Name
pg_lo_write -- write a large object
Synopsis
pg_lo_write conn fd buf len
Inputs
- conn
 Specifies a valid database connection.
- fd
 File descriptor for the large object from pg_lo_open.
- buf
 Specifies a valid string variable to write to the large object.
- len
 Specifies the maximum size of the string to write.
Description
pg_lo_write writes 
at most len bytes to a large object from a variable
 buf.
Usage
buf must be 
the actual string to write, not a variable name.