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 is a session in mysql?

987

What is unique key in mysql?

1000

What is difference between mysql and mysql workbench?

971

What is mysql used for?

972

What is a mysql server?

998

What is database migration in mysql?

1039

What is mysql_connect?

962

What is mysql sleep process?

1042

Which is faster mongodb or mysql?

915

What is identity in mysql?

1002

What is mysql protocol?

912

What is database engine in mysql?

954

What is pdo in php mysql?

957

What is mysql vs sql?

1002

What is data type for image in mysql?

879

Un-Answered Questions { Databases }

What is the default isolation level in sql server? : Transact sql

1047

What are the different types of sql server replication? : sql server replication

1297

How to replace the Query Result 'Null Value' with a text ?

1058

What does it mean to be in union?

949

How to create a new table in oracle?

1180

How to insert data into an existing table?

996

What is a constraint? Tell me about its various levels.

1188

What is the current pricing model of SQL Azure?

104

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.

2111

Is postgresql cloud based?

828

What are the important features of ms access?

912

1)How to check tablespace utilization? 2)what are the RMAN CLONING STEPS? 3)what is standby database? 4)what is difference between standalone database and target database? 5)How to backup the standalone database? 6)tell about the ubgrade steps? 7)How to apply the pathes?

2232

What are the new data types are introduced in sql 2000?

921

what is acid property in database? : Sql dba

1043

What is 2-tier architecture?

958

For More Un-Answered { Databases } Questions Click Here