A single
postmaster manages a given collection of
databases on a single host. Such a collection of
- databases is called an installation or site. Frontend
+ databases is called a cluster (of databases). Frontend
applications that wish to access a given database
- within an installation make calls to the library.
+ within a cluster make calls to the library.
The library sends user requests over the network to the
((a)),
A single
postmaster manages a given collection of
databases on a single host. Such a collection of
- databases is called an installation or site. Frontend
+ databases is called a cluster (of databases). Frontend
applications that wish to access a given database
- within an installation make calls to the library.
+ within a cluster make calls to the library.
The library sends user requests over the network to the
which in turn starts a new backend server process
Terminology
- In the following documentation,
- site
- may be interpreted as the host machine on which
- Since it is possible to install more than one set of
- databases on a single host, this term more precisely denotes any
- particular set of installed
-
Postgres binaries and databases.
-
-
The
are attributes.
As previously discussed, classes are grouped into
databases, and a collection of databases managed by a
- single
postmaster process constitutes a
n installation
- or site.
+ single
postmaster process constitutes a
+ database cluster.