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

what is primary key? : Sql dba

1089

what is isam? : Sql dba

1073

what are the type of locks ? : Sql dba

1014

what is view? : Sql dba

1031

what is a control file ? : Sql dba

1099

what is the difference between undefined value and null value? : Sql dba

1159

explain the difference between bool, tinyint and bit. : Sql dba

1067

how mysql optimizes distinct? : Sql dba

1136

how many ways we can we find the current date using mysql? : Sql dba

1148

what are local and global variables and their differences? : Sql dba

1149

how to enter numeric values as hex numbers? : Sql dba

1115

what is datawarehouse? : Sql dba

1073

what happens if null values are involved in expressions? : Sql dba

1093

how many ways to get the current time? : Sql dba

1052

how to enter binary numbers in sql statements? : Sql dba

1021

Un-Answered Questions { Databases }

Explain the benefits of user-defined functions?

1129

how node connect with cpu?

2175

Which is faster truncate or drop?

1108

What is view? How can you create and drop view in mysql?

1011

Can you please explain the difference between function and stored procedure?

1060

In which language couchdb is written?

Is redis faster than mongodb?

What is Relational Calculus?

949

How to Check if table exists in sql server?

1198

What is difference sql and mysql?

1040

What is the advantage of mongodb?

Can you redefine a table online?

1173

What are the functions of database management system?

1030

What does postgresql do?

927

What is server name sql?

1216

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