postgresql/contrib/README
Bruce Momjian b866d2e2d7 as attache of this mail is patch (to the main tree) with to_char's
family functions. Contain:

  conversion from a datetype to formatted text:

	to_char( datetime, 	text)
	to_char( timestamp,	text)
	to_char( int4,		text)
	to_char( int8,		text)
	to_char( float4,	text)
	to_char( float8,	text)
	to_char( numeric,	text)

  vice versa:

	to_date		( text, text)
	to_datetime	( text, text)
	to_timestamp	( text, text)
	to_number	( text, text)	   (convert to numeric)


  PostgreSQL to_char is very compatible with Oracle's to_char(), but not
total exactly (now). Small differentions are in number formating. It will
fix in next to_char() version.


! If will this patch aplly to the main tree, must be delete the current
  to_char version in contrib (directory "dateformat" and note in contrib's
  README), this patch not erase it (sorry Bruce).



The patch patching files:

	doc/src/sgml/func.sgml
                     ^^^^^^^^
   Hmm, I'm not sure if my English... :( Check it anyone (volunteer)?

   Thomas, it is right? SGML is not my primary lang  and compile
   the current PG docs tree is very happy job (hard variables setting in
   docs/sgml/Makefile --> HSTYLE= /home/users/t/thomas/....  :-)

   What add any definition to global configure.in and set Makefiles in docs
   tree via ./configure?

	src/backend/utils/adt/Makefile
	src/backend/utils/adt/formatting.c
	src/include/catalog/pg_proc.h
	src/include/utils/formatting.h
Karel Zak <zakkr@zf.jcu.cz>              http://home.zf.jcu.cz/~zakkr/
2000-01-25 23:53:56 +00:00

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This directory contains the contribution functions or tools.
---------------------------------------------------------------------------
apache_logging -
Getting Apache to log to PostgreSQL
by Terry Mackintosh <terry@terrym.com>
array -
Array iterator functions
by Massimo Dal Zotto <dz@cs.unitn.it>
bit -
Bit type
by Adriaan Joubert <a.joubert@albourne.com>
datetime -
Date & time functions
by Massimo Dal Zotto <dz@cs.unitn.it>
earthdistance -
Operator for computing earth distance for two points
by Hal Snyder <hal@vailsys.com>
findoidjoins -
Finds the joins used by oid columns by examining the actual
values in the oid columns and row oids.
by Bruce Momjian <root@candle.pha.pa.us>
fulltextindex -
Full text indexing using triggers
by Maarten Boekhold <maartenb@dutepp0.et.tudelft.nl>
isbn_issn -
PostgreSQL type extensions for ISBN (books) and ISSN (serials)
by Garrett A. Wollman <wollman@khavrinen.lcs.mit.edu>
linux -
Start postgres back end system
by Thomas Lockhart <lockhart@alumni.caltech.edu>
lo -
Large Object maintenance
by Peter Mount <peter@retep.org.uk>
miscutil -
Postgres assert checking and various utility functions
by Dal Zotto <dz@cs.unitn.it>
mSQL-interface -
mSQL API translation library
by Aldrin Leal <aldrin@americasnet.com>
noupdate -
trigger to prevent updates on single columns
soundex -
Prototype for soundex function
spi -
A general trigger function autoinc() and so on.
string -
C-like input/output conversion routines for strings
by Massimo Dal Zotto <dz@cs.unitn.it>
tools -
Assorted developer tools
by Massimo Dal Zotto <dz@cs.unitn.it>
unixdate -
Conversions from integer to datetime
by Thomas Lockhart <lockhart@alumni.caltech.edu>
userlock -
User locks
by Massimo Dal Zotto <dz@cs.unitn.it>
vacuumlo -
Remove orphaned large objects
by Peter T Mount <peter@retep.org.uk>
pgbench -
TPC-B like benchmarking tool
by Tatsuo Ishii <t-ishii@sra.co.jp>