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Redshift - Post Test

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Redshift Knowledge Check

Test your knowledge of Amazon Redshift with our comprehensive quiz! This quiz contains 11 questions that cover essential concepts and best practices in Redshift.

Challenge yourself and see how well you understand:

Data constraints
Distribution styles
Query performance
Caching mechanisms

11 Questions3 MinutesCreated by ConnectingData202

Please select the constraints that are enforced in redshift.

Unique

Not Null

Primary Key

Foreign Key

What type of column in Redshift is not recommended to be compressed ?

NULL-able column

Distkey columns

Sortkey column

Unique key column

What is the default distribution style in Redshift

AUTO

EVEN

ALL

KEY

What operation has to be performed to re-sort table data in redshift?

Indexing

Re-sort

Vaccum

Mergesort

How many copies of the redshift data are replicated by AWS for fault tolerance?

Which Caching in Redshift cannot be disabled.

Result Set Cache

Query Compilation Cache

Which schema in Redshift permits full access to all users by default

Public

Dev

Sys

Dbo

COPY inserts values into the target table's columns in the same order as the columns occur in the columnar data files.

True

False

What command is used in Redshift to get the query execution plan ?

Describe

Analyse

Explain

Detail

What can be defined in materialized views ?

Diststyle & Sortkey

Diststyle, Sortkey & Encoding

Diststyle, Sortkey & Compression

Diststyle, Sortkey, Compression & Encoding

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