pg_lo_lseek conn fd offset whence
Specifies a valid database connection.
File descriptor for the large object from pg_lo_open.
Specifies a zero-based offset in bytes.
whence can be "SEEK_CUR", "SEEK_END", or "SEEK_SET"
None
pg_lo_lseek positions to offset bytes from the beginning of the large object.
whence can be "SEEK_CUR", "SEEK_END", or "SEEK_SET".