pg_lo_read Read a large object stringpg_lo_read resourcelarge_object intlen pg_lo_read reads at most len (defaults to 8192) bytes from a large object and returns it as a string. large_object specifies a valid large object resource andlen specifies the maximum allowable size of the large object segment. It returns &false; if there is an error. To use the large object (lo) interface, it is necessary to enclose it within a transaction block. This function used to be called pg_loread(). See also pg_lo_read_all.