What are sql functions? Describe in brief different types of sql functions?

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What is varchar data type in sql?

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What is anonymous block in sql?

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What are the popular database management systems in the it industry?

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a procedure one in two out parameters i am waiting it in a sql query can i get the output

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What is the purpose of a secondary key?

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What is a pl/sql block?

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How to retrieve a second highest salary from a table? Note:Suppose salaries are in duplicate values eg: Name Sal Malli 60000 Pandi 60000 Rudra 45000 Ravi 45000

10 Answers   Mind Tree, Polaris, Sonata,

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What is the usage of NVL?

7 Answers   Infosys, Micro Infotek,

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What is dml statement?

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Can a select statement fire a trigger?

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What is auto increment feature in sql?

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