What is sql and its types?

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What is sql and also describe types of sql statements?

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use of IN/ANY/ALL

5 Answers   Ramco,

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4. Select sum(A.salary) +sum(B.salary) as TOT_SAL from ( select LEVEL emp_id,level*100 salary,case when mod (level,2)=0then 2 else null end dept_id from dual connect by level<6 )A right outer join (select level emp_id ,level*200 salary ,case when mod (level,3)=0 then 2 else null end dept_id from dual connect by level<6)B On A.dept_id=B.dept_id And A.emp_id=B.emp-id;

1 Answers   Fintellix,

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How do you explain an index?

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Why is the cursor important?

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What is the difference between a primary key and a unique key?

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What is bind reference and how can it be created?

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Is ms sql traffic encrypted?

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How do you use collections in procedure to return the resultset?

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What is the least restrictive isolation level? : Transact sql

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How do you concatenate in sql?

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