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

What is the query and subquery?

1124

What is the template in sql?

1033

What is apply operator in sql?

1047

Do you have any idea about the tcl commands?

1018

What is normalization according to you and explain its different levels?

998

Do you know the different ddl commands in sql?

1109

What are different types of database indexes?

1175

How to compare the top two records using sql?

1416

Why is the use of dbms recommended? Explain by listing some of its major advantages.

1755

What is the purpose of normalization in dbms?

1227

What are the different type of relationships in the dbms?

925

What is 3nf in the dbms?

961

What is 1nf in the dbms?

1128

What integrity rules exist in the dbms?

1079

What is the use of drop command and what are the differences between drop, truncate and delete commands?

1151

Un-Answered Questions { Databases }

Is it possible in sql table to have more than one foreign key?

1096

What is a transact-sql statement batch in ms sql server?

1076

Why mongodb is so popular?

Can function return multiple values in sql?

1101

How to get execution statistics reports on query statements?

1156

Where mongodb data is stored?

How to set a database state to offline in ms sql server?

1109

Which profile required to access ODI Console?

646

Which sql server table is used to hold the stored procedure script?

1008

What causes mysql too many connections?

1037

What are sql injection vulnerabilities?

1029

What is a behavioral trigger?

1027

What is variable and how many types of variable?

639

Give one method for transferring a table from one schema to another?

638

What is difference between database and dbms?

1063

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