How do you take the union of two tables in sql?

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What is difference between cursor and ref cursor?

1 Answers  

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What is Materialized View? In What Scenario we Use Materialized View?

2 Answers   Dinesh, Marlabs,

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which types of join is used in sql widely? : Sql dba

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Why do we use triggers?

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I need a function for a train ticket reservation please answer it thanks in advance

0 Answers  

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what is difference b/w pravite procedures and public procedures?

3 Answers   Steria, Wipro, Zensar,

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What is difference between stored procedures and application procedures?

0 Answers  

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What is an Exception ? What are types of Exception ?

2 Answers  

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what happens when the column is set to auto increment and you reach the maximum value for that table? : Sql dba

0 Answers  

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Main diff between varray and nested tablea

3 Answers   Polaris, TCS,

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How does pl sql work?

0 Answers  

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