Datum UDT_send(UDT udt, PG_FUNCTION_ARGS)
{
StringInfoData buf;
int32 dataLen = Type_getLength((Type)udt);
if(!UDT_isScalar(udt))
ereport(ERROR, (
errcode(ERRCODE_CANNOT_COERCE),
errmsg("UDT with Oid %d is not scalar", Type_getOid((Type)udt))));
if(dataLen == -1)
return byteasend(fcinfo);
if(dataLen == -2)
return unknownsend(fcinfo);
pq_begintypsend(&buf);
appendBinaryStringInfo(&buf, PG_GETARG_POINTER(0), dataLen);
PG_RETURN_BYTEA_P(pq_endtypsend(&buf));
}
/*
* pg_ndistinct_send
* binary output routine for type pg_ndistinct
*
* n-distinct is serialized into a bytea value, so let's send that.
*/
Datum
pg_ndistinct_send(PG_FUNCTION_ARGS)
{
return byteasend(fcinfo);
}
/*
* pg_dependencies_send - binary output routine for type pg_dependencies.
*
* Functional dependencies are serialized in a bytea value (although the type
* is named differently), so let's just send that.
*/
Datum
pg_dependencies_send(PG_FUNCTION_ARGS)
{
return byteasend(fcinfo);
}
