10. 02 P , S S , NUMBER [(p, [,s])] , p(1~38, 38) s(-84~127, 0)
10 , 22byte FLOAT[(p)] NUMBER , p 1~128, 128, 2 , 22byte
BINARY_FLOAT 32 , 4byte BINARY_DOUBLE 64 , 8byte NUMBER , 38 ( 28
byte)
11. 02 DATE INTERVAL_DAY TO SECOND, TIMESTAMP WITH TIME ZONE,
TIMESTAMP WITH LOCAL TIME ZONE DATE BC 4712 1 1 9999 12 31, ,,,,, .
TIMESTAMP [(fractional_sec onds_precision)] , , , , , .
fractional_seconds_precision 0~9 6.