How to display the contents of a current record fetched in a reference cursor?

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How many row comparison operators are used while working with a subquery?

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can i give user defined exception in a package

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In a table i have columns A,B,C and i have a composite index on columns A,B if so will the following query uses index or not? SELECT sal,name FROM <table_name> WHERE A=<value> AND B=<value> AND C=<value>;

2 Answers   Mastek,

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Can a table have no primary key?

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What are analytical functions in sql?

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Can delete statement be rollbacked?

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Give the order of sql select?

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How do you exit in sql?

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What operating systems are supported by oracle sql developer?

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What are the various levels of constraints?

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How subquery works in sql?

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