From 9b619679a8c9f57817c4e0009c6e5f7f9981a336 Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Mon, 9 Jul 2007 01:08:09 +0000 Subject: [PATCH] Minor copy-editing. --- doc/src/sgml/ref/postgres-ref.sgml | 56 ++++++++++++++++-------------- 1 file changed, 29 insertions(+), 27 deletions(-) diff --git a/doc/src/sgml/ref/postgres-ref.sgml b/doc/src/sgml/ref/postgres-ref.sgml index e67042b162..0024c43cc5 100644 --- a/doc/src/sgml/ref/postgres-ref.sgml +++ b/doc/src/sgml/ref/postgres-ref.sgml @@ -1,5 +1,5 @@ @@ -33,17 +33,17 @@ PostgreSQL documentation postgres is the PostgreSQL database server. In order for a client application to access a database it connects (over a - network or locally) to a running postgres process. + network or locally) to a running postgres instance. The postgres instance then starts a separate server process to handle the connection. - One postgres instance always manages the data from + One postgres instance always manages the data of exactly one database cluster. A database cluster is a collection of databases that is stored at a common file system location (the data area). More than one - postgres process can run on a system at one + postgres instance can run on a system at one time, so long as they use different data areas and different communication ports (see below). When postgres starts it needs to know the location @@ -119,8 +119,9 @@ PostgreSQL documentation Sets the number of shared buffers for use by the server processes. The default value of this parameter is chosen - automatically by initdb; refer to for more information. + automatically by initdb. + Specifying this option is equivalent to setting the + configuration parameter. @@ -256,13 +257,9 @@ PostgreSQL documentation Sets the maximum number of client connections that this - server will accept. By - default, this value is 32, but it can be set as high as your - system will support. (Note that - is required to be at least twice - . See for a discussion of - system resource requirements for large numbers of client - connections.) Specifying this option is equivalent to setting the + server will accept. The default value of this parameter is chosen + automatically by initdb. + Specifying this option is equivalent to setting the configuration parameter. @@ -272,7 +269,7 @@ PostgreSQL documentation - The command line-style options specified in extra-options are passed to all server processes started by this postgres process. If the option string contains @@ -354,11 +351,11 @@ PostgreSQL documentation Semi-internal Options - There are several other options that can be specified, used - mainly for debugging purposes and in some cases to assist with + The options described here are used + mainly for debugging purposes, and in some cases to assist with recovery of severely damaged databases. There should be no reason - to use them in a production database setup. These are listed - here only for the use by PostgreSQL + to use them in a production database setup. They are listed + here only for use by PostgreSQL system developers. Furthermore, these options might change or be removed in a future release without notice. @@ -500,8 +497,9 @@ PostgreSQL documentation database - Specifies the name of the database to be accessed. If it is - omitted it defaults to the user name. + Specifies the name of the database to be accessed. This must be + the last argument on the command line. If it is + omitted it defaults to the user name. @@ -647,6 +645,12 @@ PostgreSQL documentation Notes + + + The utility command can be used to + start and shut down the postgres server + safely and comfortably. + If at all possible, do not use @@ -665,16 +669,14 @@ PostgreSQL documentation all clients to terminate before quitting, the second will forcefully disconnect all clients, and the third will quit immediately without proper shutdown, resulting in a recovery run - during restart. The SIGHUP signal will reload - the server configuration files. It is also possible to send - SIGHUP to an individual server process, but that - is usually not sensible. + during restart. - The utility command can be used to - start and shut down the postgres server - safely and comfortably. + The SIGHUP signal will reload + the server configuration files. It is also possible to send + SIGHUP to an individual server process, but that + is usually not sensible. -- 2.40.0