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

How to open a cursor variable?

985

What happens to indexes if you drop a table?

1117

How to test null values?

1052

How to define a data source name (dsn) in odbc manager?

977

How to do a full database export?

1055

How to bring a tablespace online?

1012

Can group functions be mixed with non-group selection fields?

972

What is the relation of a user account and a schema?

1070

How many file formats are supported to export data?

1149

Why cursor variables are easier to use than cursors?

1029

How to insert a record into a table?

1029

How to define a variable to match a table column data type?

943

How to invoke the original export import utilities?

992

What is the difference between formal parameters and actual parameters?

1017

How to view the dropped tables in your recycle bin?

1 1406

Un-Answered Questions { Databases }

What are tables and fields?

984

Define the select into statement.

1001

Explain the types of joins in sql?

973

How do you edit data in pgadmin?

781

When was mongodb founded?

Explain armstrong rules? How they are complete and/or sound?

849

Why mysql is so popular?

918

What are the three tiers in a 3 tier architecture?

731

What is the index key?

880

What is a fan-out query in SQL Azure?

121

How to use distinct and count in sql query? Explain

973

Which was the neo4j first version and when was it released?

What is the difference between functions and stored procedures?

1105

How do I start pgadmin?

713

What are the types of sql commands?

1034

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