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Difference between database triggers and form triggers? |
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What is difference between UNIQUE and PRIMARY KEY constraints? |
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What is use of a cursor variable? How it is defined? |
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How do you find the numbert of rows in a Table ? |
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What is difference between TRUNCATE & DELETE ? |
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What is the Subquery ? |
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How to access the current value and next value from a sequence ? Is it possible to access the current value in a session before accessing next value ? |
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What is Referential Integrity ? |
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What is a join ? Explain the different types of joins ? |
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If a View on a single base table is manipulated will the changes be reflected on the base table ? |
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What are the Back ground processes in Oracle and what are they? |
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How many types of Sql Statements are there in Oracle? |
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What is a Transaction in Oracle |
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What are the Key Words Used in Oracle? |
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What are Procedure, functions and Packages ? |
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How many Integrity Rules are there and what are they? |
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What are the Various Master and Detail Relation ships? |
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What are the Various Block Coordination Properties |
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What are the OOPS concepts in Oracle? |
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What is the difference between candidate key, unique key and primary key? |
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