Function bmbuildempty

src/backend/access/bitmap/bitmap.c:166–171

* bmbuildempty() -- build an empty bitmap index in the initialization fork */

 *	bmbuildempty() -- build an empty bitmap index in the initialization fork
 */
void
bmbuildempty(Relation indexrel)
{
	/* initialize meta page and first LOV page for INIT_FORKNUM */
	_bitmap_init(indexrel, true, true);
}

/*
 * bminsert() -- insert an index tuple into a bitmap index.