September 26, 2024: PostgreSQL 17 Released!
Unsupported versions: 7.4 / 7.3 / 7.2 / 7.1
This documentation is for an unsupported version of PostgreSQL.
You may want to view the same page for the current version, or one of the other supported versions listed above instead.

4.3. pgtcl Command Reference Information

Table of Contents
pg_connect -- open a connection to the backend server
pg_disconnect -- close a connection to the backend server
pg_conndefaults -- obtain information about default connection parameters
pg_exec -- send a command string to the server
pg_result -- get information about a query result
pg_select -- loop over the result of a SELECT statement
pg_listen -- set or change a callback for asynchronous NOTIFY messages
pg_lo_creat -- create a large object
pg_lo_open -- open a large object
pg_lo_close -- close a large object
pg_lo_read -- read a large object
pg_lo_write -- write a large object
pg_lo_lseek -- seek to a position in a large object
pg_lo_tell -- return the current seek position of a large object
pg_lo_unlink -- delete a large object
pg_lo_import -- import a large object from a file
pg_lo_export -- export a large object to a file