Method getDesc

src/dsql/AggNodes.cpp:559–587

}

void AvgAggNode::getDesc(thread_db* tdbb, CompilerScratch* csb, dsc* desc)
{
	arg->getDesc(tdbb, csb, desc);
	outputDesc(desc);

	switch (desc->dsc_dtype)
	{
		case dtype_dec64:
		case dtype_dec128:
			nodFlags |= FLAG_DECFLOAT;
			break;

		case dtype_int64:
		case dtype_int128:
			nodFlags |= FLAG_INT128;
			// fall down...
		case dtype_short:
		case dtype_long:
			nodScale = desc->dsc_scale;
			break;

		case dtype_unknown:
			break;

		default:
			nodFlags |= FLAG_DOUBLE;
			break;
	}
}

void AvgAggNode::outputDesc(dsc* desc) const
{