What is user in sql?

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If a View on a single base table is manipulated will the changes be reflected on the base table?

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What are the different types of PL/SQL program units that can be defined and stored in ORACLE database ?

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What are records give examples?

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What is a constraint? Tell me about its various levels.

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How can we find duplicate records in a table?

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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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What is procedure explain with program?

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Is there any problem if we use commit repeatedly after each dml statement in a plsq procedure ? (eg. there are 10 update stmt and using 10 commit stmt after each update stmt)

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What schema means?

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When the mutating error will comes? and how it will be resolved?

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What is asqueryable?

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