与一般数据库一样。
INTEGER java.lang.Integer -2147483648 to 2147483647 (4 byte )
UNSIGNED_INT java.lang.Integer 0 to 2147483647 (4 byte )
BIGINT java.lang.Long -9223372036854775807 to
9223372036854775807 8 byte
UNSIGNED_LONG java.lang.Long 0 to 9223372036854775807
TINYINT java.lang.Byte -128 to 127 1 byte
UNSIGNED_TINYINT java.lang.Byte 0 to 127 1 byte
SMALLINT java.lang.Short -32768 to 32767
2 byte
UNSIGNED_SMALLINT java.lang.Short 0 to 32767 2 byte
FLOAT java. lang.Float -3.402823466 E + 38 to 3.402823466 E + 38 4 byte
UNSIGNED_FLOAT java.lang.Float -3.402823466 E + 38 to 3.402823466 E + 38 4 byte
DOUBLE java.lang.Double -1.7976931348623158 E+308 to 1.7976931348623158 E+308 8 byte
UNSIGNED_DOUBLE java.lang.Double 0 to 1.7976931348623158 E + 308 8 byte
DECIMAL java.math.BigDecimal 38 digits