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

Oracle (3259)
SQL Server (4518)
MS Access (429)
MySQL (1402)

Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)

Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)

Database Management (1411)
Databases AllOther (288)

Databases Interview Questions

Questions Answers Views Company eMail

What are the types of partitions in oracle?

1036

What is a partition in oracle?

1121

How can I see all tables in oracle?

1009

Is drop table faster than truncate?

990

How do I truncate a word?

1089

Can we create index on primary key?

966

Can you join a table to itself?

1130

Is primary key a clustered index?

967

How does a self join work?

1122

How do you explain an index number?

1106

Where is all the data on the internet stored?

1009

Is left join faster than inner join?

1123

How do you know if a relationship is 2nf?

944

How do you delete data from a table?

1036

How do I find duplicates in the same column?

1083

Un-Answered Questions { Databases }

How do I restore a mysql database?

1085

Is nosql faster than sql?

1023

How many columns can a postgres table have?

793

What is report rendering ?

157

How many sql ddl commands are supported by 'mysql'?

1134

Does mysql scale well?

892

How to create a simple query in ms access 2013?

800

Is sql better than excel?

1152

How do I save the results of sql query in a file?

977

Explain how to account for bank charges deducted from amount received against an invoice. : oracle accounts receivable

1293

Can mysql handle big data?

953

What is mysql and why it is used?

1084

What is the difference between the 2 operating modes of database mirroring? : sql server DBA

993

How can I see connections in mysql?

922

How can we make an if statement within a select statement?

1013

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