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Commit7a546eb

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Add changes for multibyte support in 7.2.
1 parent1edbd62 commit7a546eb

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‎doc/src/sgml/charset.sgml

Lines changed: 197 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
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<!-- $Header: /cvsroot/pgsql/doc/src/sgml/charset.sgml,v 2.14 2001/11/12 19:19:39 petere Exp $ -->
1+
<!-- $Header: /cvsroot/pgsql/doc/src/sgml/charset.sgml,v 2.15 2001/11/15 06:15:34 ishii Exp $ -->
22

33
<chapter id="charset">
44
<title>Localization</>
@@ -310,7 +310,7 @@ perl: warning: Falling back to the standard locale ("C").
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<tbody>
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<row>
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<entry><literal>SQL_ASCII</literal></entry>
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<entry><acronym>ASCII</acronym></entry>
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<entry><acronym>USASCII</acronym></entry>
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</row>
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<row>
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<entry><literal>EUC_JP</literal></entry>
@@ -334,27 +334,63 @@ perl: warning: Falling back to the standard locale ("C").
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</row>
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<row>
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<entry><literal>MULE_INTERNAL</literal></entry>
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<entry>Mule internal</entry>
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<entry>Mule internal code</entry>
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</row>
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<row>
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<entry><literal>LATIN1</literal></entry>
341-
<entry>ISO 8859-1English and some European languages</entry>
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<entry>ISO 8859-1ECMA-94 Latin Alphabet No.1</entry>
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</row>
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<row>
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<entry><literal>LATIN2</literal></entry>
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<entry>ISO 8859-2English and some European languages</entry>
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<entry>ISO 8859-2ECMA-94 Latin Alphabet No.2</entry>
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</row>
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<row>
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<entry><literal>LATIN3</literal></entry>
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<entry>ISO 8859-3English and some European languages</entry>
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<entry>ISO 8859-3ECMA-94 Latin Alphabet No.3</entry>
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</row>
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<row>
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<entry><literal>LATIN4</literal></entry>
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<entry>ISO 8859-4English and some European languages</entry>
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<entry>ISO 8859-4ECMA-94 Latin Alphabet No.4</entry>
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</row>
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<row>
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<entry><literal>LATIN5</literal></entry>
357-
<entry>ISO 8859-5 English and some European languages</entry>
357+
<entry>ISO 8859-9 ECMA-128 Latin Alphabet No.5</entry>
358+
</row>
359+
<row>
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<entry><literal>LATIN6</literal></entry>
361+
<entry>ISO 8859-10 ECMA-144 Latin Alphabet No.6</entry>
362+
</row>
363+
<row>
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<entry><literal>LATIN7</literal></entry>
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<entry>ISO 8859-13 Latin Alphabet No.7</entry>
366+
</row>
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<row>
368+
<entry><literal>LATIN8</literal></entry>
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<entry>ISO 8859-14 Latin Alphabet No.8</entry>
370+
</row>
371+
<row>
372+
<entry><literal>LATIN9</literal></entry>
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<entry>ISO 8859-15 Latin Alphabet No.9</entry>
374+
</row>
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<row>
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<entry><literal>LATIN10</literal></entry>
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<entry>ISO 8859-16 ASRO SR 14111 Latin Alphabet No.10</entry>
378+
</row>
379+
<row>
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<entry><literal>ISO-8859-5</literal></entry>
381+
<entry>ECMA-113 Latin/Cyrillic</entry>
382+
</row>
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<row>
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<entry><literal>ISO-8859-6</literal></entry>
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<entry>ECMA-114 Latin/Arabic</entry>
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</row>
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<row>
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<entry><literal>ISO-8859-7</literal></entry>
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<entry>ECMA-118 Latin/Greek</entry>
390+
</row>
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<row>
