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

Oracle (3253)
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

Explain, why is rdbms better than dbms?

1063

What do you mean by cardinality and its types?

992

What do you mean by e-r model & object-oriented model?

983

Explain the difference between primary and foreign key?

1148

Explain the different types of languages that are available in the dbms?

965

What is database management system(dbms)?

1035

What do you mean by starvation in dbms?

1283

What do you mean by deadlock dbms?

1170

Explain the components of rdbms?

1028

What are alternatives to mongodb?

Is mongodb better than mysql? Explain

What is sharding in mongodb? Explain

What is the difference between mysql and mongodb? Explain

How we can create an index in mongodb?

Is mongodb support acid transactions?

Un-Answered Questions { Databases }

What is foreign key in mysql?

1095

State the different extensions for stored procedures?

868

How do you backup a database?

1041

What is microsoft access used for in real life?

902

how can you connect from 10g user to 11g user??

2174

Differentiate between post-database commit and post-form commit?

1097

What does pragma mean?

1146

What is page-level compression?

1011

How do you delete a trigger?

1042

If you see the value for reloads is high in the estat library cache report is this a matter for concern?

677

What is the difference between for trigger and after trigger?

1175

What is string join?

1033

What is the order by used for?

1063

What is union, minus and interact commands?

1377

How each E-R model constructs can be mapped to the relational model?

1058

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