Function makeMdArrayResult

src/backend/utils/adt/arrayfuncs.c:5335–5369

* makeMdArrayResult - produce multi-D final result of accumArrayResult * * beware: no check that specified dimensions match the number of values * accumulated. * * Note: if the astate was not initialized within a separate memory context * (that is, initArrayResultWithSize was called with subcontext=false), then using * release=true is illegal. Instead, release astate along with the rest of

 *	release is true if okay to release working state
 */
Datum
makeMdArrayResult(ArrayBuildState *astate,
				  int ndims,
				  int *dims,
				  int *lbs,
				  MemoryContext rcontext,
				  bool release)
{
	ArrayType  *result;
	MemoryContext oldcontext;

	/* Build the final array result in rcontext */
	oldcontext = MemoryContextSwitchTo(rcontext);

	result = construct_md_array(astate->dvalues,
								astate->dnulls,
								ndims,
								dims,
								lbs,
								astate->element_type,
								astate->typlen,
								astate->typbyval,
								astate->typalign);

	MemoryContextSwitchTo(oldcontext);

	/* Clean up all the junk */
	if (release)
	{
		Assert(astate->private_cxt);
		MemoryContextDelete(astate->mcontext);
	}

	return PointerGetDatum(result);
}

/*
 * The following three functions provide essentially the same API as