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<entry><literal>ISO-8859-8</literal></entry>
393+
<entry>ECMA-121 Latin/Hebrew</entry>
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</row>
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<row>
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<entry><literal>KOI8</literal></entry>
@@ -373,6 +409,19 @@ perl: warning: Falling back to the standard locale ("C").
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</table>
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</para>
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<para>
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CAUTION1: Note that before 7.2 LATIN5 meant ISO 8859-5 mistakely. In 7.2
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LATIN5 measn ISO 8859-9. If you have LATIN5 database created on
415+
7.1 or before and want to migrate to 7.2, you should be very
416+
carefull about this change.
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</para>
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<para>
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CAUTION2: Not all API supports encodings listed above. For example,
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PostgreSQL JDBC driver does not support MULE_INTERNAL, LATIN6,
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LATIN8 and LATIN10.
423+
</para>
424+
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<para>
377426
Here is an example of configuring
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<productname>Postgres</productname> to use a Japanese encoding by
@@ -466,28 +515,157 @@ $ psql -l
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</row>
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</thead>
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<tbody>
518+
<row>
519+
<entry><literal>SQL_ASCII</literal></entry>
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<entry><literal>SQL_ASCII</literal>, <literal>UNICODE</literal>, <literal>MULE_INTERNAL</literal>
521+
</entry>
522+
</row>
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<row>
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<entry><literal>EUC_JP</literal></entry>
471-
<entry><literal>EUC_JP</literal>, <literal>SJIS</literal></entry>
525+
<entry><literal>EUC_JP</literal>, <literal>SJIS</literal>,
526+
<literal>UNICODE</literal>, <literal>MULE_INTERNAL</literal>
527+
</entry>
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</row>
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<row>
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<entry><literal>EUC_TW</literal></entry>
475-
<entry><literal>EUC_TW</literal>, <literal>BIG5</literal></entry>
531+
<entry><literal>EUC_TW</literal>, <literal>BIG5</literal>,
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<literal>UNICODE</literal>, <literal>MULE_INTERNAL</literal>
533+
</entry>
534+
</row>
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<row>
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<entry><literal>LATIN1</literal></entry>
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<entry><literal>LATIN1</literal>, <literal>UNICODE</literal>
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<literal>MULE_INTERNAL</literal>
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</entry>
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</row>
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<row>
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<entry><literal>LATIN2</literal></entry>
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<entry><literal>LATIN2</literal>, <literal>WIN1250</literal></entry>
543+
<entry><literal>LATIN2</literal>, <literal>WIN1250</literal>,
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<literal>UNICODE</literal>,
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<literal>MULE_INTERNAL</literal>
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</entry>
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</row>
481-
<row>
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<row>
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<entry><literal>LATIN3</literal></entry>
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<entry><literal>LATIN3</literal>, <literal>UNICODE</literal>
551+
<literal>MULE_INTERNAL</literal>
552+
</entry>
553+
</row>
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<row>
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<entry><literal>LATIN4</literal></entry>
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<entry><literal>LATIN4</literal>, <literal>UNICODE</literal>
557+
<literal>MULE_INTERNAL</literal>
558+
</entry>
559+
</row>
560+
<row>
482561
<entry><literal>LATIN5</literal></entry>
483-
<entry><literal>LATIN5</literal>, <literal>WIN</literal>, <literal>ALT</literal></entry>
562+
<entry><literal>LATIN5</literal>, <literal>UNICODE</literal>
563+
<literal>MULE_INTERNAL</literal>
564+
</entry>
565+
</row>
566+
<row>
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<entry><literal>LATIN6</literal></entry>
568+
<entry><literal>LATIN6</literal>, <literal>UNICODE</literal>
569+
<literal>MULE_INTERNAL</literal>
570+
</entry>
571+
</row>
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<row>
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<entry><literal>LATIN7</literal></entry>
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<entry><literal>LATIN7</literal>, <literal>UNICODE</literal>
575+
<literal>MULE_INTERNAL</literal>
576+
</entry>
577+
</row>
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<row>
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<entry><literal>LATIN8</literal></entry>
580+
<entry><literal>LATIN8</literal>, <literal>UNICODE</literal>
