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 access postgresql database from another machine?

1 839

What is catalog in postgresql?

1 995

Is postgresql a sql server?

1 1019

How to connect to postgres database using pgadmin?

1 985

How to open postgresql gui in ubuntu?

1 991

Can primary key be null postgres?

1 889

How to set up local postgres database?

1 925

How do I stop a postgresql console?

1 943

How to create local server in postgresql?

1 967

Is mysql faster than postgresql?

1 839

What is pgadmin in postgresql?

1 942

How to check if postgres is running?

1 971

How is data stored in postgresql?

1 912

How many rows can postgres handle?

1 914

How many columns can a postgres table have?

1 850

Un-Answered Questions { Databases }

How do I remove duplicates in two columns?

1177

How to start an oracle instance?

1095

What is acid mean in sql server?

1233

What is a concurrency problem in dbms?

1049

what is spatial nonclustered index

1054

what are the advantages of sql ? : Sql dba

1136

List out the different types of locks available in sql server?

1044

What are different types of constraints?

995

what are all the common sql function? : Sql dba

1125

What is current version of mysql?

1068

how many tables will create when we create table, what are they? : Sql dba

1139

1. What is Container? 2. Tell me about your project? 3. Which container you are used in your project? 4. What is Surrogate key? 5. How you are implemented it? 6. Difference between Server job and Parallel job? 7. What is your Target Database? 8. What is Source System? 9. Difference between Join and Lookup? 10. Are you maintaining historical data? What is the logic used to maintained to historical data? 11. Do you have documents for mapping?

1841

Have you created fact table and dimension tables?

703

What is the best sql course?

1042

If any stored procedure is encrypted, then can we see its definition in activity monitor?

1062

For More Un-Answered { Databases } Questions Click Here