関連ワード:  size of number data type in oracle    size of number data type    length of number data type in oracle    field size of number data type in access    maximum size of number data type    the maximum size of number data type is 32 bytes    the maximum size of number data type is 32    the maximum size of number data type is 32 true or false    the maximum size of number data type is 32 bits    the maximum size of number data type is dash bytes