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 many primary keys are possible in a table?

935

What are the parts of a function?

956

Is a primary key unique?

1001

Can primary key be a foreign key?

1070

What are key constraints?

985

How do I make an action query?

949

How do I rename a procedure?

890

How do stored procedures work?

1069

How do you create a primary key?

1019

How do you create a schema?

965

How do you flush privileges?

985

How do you insert a table?

942

How do you name a table?

907

How do you rename a table?

1007

How do you select a table?

968

Un-Answered Questions { Databases }

What is a mysql server?

995

What is the maximum number of columns in sql table?

1182

Explain few examples of RDBMS?

1054

How to invoke the data pump import utility?

1184

Can we commit inside a function in oracle?

981

What is structural independence and why is it important?

1044

What is the use of vacuum in postgresql?

896

How to create a table in a specific tablespace?

988

If you have an example table, what is the best way to get sizing data for the production table implementation?

562

How to create a table index in mysql?

974

Are you doing the updates from within a cursor?

1131

How to save query output to a local file?

1044

How do I view a procedure in sql?

983

What happens if null values are involved in string operations?

1005

What is cursor in mysql?

910

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