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 do you stop an access query?

972

How do you use auto increment?

977

How does select query work?

994

How many columns can a table have?

981

How many primary keys can be there in a table?

1042

Is primary key auto increment?

992

What is a blob datatype?

912

What are different types of queries?

1004

What are queries used for?

1003

What are slow queries?

949

What are the 3 main types of search queries?

888

What are the 5 r's of managing behaviors?

1143

What are the advantages of a procedure?

969

What are the disadvantages of stored procedures?

1026

What are the steps involved in query processing?

946

Un-Answered Questions { Databases }

What are the differences between mysql vs sql server?

1138

Explain the different types of joins?

1046

How can you add and remove any column of a table?

994

How can we call stored procedures inside store procedures?

877

How to create view in stored procedure sql server?

1065

What is edb postgres?

855

What is pg pool?

896

Is oracle an open source?

1128

Create an append query?

844

How to convert a numeric expression from one data type to another?

1104

What is pct free/pct used/pct increase parameter in segment? What is growth factor?

605

What are the steps to take to improve performance of a poor performing query? : sql server database administration

1089

How many types of functions are there in sql?

1011

What is data types in ms access?

964

Will count(column) include columns with null values in its count?

1156

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