Databases Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Oracle (3239)
SQL Server (4518)
MS Access (429)
MySQL (1402)

Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3312)
MongoDB (502)
IBM Informix (50)

Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)

Database Management (1391)
Databases AllOther (288)

Databases Interview Questions

Questions Answers Views Company eMail

How to define an anonymous procedure without variables?

560

How many data types are supported?

628

How to connect to the server with user account: sys?

572

How to define default values for formal parameters?

607

What are the restrictions on external table columns?

555

What privilege is needed for a user to insert rows to tables in another schema?

574

How to loop through data rows in the implicit cursor?

551

How to create additional tablespaces for an new database?

583

How many categories of data types?

582

Can you assign multiple query result rows to a variable?

562

How to use fetch statement in a loop?

572

Can dml statements be used in pl/sql?

589

Can variables be used in sql statements?

559

How to revise and re-run the last sql command?

658

How to process query result in pl/sql?

572

Un-Answered Questions { Databases }

What is mongodb atlas?

What's the information that can be stored inside a bit column?

555

What are the functions used to encrypt and decrypt the data present in mysql?

542

Why not phenix, the zelinka/otwinoski libraries, etc?

612

What are the different types of collation sensitivity?

567

Is record in oracle pl sql?

539

What problem one might face while writing log information to a data-base table in pl/sql?

567

How do I start microsoft access?

469

Why is there a performance difference between two similar queries where one uses union and the other uses union all?

520

What is data types in sql?

545

What is a heap table?

488

What is isnull() operator?

582

How does sql*loader handles newline characters in a record? : aql loader

594

What is SDL (Storage Definition Language)?

513

how many columns can be used for creating index? : Sql dba

528

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