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

Does a primary key have to be a number?

976

How do I turn a list into a table?

975

How do you create a db file?

1028

Is a foreign key always unique?

956

Is a secondary key the same as a foreign key?

1059

Is foreign key mandatory?

1020

Is it mandatory for the primary key to be given a value when a new record is inserted?

1214

What are records give examples?

1024

What are field types?

1018

What are reports usually used for?

1045

What are secondary keys?

987

What are the disadvantages of file system?

1287

What are the two characteristics of a primary key?

1004

What are the two parts of design view?

1029

What are the types of records?

1005

Un-Answered Questions { Databases }

Write a trigger example in oracle?

1076

How to determine the size of an index?

What is table normalization?

951

How do I spool to a csv formatted file using sqlplus?

1050

Do you know what are acid properties of transaction?

975

What are the informix isolation levels?

152

Please explain compound trigger in oracle?

1073

How do I install microsoft access 2010?

952

Is candidate a key?

964

What is trigger explain with example?

1050

How to get a list of all background sessions in the database?

1008

How to select all records from the table?

1156

What are different types of data sources?

1036

What's the difference between microsoft access and excel?

994

Does varchar need length?

1008

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