What is an oracle database table?

0 Answers  

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i have a question here... As of my knowledge, when we apply an index (b-tree)on a column, internally it arranges the data in b-tree format and do the fetching process correspondingly... and my quetion is... How a bit-map index arranges the data internally when applied on a column?IS it in b-tree format or whatelse?

0 Answers   Oracle,

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waht is the difference between primary key and super key?

9 Answers  

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What is indexing, and how does it improve performance?

1 Answers  

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What are the values that can be specified for OPTIMIZER_GOAL parameter of the ALTER SESSION Command ?

1 Answers  

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Two triggers one is before insert and other is after insert are firing on a table.If 10 times you insert in a table.Then how many times before trigger and how many types after trigger will fire in pl/sql.

1 Answers  

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If a parameter is used in a query without being previously defined, what diff. exist betw. report 2.0 and 2.5 when the query is applied ?

0 Answers   Oracle,

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How to delete a column in an existing table?

0 Answers  

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what is partitioning? Types of partitioning. explain? what is the new kind of partitioning type introduced in 9i?

0 Answers  

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What do you mean by a database transaction & what all tcl statements are available in oracle?

0 Answers  

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18. Display the clientno and total value for all orders placed by that client. Output the result in the following format: Client <clientno> has placed orders to the value of <total value>

2 Answers   Wipro,

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how to find out second largest value in the table

8 Answers  

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