Alignment values

Alignment values are shown in the following table.

Value	Constant	Structure begins with	Boundary aligned on
1	SINGLE_BYTE	1-byte quantity	single-byte
2	TWO_BYTE	2-byte quantity (such as SMALLINT)	2-byte
4	FOUR_BYTE	4-byte quantity (such as FLOAT or UNSIGNED INT)	4-byte
8	EIGHT_BYTE	8-byte quantity	8-byte