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Oracle General Interview Questions
Questions Answers Views Company eMail

definition of cluster and non-clustered index?

CSS,

2479

how to get the index id?

Cognizant, TCS,

1 4900

Difference between join and a subquery?

Base Automation, NMDC,

8 42468

How to find no of saturdays in a month using single sql ?

 2 4758

How to create index-by table in oracle?

 3 5259

1) WIll all the user get the DEFAULT profile, if their current profile got deleted at any point of time? 2) What are the Situation we need to MOVE the TABLE between T.spaces? 3) What is the use of MOVING the TABLE between SCHEMA'S? 4) What are the Table Clause, Segment Clause and the Datafile Clause which will override each other? 5) Explain SORT_AREA_SIZE of Tempfile to make UNIFORM SIZE

 1589

1) What is ONE_SIZE_FITS_ALL approach? 2) Explain the Common & Variable Header of DATA FILE? 3) What are the Drawbacks to using OMF DB? and the Advantages? 4) List out the Advantages of Undo T.spaces over the Undo SEGMENT? 5) Difference between the Temporary tablespace with TEMPFILE and the Tablespace with TEMPORARY Keyword? 6) What are the situation extents are freeing for reuse.

TCS,

1615

What is Water Mark in Oracle?

Oracle,

7 20674

We need to compare two successive records of a table based on a field. For example, if the table is CUSTOMER, and the filed is Account_ID, To compare Account_IDs of record1 and record2 of CUSTOMER table, what can be the query ?

 3 4024

How to call a stored procedure inside a trigger? Give an example.

Exilant,

1 10849

How to call a trigger inside a stored procedure?Give an example.

 2 8026

Can we call a trigger inside a function and function inside a trigger? Give example.

Metric Stream,

1 13666

can we insert any row to dual table if i got the permission from DBA

HCL, Tesco,

5 15516

how to find the second highest salary in a given table????

 5 7005

what is data abstraction

Semantic Space,

3 5784

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Un-Answered Questions { Oracle General }

What is a procedure in oracle?

618

What is meant by joins?

623

What is open database communication (odbc) in oracle?

548

Give the advantages and disadvantages of clusters.

579

How to rename an index?

588




What is the order of defining local variables and sub procedures/functions?

602

Explain parameter file in oracle.

580

21. Using a set operator, display the client number of all clients who have ever placed an order and whose whose name does not contain the string Sm.

1622

How to convert characters to times in oracle?

598

What is an oracle table?

558

How to insert a record into a table?

642

What is meant by an index?

624

List out the types of joins.

595

How would you change old and new values in an insert, delete and update triggers?

545

How can we find out the duplicate values in an oracle table?

611

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