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I'm sending patch with new version of to_char numbers formatting.

Browse Source 
The PostgreSQL's to_char() is very compatible with Oracle's to_char
 now. I hope that to_char's 3000 rows of source is without bugs, but
 will good if anyone test it, for me it works very well :-)


                                                        Karel

----------------------------------------------------------------------
Karel Zak <zakkr@zf.jcu.cz>              http://home.zf.jcu.cz/~zakkr/
REL7_0_PATCHES
Bruce Momjian 26 years ago
parent 9ceb5d8a7b
commit 394af52795
5 changed files with 783 additions and 469 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 53
      doc/src/sgml/func.sgml
  2. 1099
      src/backend/utils/adt/formatting.c
  3. 13
      src/backend/utils/adt/pg_locale.c
  4. 6
      src/include/utils/formatting.h
  5. 13
      src/include/utils/pg_locale.h

53
doc/src/sgml/func.sgml
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@ -518,7 +518,7 @@
<para> <para>
<table tocentry="1"> <table tocentry="1">
<title>Format-pictures for datetime to_char() version.</title> <title>Format-pictures for date/time to_char() version.</title>
<tgroup cols="2"> <tgroup cols="2">
<thead> <thead>
<row> <row>
@ -662,12 +662,12 @@
<para> <para>
All format-pictures allow use suffixes (postfix / prefix). The suffix is All format-pictures allow use suffixes (postfix / prefix). The suffix is
always valid for near format-picture. The 'FX' is global prefix only. always valid for a near format-picture. The 'FX' is global prefix only.
</para> </para>
<para> <para>
<table tocentry="1"> <table tocentry="1">
<title>Suffixes for format-pictures for datetime to_char() version.</title> <title>Suffixes for format-pictures for date/time to_char() version.</title>
<tgroup cols="3"> <tgroup cols="3">
<thead> <thead>
<row> <row>
@ -695,7 +695,7 @@
<row> <row>
<entry> FX </entry> <entry> FX </entry>
<entry> FX - (Fixed format) global format-picture switch. <entry> FX - (Fixed format) global format-picture switch.
the TO_DATETIME / TO_DATA skip blank space if this option is The TO_DATETIME / TO_DATE skip blank space if this option is
not use. Must by used as first item in formt-picture. </entry> not use. Must by used as first item in formt-picture. </entry>
<entry> FX Month DD Day </entry> <entry> FX Month DD Day </entry>
</row> </row>
@ -714,7 +714,7 @@
</para> </para>
<para> <para>
'"' - string between a quotation marks is skipen and not is parsed. '"' - string between a quotation marks is skipen and not is parsed.
If you want write '"' to output you must use \\", exapmle '\\"YYYY Month\\"'. If you want write '"' to output you must use \\", example '\\"YYYY Month\\"'.
</para> </para>
<para> <para>
text - the PostgreSQL's to_char() support text without '"', but string text - the PostgreSQL's to_char() support text without '"', but string
@ -776,7 +776,11 @@
</row> </row>
<row> <row>
<entry> PL </entry> <entry> PL </entry>
<entry> return plus sign on specified position (if number > 0) </entry> <entry> return plus sign on specified position (if number > 0) - PostgreSQL extension </entry>
</row>
<row>
<entry> SG </entry>
<entry> return plus/minus sign on specified position - PostgreSQL extension </entry>
</row> </row>
<row> <row>
<entry> RN </entry> <entry> RN </entry>
@ -784,7 +788,7 @@
</row> </row>
<row> <row>
<entry> TH or th </entry> <entry> TH or th </entry>
<entry> convert number to ordinal number (not convert numbers under zero and decimal numbers) </entry> <entry> convert number to ordinal number (not convert numbers under zero and decimal numbers) - PostgreSQL extension </entry>
</row> </row>
<row> <row>
<entry> V </entry> <entry> V </entry>
@ -801,8 +805,11 @@
</para> </para>
<para> <para>
The PostgreSQL to_char() not support absurd to_char(0.1, '99.99') Note: A sign formatted via 'SG', 'PL' or 'MI' is not anchor in number;
--> <ProgramListing> ' .10' </ProgramListing> format. to_char(-12, 'S9999') produce: <ProgramListing> ' -12' </ProgramListing>,
but to_char(-12, 'MI9999') produce: <ProgramListing> '- 12' </ProgramListing>.
The Oracle not allow use 'MI' ahead of '9', in the Oracle must be it always
after '9'.
</para> </para>
<para> <para>
@ -825,16 +832,24 @@
<entry><ProgramListing> 'Tuesday, 05:39:18' </ProgramListing></entry> <entry><ProgramListing> 'Tuesday, 05:39:18' </ProgramListing></entry>
</row> </row>
<row> <row>
<entry> to_char( 0.1, '99.99') </entry> <entry> to_char( -0.1, '99.99') </entry>
<entry><ProgramListing> ' 0.10' </ProgramListing></entry> <entry><ProgramListing> ' -.10' </ProgramListing></entry>
</row>
<row>
<entry> to_char( -0.1, 'FM9.99') </entry>
<entry><ProgramListing> '-.1' </ProgramListing></entry>
</row> </row>
<row> <row>
<entry> to_char( 0.1, '0.9') </entry> <entry> to_char( 0.1, '0.9') </entry>
<entry><ProgramListing> ' 0.1' </ProgramListing></entry> <entry><ProgramListing> ' 0.1' </ProgramListing></entry>
</row> </row>
<row> <row>
<entry> to_char( 0.1, '090.9') </entry> <entry> to_char( 12, '9990999.9') </entry>
<entry><ProgramListing> ' 000.1' </ProgramListing></entry> <entry><ProgramListing> ' 0012.0' </ProgramListing></entry>
</row>
<row>
<entry> to_char( 12, 'FM9990999.9') </entry>
<entry><ProgramListing> '0012' </ProgramListing></entry>
</row> </row>
<row> <row>
<entry> to_char( 485, '999') </entry> <entry> to_char( 485, '999') </entry>
@ -844,18 +859,6 @@
<entry> to_char( -485, '999') </entry> <entry> to_char( -485, '999') </entry>
<entry><ProgramListing> '-485' </ProgramListing></entry> <entry><ProgramListing> '-485' </ProgramListing></entry>
</row> </row>
<row>
<entry> to_char( 485, '09999') </entry>
<entry><ProgramListing> ' 00485' </ProgramListing></entry>
</row>
<row>
<entry> to_char( 485, 'FM09999') </entry>
<entry><ProgramListing> '00485' </ProgramListing></entry>
</row>
<row>
<entry> to_char( 485, 'FM999') </entry>
<entry><ProgramListing> '485' </ProgramListing></entry>
</row>
<row> <row>
<entry> to_char( 485, '9 9 9') </entry> <entry> to_char( 485, '9 9 9') </entry>
<entry><ProgramListing> ' 4 8 5' </ProgramListing></entry> <entry><ProgramListing> ' 4 8 5' </ProgramListing></entry>

