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 does postgresql compare to oracle/db2/ms sql server/informix?

1034

explain the delete statements in sql

1056

How do you get column names only for a table (sql server)?

1161

How many postgresql users are there, worldwide?

1061

Explain the insert into statements in sql?

1005

Explain the update statement in sql

990

Does postgresql run on the cloud?

1145

Lookups are a key component in sql server integration services (ssis). Explain its purpose?

1003

How to add, remove, modify users using sql?

1035

What is the most important ddl statements in sql are?

997

How many developers work on postgresql?

979

Explain the difference between 'between' & 'and' operators in sql

998

How to find the duplicate rows count from employees table in oracle?

1090

What does clipper stand for?

1002

Explain some of the uses of openedge architect features useful for a developer?

923

Un-Answered Questions { Databases }

Explain what are various ways to enhance the ssrs report?

1044

How to start the command-line sql*plus?

1053

What is the use of index in hive?

1007

How to start postgresql server in windows 10?

844

What are the different types of triggers in mysql?

963

What is delimiter sql?

999

What is time based sql injection?

958

Explain the oracle real application clusters architecture?

What is subquery explain with example?

1061

Explain what are the restrictions while creating batches in sql server?

1068

What is a null value in access?

890

what does the t-sql command ident_current does? : Transact sql

977

You need to remove the affected rows and dashes. How would you do that?

930

What are the types pl/sql code blocks?

1127

How you can add messages to the nt event log from within a stored procedure?

1068

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