Frequently Asked Questions (FAQ) for PostgreSQL
- Last updated: Wed Oct 17 13:34:42 EDT 2007
+ Last updated: Fri Oct 26 14:59:45 EDT 2007
Current maintainer: Bruce Momjian (bruce@momjian.us)
community of developers and users, which anyone can join. All you need
to do is subscribe to the mailing lists and participate in the
discussions. (See the Developer's FAQ for information on how to get
- involved in Postgres development.)
+ involved in PostgreSQL development.)
1.3) What is the copyright of PostgreSQL?
PostgreSQL also runs natively on Microsoft Windows NT-based operating
systems like Win2000 SP4, WinXP, and Win2003. A prepackaged installer
is available at http://pgfoundry.org/projects/pginstaller. MSDOS-based
- versions of Windows (Win95, Win98, WinMe) can run Postgres using
+ versions of Windows (Win95, Win98, WinMe) can run PostgreSQL using
Cygwin.
There is also a Novell Netware 6 port at http://forge.novell.com, and
Visit the PostgreSQL bug form at
http://www.postgresql.org/support/submitbug. Also check out our ftp
site ftp://ftp.postgresql.org/pub/ to see if there is a more recent
- Postgres version.
+ PostgreSQL version.
Bugs submitted using the bug form or posted to any PostgreSQL mailing
list typically generates one of the following replies:
efficient to respond directly to email and keep the TODO list
up-to-date. In practice, bugs don't last very long in the software,
and bugs that affect a large number of users are fixed rapidly. The
- only place to find all changes, improvements, and fixes in a Postgres
- release is to read the CVS log messages. Even the release notes do not
- list every change made to the software.
+ only place to find all changes, improvements, and fixes in a
+ PostgreSQL release is to read the CVS log messages. Even the release
+ notes do not list every change made to the software.
1.10) What documentation is available?
As an example, consider a file of 100,000 lines with an integer and
text description on each line. Suppose the text string avergages
twenty bytes in length. The flat file would be 2.8 MB. The size of the
- Postgres database file containing this data can be estimated as 5.2
+ PostgreSQL database file containing this data can be estimated as 5.2
MB:
24 bytes: each row header (approximate)
24 bytes: one int field and one text field
----------------------------------------
52 bytes per row
- The data page size in Postgres is 8192 bytes (8 KB), so:
+ The data page size in PostgreSQL is 8192 bytes (8 KB), so:
8192 bytes per page
------------------- = 158 rows per database page (rounded down)
alink="#0000ff">
<H1>Frequently Asked Questions (FAQ) for PostgreSQL</H1>
- <P>Last updated: Wed Oct 17 13:34:42 EDT 2007</P>
+ <P>Last updated: Fri Oct 26 14:59:45 EDT 2007</P>
<P>Current maintainer: Bruce Momjian (<A href=
"mailto:bruce@momjian.us">bruce@momjian.us</A>)
the community of developers and users, which anyone can join. All
you need to do is subscribe to the mailing lists and participate in the
discussions. (See the <a href="http://www.postgresql.org/docs/faqs.FAQ_DEV.html">
- Developer's FAQ</A> for information on how to get involved in Postgres
+ Developer's FAQ</A> for information on how to get involved in PostgreSQL
development.)</P>
<H3 id="item1.3">1.3) What is the copyright of
systems like Win2000 SP4, WinXP, and Win2003. A prepackaged installer is
available at <a href= "http://pgfoundry.org/projects/pginstaller">
http://pgfoundry.org/projects/pginstaller</a>. MSDOS-based versions
- of Windows (Win95, Win98, WinMe) can run Postgres using Cygwin.</P>
+ of Windows (Win95, Win98, WinMe) can run PostgreSQL using Cygwin.</P>
<p>There is also a Novell Netware 6 port at
<a href="http://forge.novell.com">http://forge.novell.com</a>,
http://www.postgresql.org/support/submitbug</A>.
Also check out our ftp site <A href=
"ftp://ftp.postgresql.org/pub/">ftp://ftp.postgresql.org/pub/</A> to
- see if there is a more recent Postgres version.</P>
+ see if there is a more recent PostgreSQL version.</P>
<P>Bugs submitted using the bug form or posted to any PostgreSQL mailing
list typically generates one of the following replies:</P>
list up-to-date. In practice, bugs don't last very long in the
software, and bugs that affect a large number of users are fixed
rapidly. The only place to find all changes, improvements, and
- fixes in a Postgres release is to read the
+ fixes in a PostgreSQL release is to read the
<a href="http://www.postgresql.org/developer/sourcecode/">CVS</a>
log messages. Even the release notes do not list every change
made to the software.</P>
<P>As an example, consider a file of 100,000 lines with an integer
and text description on each line. Suppose the text string
avergages twenty bytes in length. The flat file would be 2.8 MB.
- The size of the Postgres database file containing this data can
+ The size of the PostgreSQL database file containing this data can
be estimated as 5.2 MB:</P>
<PRE>
24 bytes: each row header (approximate)
----------------------------------------
52 bytes per row
- The data page size in Postgres is 8192 bytes (8 KB), so:
+ The data page size in PostgreSQL is 8192 bytes (8 KB), so:
8192 bytes per page
------------------- = 158 rows per database page (rounded down)
projects / postgresql / commitdiff