How to convert java. util. date to Java. SQL. Date?

How to convert java. util. date to Java. SQL. Date?
Conversion:

Java. SQL. Date SD;
Java. util. Date UD;
// Initialize the UD such as UD = new java. util. Date ();

SD = new java. SQL. Date (ud. gettime ());

If you want to insert data to the database and the corresponding field is of the date type
You can use the preparedstatement. setdate (INT, java. SQL. Date) method.
The Java. SQL. date can be obtained using the above method.

You can also use the database to provide the to_date function.
For example, the existing ud
To_date (New simpledateformat (). Format (UD, "yyyy-mm-dd hh: mm: SS "),
"YYYY-MM-DD hh24: MI: SS ")
Note that the representation format in Java is different from the format provided by the database.