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PG.CENTER connects PostgreSQL documentation, reference, and ecosystem knowledge. Maintained by Pigsty.

Unsupported versions: 6.3
Historical version. PostgreSQL 6.3 reached end of support in March 2003. See the current manual for supported releases.
pg_lo_read
PostgreSQL
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pg_lo_read

Name

pg_lo_read — read a large object
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.


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