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authorBruce Momjian2000-07-26 19:20:00 +0000
committerBruce Momjian2000-07-26 19:20:00 +0000
commit6d54070550b073184ad76c8aec959ba9432984b4 (patch)
treeb42d78fe80f802efe9e3dd3a76fd0a333a876f10 /doc/FAQ
parenteed55d951fe2a9ce1af98730438e5aa933a59802 (diff)
Update FAQ.
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+++ b/doc/FAQ
@@ -1,24 +1,15 @@
Frequently Asked Questions (FAQ) for PostgreSQL
- Last updated: Fri Jun 2 11:32:13 EDT 2000
+ Last updated: Wed Jul 26 13:33:21 EDT 2000
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
The most recent version of this document can be viewed at
http://www.PostgreSQL.org/docs/faq-english.html.
- Linux-specific questions are answered in
- http://www.PostgreSQL.org/docs/faq-linux.html.
-
- HPUX-specific questions are answered in
- http://www.PostgreSQL.org/docs/faq-hpux.html.
-
- Solaris-specific questions are answered in
- http://www.PostgreSQL.org/docs/faq-solaris.html.
-
- Irix-specific questions are answered in
- http://www.PostgreSQL.org/docs/faq-irix.html.
+ Platform-specific questions are answered at
+ http://www.PostgreSQL.org/docs/.
_________________________________________________________________
General Questions
@@ -86,7 +77,7 @@
4.11) What is an R-tree index?
4.12) What is Genetic Query Optimization?
4.13) How do I do regular expression searches and case-insensitive
- regular expression searching?
+ regular expression searches?
4.14) In a query, how do I detect if a field is NULL?
4.15) What is the difference between the various character types?
4.16.1) How do I create a serial/auto-incrementing field?
@@ -127,11 +118,11 @@
replaces the PostQuel query language with an extended subset of SQL.
PostgreSQL is free and the complete source is available.
- PostgreSQL development is being performed by a team of Internet
- developers who all subscribe to the PostgreSQL development mailing
- list. The current coordinator is Marc G. Fournier
- (scrappy@PostgreSQL.org). (See below on how to join). This team is now
- responsible for all development of PostgreSQL.
+ PostgreSQL development is performed by a team of Internet developers
+ who all subscribe to the PostgreSQL development mailing list. The
+ current coordinator is Marc G. Fournier (scrappy@PostgreSQL.org). (See
+ below on how to join). This team is now responsible for all
+ development of PostgreSQL.
The authors of PostgreSQL 1.01 were Andrew Yu and Jolly Chen. Many
others have contributed to the porting, testing, debugging and
@@ -214,8 +205,8 @@
1.6) Where can I get support?
- There is no official support for PostgreSQL from the University of
- California, Berkeley. It is maintained through volunteer effort.
+ There is no support for PostgreSQL from the University of California,
+ Berkeley. It is maintained through volunteer effort.
The main mailing list is: pgsql-general@PostgreSQL.org. It is
available for discussion of matters pertaining to PostgreSQL. To
@@ -414,8 +405,7 @@
For web integration, PHP is an excellent interface. It is at
http://www.php.net
- PHP is great for simple stuff, but for more complex cases, many use
- the perl interface and CGI.pm.
+ For complex cases, many use the perl interface and CGI.pm.
A WWW gateway based on WDB using perl can be downloaded from
http://www.eol.ists.ca/~dunlop/wdb-p95
@@ -433,15 +423,15 @@
2.4) What languages are available to communicate with PostgreSQL?
We have:
- * C(libpq)
- * C++(libpq++)
- * Embedded C(ecpg)
- * Java(jdbc)
- * Perl(perl5)
- * ODBC(odbc)
- * Python(PyGreSQL)
- * TCL(libpgtcl)
- * C Easy API(libpgeasy)
+ * C (libpq)
+ * C++ (libpq++)
+ * Embedded C (ecpg)
+ * Java (jdbc)
+ * Perl (perl5)
+ * ODBC (odbc)
+ * Python (PyGreSQL)
+ * TCL (libpgtcl)
+ * C Easy API (libpgeasy)
* Embedded HTML (PHP from http://www.php.net)
_________________________________________________________________
@@ -632,9 +622,9 @@
requires more space than the backend's -S parameter allows, then
temporary files are created to hold the extra data.
- The temp files should be deleted automatically, but might not if a
- backend crashes during a sort. If you have no backends running at the
- time, it is safe to delete the pg_tempNNN.NN files.
+ The temporary files should be deleted automatically, but might not if
+ a backend crashes during a sort. If you have no backends running at
+ the time, it is safe to delete the pg_tempNNN.NN files.
_________________________________________________________________
Operational Questions
@@ -796,7 +786,7 @@ Maximum number of indexes on a table? unlimited
join queries through non-exhaustive search.
4.13) How do I do regular expression searches and case-insensitive regular
- expression searching?
+ expression searches?
The ~ operator does regular-expression matching, and ~* does
case-insensitive regular-expression matching. There is no