what are the difference between clustered and a non-clustered index? : Sql dba

0 Answers  

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1. how to use the check option constraints in sql query..? 2.how to add data in a complex query ? 3.is it possible to use commit or rollback or savepoint in triggers...if not why please explain with examples...? 4.what is the difference between meterialized view and normal view..how to create materialized view and how to use it..? 5.what is varray...? what is the advantage of the varray ? please expalin with a simpel example..i want to load into a table (student no and name and his marks..) please give example.. 6.what are the bulk bind exceptions...how to use bulk bind and how to use bulk collect..please explain with example... 7.what is for update of and where current of ...? 8 what is the use of nowait ? 9.please give an example for nocopy in a simple plsql query 10.create an index in a table...tellme how to use the index in a where clause to do performance tunning...

3 Answers   Satyam,

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How will you make performance better for application including front end and back

2 Answers   Metric Stream,

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what is transaction? : Sql dba

0 Answers  

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A table was given with 3 columns like Manager id,Manager Name and Employee name. Question was to create hierarchy.

2 Answers   TCS,

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What is the difference between sql and mysql?

0 Answers  

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Explain what is sql?

0 Answers  

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how to implement one-to-one, one-to-many and many-to-many relationships while designing tables? : Sql dba

0 Answers  

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What are different types of sql commands?

0 Answers  

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What schema means?

0 Answers  

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What is Histogram?

0 Answers   NIIT,

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what are pl/sql collections?

4 Answers   JPMorgan Chase, Oracle,

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