Numeric Datatype Precision

.Net Datatype	Max Exponent	.Net Precision	.Net Datatype Max Val	SQL DataType	SQL DataType Max	SQL Datatype Precision	Storage
DOUBLE	308	15	17976931348623200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	FLOAT	1.79E+308	7/15	4 or 8 bytes
LONG	19	19	9223372036854775807	BIGINT	9223372036854775807	19	8 bytes
INT64	19	19	9223372036854775807	BIGINT	9223372036854775807	19	8 bytes
ULONG	20	20	18446744073709551615	NUMERIC(20,0)/DECIMAL(20,0)		38
UINT64	20	20	18446744073709551615	NUMERIC(20,0)/DECIMAL(20,0)		38
FLOAT	7	7	34028230000000000000000000000000000000	FLOAT/DECIMAL	1.79E+308	7/15
System.Numerics.BigInteger	No Max	No Max	No Max	VARBINARY(MAX)	(2^31-1)-2 bytes	> 80,340
Decimal	28	28	7899999999999999999999999999+1	FLOAT/DECIMAL
				INT	(-2,147,483,648) to 2,147,483,647		4 bytes
				SMALLINT	(-32,768) to 32,767		2 bytes
				TINYINT	255		1 byte