in between

being neither at the beginning nor at the end in a series; "adolescence is an awkward in-between age"; "in a mediate position"; "the middle point on a line"

MONTHS ("2002 - 01 - 18"; "2002 - 02 - 26"; 0) returns 1, because there is 1 month and 8 days in between

कालम के बीच की दूरी