Oracle General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Oracle General Interview Questions

Questions Answers Views Company eMail

definition of cluster and non-clustered index?

CSS,

3035

how to get the index id?

Cognizant, TCS,

1 5655

Difference between join and a subquery?

Base Automation, NMDC,

8 45123

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

2 5708

How to create index-by table in oracle?

3 6594

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

1974

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,

2097

What is Water Mark in Oracle?

Oracle,

7 22835

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 5251

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

Exilant,

1 11876

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

2 8959

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

Metric Stream,

1 14524

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

HCL, Tesco,

5 17296

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

5 8722

what is data abstraction

Semantic Space,

3 7095

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Un-Answered Questions { Oracle General }

what is the use of triggers in Java program? I mean where do we use triggers in Java programming?

2189

What is index-organized table in Oracle?

1072

How to get a create statement for an existing table?

975

What do you understand by a database object?

1073

How to view existing locks on the database?

1057

What are the different types of database objects?

1068

How to write a query with a right outer join in oracle?

1170

How can you tell how much space is left on a given file system and how much space each of the file systems subdirectories take-up?

2830

How to rename an index?

1076

How to use fetch statement in a loop?

1024

Please explain compound trigger in oracle?

1066

How to convert character types to numeric types?

1139

How to load a large xml file?

1059

How to create a stored program unit?

1234

Explain an integrity constrains?

1154

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