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3_Primary_key_didactic_l1_v2.docx
Name:___________________________Date:____________
What is a primary key?
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What are main features of primary key?
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Give any 2 examples of primary keys we meet in our everyday’s life
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Name:___________________________Date:____________
What is a primary key?
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
What are main features of primary key?
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Give any 2 examples of primary keys we meet in our everyday’s life
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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