Sql technical questions


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More SQL PLSQL Interview Questions

What does count (*) do in sql?

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What is nosql example?

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How write primary and foreign key relationship between two tables without using constraints? u can use any of procedure/function/trigger and any sql?

1 Answers   Parexel,


Can we use SQL%ISOPEN in implicit cursors? Does this attribute works properly in Implicit Curosors?

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what is the difference between join and union? : Sql dba

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What is acid property in a database?

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What are types of indexes in sql?

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how to retrieve only duplicate values in a table

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When is a declare statement required?

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Why does %isopen return false for an implicit cursor?

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What are local and global variables and their differences?

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why not null constraint showing its constraint type as 'c'

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