32767 bytes Default and minimum size is 1 byte. NUMBER(p,s) Number having precision p and scale s. The precision p can range from 1 to 38. The scale s can range from -84 to 127.
Also to know is, what is the size of number datatype in Oracle?
Introduction to Oracle NUMBER data type It ranges from 1 to 38. The scale is the number of digits to the right of the decimal point in a number. It ranges from -84 to 127.
One may also ask, how many bytes is number datatype in Oracle? Table 3-1 Internal Oracle Datatypes
|Internal Oracle Datatype||Maximum Internal Length||Datatype Code|
|LONG||2^31-1 bytes (2 gigabytes)||8|
Subsequently, one may also ask, what is the default value for number datatype in Oracle?
For numeric types, the default is 0 , with the exception that for integer or floating-point types declared with the AUTO_INCREMENT attribute, the default is the next value in the sequence.
What is the default precision and scale for a number in Oracle?
The default precision is 38. s is the scale which is the number of decimal digits that will be stored to the right of the decimal point. The scale has a range from 0 to p (precision). The scale can be specified only if the precision is specified.