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

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Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3330)
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Database Management (1411)
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Databases Interview Questions

Questions Answers Views Company eMail

What is a group function explain with an example?

1008

What is table valued function and scalar valued functions?

1104

What is query and its types?

936

Why main is user defined function?

1027

Why do we partition data?

1054

What is difference between aggregate and analytic function?

948

What is the data type of time?

979

What is a partition key?

975

What are the advantages of partitioning?

1147

What is the partitioning method?

1035

Can coalesce return null?

1031

Does hive support indexing?

975

Does partitioning ssd reduce performance?

903

Does partitioning help performance?

953

Does partitioning improve performance?

991

Un-Answered Questions { Databases }

What are the types of variable use in pl sql?

1092

How to get a list of all tables with "sys.tables" view in ms sql server?

1048

What is difference between sid and service name in oracle?

973

How is rman better than user-managed backup recovery process?

What do you mean by acid?

1024

What are the steps for performance tuning.

1353

What is sharded database?

980

How to initialize variables with default values?

1263

What is considered a database?

1019

Explain what is sql*plus?

1164

What is the use of vacuum in postgresql?

898

Is left join faster than inner join?

1143

What language is used in mysql?

1004

How to select some columns from a table in oracle?

1113

Can we create table in function?

979

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