How much does sql certification cost?

0 Answers  

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Explain the components of sql?

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What is the difference between left join and left outer join?

1 Answers  

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What does seeding a database mean?

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Explain spool.

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What is an exception in PL/SQL? What are the two types of exceptions?

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What is the difference between join and natural join?

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Why use triggers in sql?

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Explian rowid, rownum? What are the psoducolumns we have?

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what is overloading procedure or overloading function ?

3 Answers   Genpact,

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i want count no of values in a column i.e enam eempno phoneno x 1 (98765,09887,096561,87964579,156678,678900876) that means if i select phone no from table i want to get total count of phone numbers i.e 6

8 Answers   Satyam,

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What is a full join?

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