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

What is implicit mode in sql server?

1119

What is Extended user-defined?

984

what is hash nonclustered index

987

Find columns used in stored procedure?

1004

How to rebuild the master database?

1090

Why the trigger fires multiple times in single login?

1226

How to optimize stored procedure optimization?

910

What is use of except clause?

1105

What is an execution plan? When would you use it?

994

What are “lock” hints?

1072

Explain ranking functions?

1070

How many clustered indexes there can be on table ?

1052

What is user-defined multi-statement table-valued function?

1084

Why de-normalization required?

1024

What is co-related sub query?

1042

Un-Answered Questions { Databases }

How to pad with leading zeros an int or smallint in sybase?

874

Explain what is table in a database?

1071

What is the difference between nested table and varray?

1021

Which is the best free database software?

948

What are the dis_advantages of stored procedures, triggers, indexes?

2243

Can we insert data into view sql server?

948

How many types of relationships are there in ms access?

858

How would concatenate strings in mysql?

1052

What is default constraint in ms sql server?

1051

How exceptions can be handled in sql server programming?

1025

Any attempt to navigate programmatically to disabled form in a call_form stack is allowed?

1113

What is the difference between formal parameters and actual parameters?

1107

Explain difference between control flow and data flow?

982

What is query execution plan in sql?

1208

What is sql constant?

1046

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