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<literal>MULE_INTERNAL</literal>
582+
</entry>
583+
</row>
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<row>
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<entry><literal>LATIN9</literal></entry>
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<entry><literal>LATIN9</literal>, <literal>UNICODE</literal>
587+
<literal>MULE_INTERNAL</literal>
588+
</entry>
589+
</row>
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<row>
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<entry><literal>LATIN10</literal></entry>
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<entry><literal>LATIN10</literal>, <literal>UNICODE</literal>
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<literal>MULE_INTERNAL</literal>
594+
</entry>
595+
</row>
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<row>
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<entry><literal>ISO_8859_5</literal></entry>
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<entry><literal>ISO_8859_5</literal>,
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<literal>UNICODE</literal>
600+
</entry>
601+
</row>
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<row>
603+
<entry><literal>ISO_8859_6</literal></entry>
604+
<entry><literal>ISO_8859_6</literal>,
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<literal>UNICODE</literal>
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</entry>
607+
</row>
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<row>
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<entry><literal>ISO_8859_7</literal></entry>
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<entry><literal>ISO_8859_7</literal>,
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<literal>UNICODE</literal>
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</entry>
613+
</row>
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<row>
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<entry><literal>ISO_8859_8</literal></entry>
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<entry><literal>ISO_8859_8</literal>,
617+
<literal>UNICODE</literal>
618+
</entry>
619+
</row>
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<row>
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<entry><literal>ISO_8859_9</literal></entry>
622+
<entry><literal>ISO_8859_9</literal>, <literal>WIN</literal>,
623+
<literal>ALT</literal>, <literal>KOI8R</literal>,
624+
<literal>UNICODE</literal>, <literal>MULE_INTERNAL</literal>
625+
</entry>
626+
</row>
627+
<row>
628+
<entry><literal>UNICODE</literal></entry>
629+
<entry>
630+
<literal>EUC_JP</literal>, <literal>SJIS</literal>,
631+
<literal>EUC_KR</literal>, <literal>EUC_CN</literal>,
632+
<literal>EUC_TW</literal>, <literal>BIG5</literal>,
633+
<literal>LATIN1</literal> to <literal>LATIN10</literal>,
634+
<literal>ISO_8859_5</literal>,
635+
<literal>ISO_8859_6</literal>,
636+
<literal>ISO_8859_7</literal>,
637+
<literal>ISO_8859_8</literal>,
638+
<literal>WIN</literal>, <literal>ALT</literal>,
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<literal>KOI8</literal>
640+
</entry>
484641
</row>
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<row>
486643
<entry><literal>MULE_INTERNAL</literal></entry>
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<entry><literal>EUC_JP</literal>, <literal>SJIS</literal>, <literal>EUC_KR</literal>, <literal>EUC_CN</literal>,
488645
<literal>EUC_TW</literal>, <literal>BIG5</literal>, <literal>LATIN1</literal> to <literal>LATIN5</literal>,
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<literal>WIN</literal>, <literal>ALT</literal>, <literal>WIN1250</literal></entry>
490647
</row>
648+
<row>
649+
<entry><literal>KOI8</literal></entry>
650+
<entry><literal>ISO_8859_9</literal>, <literal>WIN</literal>,
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<literal>ALT</literal>, <literal>KOI8</literal>,
652+
<literal>UNICODE</literal>, <literal>MULE_INTERNAL</literal>
653+
</entry>
654+
</row>
655+
<row>
656+
<entry><literal>WIN</literal></entry>
657+
<entry><literal>ISO_8859_9</literal>, <literal>WIN</literal>,
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<literal>ALT</literal>, <literal>KOI8</literal>,
659+
<literal>UNICODE</literal>, <literal>MULE_INTERNAL</literal>
660+
</entry>
661+
</row>
662+
<row>
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<entry><literal>ALT</literal></entry>
664+
<entry><literal>ISO_8859_9</literal>, <literal>WIN</literal>,
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<literal>ALT</literal>, <literal>KOI8</literal>,
666+
<literal>UNICODE</literal>, <literal>MULE_INTERNAL</literal>
667+
</entry>
668+
</row>
491669
</tbody>
492670
</tgroup>
493671
</table>
@@ -596,11 +774,16 @@ RESET CLIENT_ENCODING;
596774
<para>
597775
An automatic encoding translation between Unicode and other
598776
encodings has been supported since PostgreSQL 7.1.
599-
Because this requires huge conversion tables, it's not enabled by default.
777+
For 7.1 it's not enabled by default.
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To enable this feature, run configure with the
601779
<option>--enable-unicode-conversion</option> option. Note that this requires
602780
the <option>--enable-multibyte</option> option also.
603781
</para>
782+
<para>
783+
For 7.2, <option>--enable-unicode-conversion</option> is not necessary.
784+
The unicode conversion functionality is automatically enabled
785+
if <option>--enable-multibyte</option> is specified.
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</para>
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</sect2>
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<sect2>

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