CREATE COLUMN TABLE Employee( EMPLOYEE_ID BIGINT GENERATED BY DEFAULT AS IDENTITY, FIRST_NAME VARCHAR(30), LAST_NAME VARCHAR(30) )
If you need to start the identity value from a particular number, you can add START WITH 1000 as an argument to IDENTITY where 1000 is the value to start from.
... EMPLOYEE_ID BIGINT GENERATED BY DEFAULT AS IDENTITY(START WITH 1000), ...
The identity value increments by 1 when data is inserted into the table but this can be changed using INCREMENT BY 2 where 2 is the value to increment by.
... EMPLOYEE_ID BIGINT GENERATED BY DEFAULT AS IDENTITY(START WITH 1000 INCREMENT BY 2), ...
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