Database Interview Questions

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Which catalog tables contain authorization information ?

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Which DB2 catalog tables are used to produce a list of table column by table for all tables in a database ?

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What is read-only cursor ?

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When is the results table for the query in a DECLARE CURSOR statement created ?

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What is the syntax required for the creation of a cursor ?

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What is a cursor ?

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What is a result table ?

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How does the processing of a correlated subquery differ from a non correlated subquery ?

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What is correlated subquery ?

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What is subquery ?

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How do you define a correlated name?

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What is correlation names ?

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What are column-name qualifiers used ?

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What is the syntax of SELECT statement when embedded in a COBOL program ?

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What is a SELECT statement?

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