Function makeSparseData

gpcontrib/gp_sparse_vector/SparseData.c:33–48

------------------------------------------------------------------------------ * Create a SparseData structure * * There are ways to do this: * First way allocates empty dynamic StringInfo of unknown initial sizes * Second way creates a copy of an existing SparseData * Third way creates a SparseData with zero storage in it's StringInfos * Fourth way creates a SparseData in place using p

 * 		index data
 */
SparseData makeSparseData(void)
{
	/* Allocate the struct */
	SparseData sdata = (SparseData)palloc(sizeof(SparseDataStruct));
	/* Allocate the included elements */
	sdata->vals  = makeStringInfo();
	sdata->index = makeStringInfo();
	sdata->vals->len = 0;
	sdata->index->len = 0;
	sdata->vals->cursor = 0;
	sdata->index->cursor = 0;
	sdata->unique_value_count=0;
	sdata->total_value_count=0;
	sdata->type_of_data = FLOAT8OID;
	return sdata;
}
SparseData makeEmptySparseData(void)
{
	/* Allocate the struct */