PostgreSQL 8.3beta4 Documentation
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Appendix F. Additional Supplied Modules
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F.5. dblink
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dblink_connect
-- opens a persistent connection to a remote database
dblink_disconnect
-- closes a persistent connection to a remote database
dblink_open
-- opens a cursor on a remote database
dblink_fetch
-- returns a set from an open cursor on a remote database
dblink_close
-- closes a cursor on a remote database
dblink_exec
-- executes an UPDATE/INSERT/DELETE on a remote database
dblink_current_query
-- returns the current query string
dblink_get_pkey
-- returns the position and field names of a relation's primary key fields
dblink_build_sql_insert
-- builds an insert statement using a local tuple, replacing the selection key field values with alternate supplied values
dblink_build_sql_delete
-- builds a delete statement using supplied values for selection key field values
dblink_build_sql_update
-- builds an update statement using a local tuple, replacing the selection key field values with alternate supplied values
dblink_get_connections
-- returns a text array of all active named dblink connections
dblink_is_busy
-- checks to see if named connection is busy with an async query
dblink_cancel_query
-- cancels any active query on the named connection
dblink_error_message
-- gets last error message on the named connection
dblink
-- returns a set from a remote database
dblink_send_query
-- sends an async query to a remote database
dblink_get_result
-- gets an async query result
dblink
is a module which allows connections with other databases.
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