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.

pg_lo_read

Name

pg_lo_read -- read a large object

Synopsis

pg_lo_read conn fd bufVar len

Inputs

conn

Specifies a valid database connection.

fd

File descriptor for the large object from pg_lo_open.

bufVar

Specifies a valid buffer variable to contain the large object segment.

len

Specifies the maximum allowable size of the large object segment.

Outputs

None

Description

pg_lo_read reads at most len bytes from a large object into a variable named bufVar.

Usage

bufVar must be a valid variable name.