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

Which is faster joins or subqueries?

997

Is left join inner or outer by default?

1029

Is left join same as inner join?

1146

Can we join two tables without common column?

1022

Can we use joins in subquery?

1173

Which join is like inner join?

1046

What is the difference between an inner join and an outer join?

1037

Which join is like an inner join?

1037

Can we use join in subquery?

1104

What does joining a thread mean?

1027

What is difference between joins and union?

1139

Does inner join return duplicate rows?

999

Is join same as left join?

1049

What is a natural join?

1084

What is full join?

962

Un-Answered Questions { Databases }

What is the use of mysqli_fetch_array?

1058

Do while loop in mysql procedure?

1080

What is a rank in sql?

971

Where is all the data on the internet stored?

1027

Hi, I want to know basic information about Oracle HRMS and the institutes in hyderabad or the best faculty as i want to make my career in it.And also want to know may a person from non technical background be able to do this course. Regards, Swetha

2532

What is a pragma statement?

1272

What is flag in sql?

1045

Which constraints we can use while creating database in sql?

1092

How do I view a trc file?

950

What is raw datatype in oracle?

1148

Does facebook still use mysql?

938

What parameters control copy latches?

606

What is view? Can we update view

1453

Why is sql better than hql?

1004

If the job running very slow what is the action you do

1899

For More Un-Answered { Databases } Questions Click Here