In
MySQL, AUTO_INCREMENT attribute can be used to generate a unique
identity for new rows.
Example
CREATE
TABLE employee (id int NOT NULL AUTO_INCREMENT, name varchar(30),
PRIMARY KEY(id));
INSERT
INTO employee (name) VALUES
('Krishna'),('Arjun'),('Abdul'),
('Adam'),('Rama'),('Ptr');
SELECT
* FROM employee;
returns
1
Krishna
2
Arjun
3
Abdul
4
Adam
5
Rams
6
Ptr
Statement
interface provides 'getGeneratedKeys()' method to get the
auto-generated key(s) generated by the execution of this Statement
object.
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