Mysql orcale data type comparison with java

In oracle, Number is divided into two types: 1. Number 2. Number)
The first type corresponds to the integer int long short byte in java.
The second method corresponds to the floating point float double in java.
The date in oracle corresponds to java. util. date java. SQL. date in java.
However, java. util. date is usually used because it is more effective than java. SQL. Date
 
Number depends on the details of the oracle database definition type.
If the number () is similar to the decimal point, an Integer can be applied.
If it is number (), Double can be applied to a specified number after the decimal point.
Date can be applied if the minimum value is to the day; otherwise, Timestamp is applied.