bigint can hold values from -2^63 (-9 223 372 036 854 775 807) to 2^63-1 (9 223 372 036 854 775 807) and it takes 8 bytes

int can hold values from -2^31 (-2 147 483 648) to 2^31 - 1 (2 147 483 647) and it takes 4 bytes

  kastor   answered on：Aug 4, 2009  1 comments