pg_lo_truncate
Name
pg_lo_truncate -- Truncate a large object to a given length
 
Synopsis
pg_lo_truncate conn descriptor length
 
Description
pg_lo_truncate truncates the specified large object to the given length. If the length is greater than the current large object length, the large object is extended with null bytes.
 
Arguments
- conn
- 
The handle of a connection to the database in which the large object exists. 
- descriptor
- 
A descriptor for the large object from pg_lo_open.
 
- length
- 
The length to which the large object is to be truncated or padded. 
 
 
Return Value
A zero-based offset in bytes suitable for input to pg_lo_lseek.