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Databases AllOther Interview Questions
Questions Answers Views Company eMail

How many indexes can be created on a table?

Abacus,

624

How many types of locks are present in a database?

Abacus,

617

What are the types of indexes that are present inside a database?

Abacus,

650

What is difference between clustered, non-clustered and unique index?

Abacus,

617

What is the use of default key?

Abacus,

639

What will happen non-clustered index will be created on clustered index?

Abacus,

619

How many types of normalization? What is the use of it?

Accenture,

628

What are different types of data models available? Explain with example?

Accenture,

673

What does new grouping sets enables you to do?

ADITI,

606

What is the advantage of varchar2 over char?

ADITI,

802

Why merge statement is used inside the database?

ADITI,

647

How heap is implemented in database?

Amazon,

650

What are different types of joins used in?

Amazon,

638

What are the concurrency problems a database faces?

Amazon,

573

What does currency type mean in database?

Amazon,

730

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Un-Answered Questions { Databases AllOther }

How to shrink a database?

551

Explain the record term used in database.

670

How many types of normalization? What is the use of it?

628

Is data lake a database?

574

What are database connection details?

653




List the properties of a transaction.

646

Explain normalization in one line?

645

List various types of log-based recovery in DBMS.

577

What is a Database?

600

How do you pass parameter in stored procedure?

736

can i use the commands "modify" and Change in DB2 to alter my column datatype and its name in a table?

1681

First input columns brand, mt, re values are ov, 1,re vg, 2,re wu ,3,re. Second input columns are brand, mt, cx their records are ov,4,vg ,5,cx Wu, 6,cx and third input columns brand, mt, rt values are ov,7,rt vg, 8,rt wu, 9,rt but my output is brand, re, cx,rt values are ov, 1,4,7 vg, 2,5,8 wu, 3,6,9

1314

How to produce such kind of file?

642

What is a trace file?

647

What is relational database with example?

552

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