1. create a table named "PERSONS _ name", with the following fields are LASTNAME, FIRSTNAME, PERSON_ID, DATE_OF_BIRTH, POSITION, SALARY. 2. make a 1:10 in the rekhod table. 3. update the contact, by SALARY increases 10%. 4. delete the older ones data cho 60 years. 5. remove the tables created from the database.
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