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.
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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 |
|---|---|---|
| NUMBER | 21 bytes | 2 |
| LONG | 2^31-1 bytes (2 gigabytes) | 8 |
| ROWID | 10 bytes | 11 |
| DATE | 7 bytes | 12 |
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.
