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 are different types of sql commands?

1203

What is meant by <> in sql?

1026

Is sql similar to python?

1042

What is difference between sql and oracle?

1192

What is pragma in pl sql?

1184

What is sql trigger example?

1115

What is trigger types in sql?

1043

What is trigger in sql and its types?

1113

What is using in sql?

1141

Why sql query is slow?

1044

Is sqlite free?

1024

What is pragma in sql?

1127

How many indexes can be created on a table in sql?

1114

How subquery works in sql?

1128

What is rowid in sql?

1054

Un-Answered Questions { Databases }

Which is better varchar or nvarchar?

1050

What is number function in sql?

1018

How do I modify a table in postgresql?

934

What is the difference between insensitive and scroll cursor?

1241

How do you open a cluster administrator?

1096

What is scd (slowly changing dimension)? : sql server analysis services, ssas

1052

What is the advantage of using rman?

764

What is limit in mysql?

916

Explain various On-Delete options in a DB table. Which is the default option?

1532

How to use values from other tables in update statements using oracle?

1128

Users get the following error: ora-00055 maximum number of dml locks exceeded? What is the problem and how do you fix it?

563

What is the purpose of foreign key constraints?

931

Explain what are various ways to enhance the ssrs report?

1097

What are the components of sql server service broker?

1062

Explain a checkpoint?

1087

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