL</SPAN
 
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> Error Codes</TD
 
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><TD
 
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WIDTH="34%"
 
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ALIGN="center"
 
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VALIGN="top"
 
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><A
 
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HREF="appendixes.html"
 
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ACCESSKEY="U"
 
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>Up</A
 
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></TD
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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>Date/Time Input Interpretation</TD
 
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></TR
 
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></TABLE
 
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></DIV
 
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></BODY
 
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></HTML
 
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>
 
 
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