Huawei Exam H13-922 Topic 1 Question 70 Discussion

Actual exam question for Huawei's H13-922 exam

Question #: 70
Topic #: 1

[All H13-922 Questions]

Which of the following operators are high memory elimination operators?

AHashJoin operator

BSort operator

CAggregate operator

DStreamtha operator

Show Suggested Answer

Suggested Answer: A, D

by Ashanti at Jul 01, 2024, 05:42 PM

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Caprice

1 years ago

I heard the distribution column is chosen by throwing darts at a board. At least, that's how I passed the last exam.

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Karina

1 years ago

I'm just going to eeny-meeny-miny-moe this one. Distributions are like socks - they either fit or they don't.

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Jerrod

12 months ago

C) The filter condition of the query is name = 'wang five', so the name column should be used as the distribution column.

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Skye

1 years ago

B) Columns with fewer values are suitable as distribution columns, which can ensure that the data distribution is relatively concentrated.

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Alishia

1 years ago

A) Normally, the primary key of the table is selected as the distribution column.

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Jamie

1 years ago

C) The filter condition of the query is name = 'wang five', so the name column should be used as the distribution column.

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Kaycee

1 years ago

B) Columns with fewer values are suitable as distribution columns, which can ensure that the data distribution is relatively concentrated.

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Glory

1 years ago

A) Normally, the primary key of the table is selected as the distribution column.

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Arminda

1 years ago

I believe D is not a good choice, join conditions should not be used as distribution columns.

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Kate

1 years ago

A is the way to go. The primary key is the obvious choice for the distribution column.

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Emogene

1 years ago

I agree, it makes sense to use the primary key for distribution.

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Jesus

1 years ago

A) Normally, the primary key of the table is selected as the distribution column.

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Barney

1 years ago

I'm going with D. Join conditions are often used to distribute data, so that makes the most sense to me.

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Desmond

1 years ago

C seems like a logical choice since the query is filtering on the name column. That should be the distribution column.

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Nakisha

12 months ago

D) Join conditions in queries are more suitable as distribution columns.

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Dulce

1 years ago

C) The filter condition of the query is name = 'wang five', so the name column should be used as the distribution column.

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Skye

1 years ago

B) Columns with fewer values are suitable as distribution columns, which can ensure that the data distribution is relatively concentrated.

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Malcom

1 years ago

A) Normally, the primary key of the table is selected as the distribution column.

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Catalina

1 years ago

I'm not sure, but I think A could also be a valid option.

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Desmond

1 years ago

I agree with Lili, columns with fewer values are better for distribution.

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Shaun

1 years ago

I think B is the correct answer. Columns with fewer values will ensure a more even data distribution across the nodes.

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Lajuana

1 years ago

B) Columns with fewer values are suitable as distribution columns, which can ensure that the data distribution is relatively concentrated.

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Alesia

1 years ago

A) Normally, the primary key of the table is selected as the distribution column.

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Lili

1 years ago

I think the correct answer is B.

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