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

How to create table with timestamp in postgres?

1 884

How to find table creation date in postgresql?

1 898

How does postgres store data?

1 881

What is blob in postgresql?

1 999

How to execute a function in postgresql?

1 994

How to insert data from one table to another in postgresql?

1 892

What kind of database is postgres?

1 878

Is postgresql scalable?

1 910

What does postgresql do?

1 935

What is a function in postgresql?

1 988

How do I rename a column in postgresql?

1 1007

How many indexes per table are allowed in postgresql?

1 928

Is postgresql a language?

1 902

How to check dependency of table in postgresql?

1 915

What is schema in postgresql?

1 953

Un-Answered Questions { Databases }

What is a scheduled job or what is a scheduled task?

1031

What is standby servers? Explain types of standby servers.

1070

Can delete statement be rollbacked?

1050

Can we shrink data file in sql server?

1123

What is the latest version of postgresql?

949

What are the risks of storing a hibernate-managed object in a cache? How do you overcome the problems?

1186

Are you familiar with user exits in reports?

What is the difference between upgrade and migration in sql server?

1175

How can we solve concurrency problems?

1120

What are the steps in creating a database?

1004

What are the kinds of subquery?

1099

How to connect php with different port numbers?

1177

What are wait types?

1238

Explain system functions or built-in functions? What are different types of system functions?

1057

What is the current version of postgresql?

1164

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