1099
src/backend/utils/adt/formatting.c
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13
src/backend/utils/adt/pg_locale.c
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@ -1,12 +1,17 @@
/*------ /* -----------------------------------------------------------------------
* pg_locale.c * pg_locale.c
* *
* The PostgreSQL locale utils. * $Header: /cvsroot/pgsql/src/backend/utils/adt/pg_locale.c,v 1.2 2000/02/08 15:56:55 momjian Exp $
* *
* 2000 Karel Zak - Zakkr
* *
*------ * Portions Copyright (c) 1999-2000, PostgreSQL, Inc
*
* The PostgreSQL locale utils.
*
* Karel Zak - Zakkr
*
* -----------------------------------------------------------------------
*/ */
#include <stdio.h> #include <stdio.h>

6
src/include/utils/formatting.h
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@ -2,13 +2,15 @@
/* ----------------------------------------------------------------------- /* -----------------------------------------------------------------------
* formatting.h * formatting.h
* *
* $Id: formatting.h,v 1.1 2000/01/25 23:53:56 momjian Exp $ * $Id: formatting.h,v 1.2 2000/02/08 15:56:57 momjian Exp $
* *
* *
* Portions Copyright (c) 1999-2000, PostgreSQL, Inc
*
* The PostgreSQL routines for a DateTime/int/float/numeric formatting, * The PostgreSQL routines for a DateTime/int/float/numeric formatting,
* inspire with Oracle TO_CHAR() / TO_DATE() / TO_NUMBER() routines. * inspire with Oracle TO_CHAR() / TO_DATE() / TO_NUMBER() routines.
* *
* 1999 Karel Zak "Zakkr" * Karel Zak - Zakkr
* *
* ----------------------------------------------------------------------- * -----------------------------------------------------------------------
*/ */

13
src/include/utils/pg_locale.h
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@ -1,12 +1,17 @@
/*------ /* -----------------------------------------------------------------------
* pg_locale.h * pg_locale.h
* *
* The PostgreSQL locale utils * $Header: /cvsroot/pgsql/src/include/utils/pg_locale.h,v 1.2 2000/02/08 15:57:01 momjian Exp $
* *
* 2000 Karel Zak - Zakkr
* *
*------ * Portions Copyright (c) 1999-2000, PostgreSQL, Inc
*
* The PostgreSQL locale utils.
*
* Karel Zak - Zakkr
*
* -----------------------------------------------------------------------
*/ */
#ifndef _PG_LOCALE_ #ifndef _PG_LOCALE_

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