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1. select * from Product where V_code = '21344';

2. select * from Vendor where V_State =null;

3. select * from Customer where Cus_balance between 2 and 3;

4. select ma!"Cus_balance# from Customer;

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$. select Cus_fname% Cus_lname from Customer% &no&ce where Customer.cus_code =

(no&ce.cus_code;

). S+C, C-S_C/ 0 C-S, C-S_C/ 5, (5

"S+C, C-S_C/ 0 (5V(C#;

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6. S+C, C-S_fname% Cus_lname 0 C-S, C-S_C/ 5,

(5 "S+C, C-S_C/ 0 (5V(C#;

7. select Count"*# from Customer% &no&ce where Customer.cus_code =

(no&ce.cus_code;

8. S+C, Cus_fname% cus_lname% Count"Customer.cus_code# from customer% &no&ce

here customer.cus_code = &no&ce.cus_code;

1. 9lter table customer add cred&th&stor: archar")#;

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11. -date Customer set cred&th&stor: = 'a?&' and em_fname = '+e&@hla';

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