How can you load multi line records? : aql loader

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Explain about various levels of constraint.

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Explain mutating table error.

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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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Where the sql database files are stored?

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Which command is used to delete a trigger?

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How does one use sql*loader to load images, sound clips and documents? : aql loader

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Is sql sequential or random?

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How to use sql statements in pl/sql?

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what are the t string functions available in tsql? : Transact sql

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What mean sql?

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What is the basic structure of PL/SQL ?

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