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prisoha [69]
3 years ago
13

Give three reasons why you think ETL functions are mostchallenging in data warehouse environment.

Computers and Technology
1 answer:
adell [148]3 years ago
5 0

Answer:

Because of the nature of the source systems ETL functions are challenging.Reasons are as following:-

1. There are various source systems are very  and contrasting.

2. There is usually a requirement to deal with source systems on different platforms or Operating Systems.

3. Quality of data is uncertain in many old source systems that have developed gradually over time.

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Related Questions (More Answers Below)
5 0
4 years ago
What does server manager utility do
zhenek [66]

Answer: is a tools to view and manage sever.

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To embed a Flash file, you must specify a location for the embedded video clip with the ____ parameter and a size for the clip u
nasty-shy [4]

Answer:

The correct option is b) embed

Explanation:

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4 0
3 years ago
Write in general about ergonomic injuries and also mention the symptoms that computer users exhibit when they experience these s
Tema [17]

Ergonomic injuries are caused by ergonomic risk factors like awkward or sustained postures, strain, contact pressure, exposure to vibration and exposure to heat or cold. Over time, a combination of these factors may lead to injury, pain, and disability. Ergonomic injuries which can directly or indirectly be related to work environment can affect the nerves, tissues, muscles, tendons, and joints. For instance, on average, an employee may spend about 6-8 hours on the computer.

<span>The symptoms that computer users may exhibit when they experience these musculoskeletal disorders include pain in the shoulders, upper or lower back and the neck. Others include discomfort when making certain movements, loss of coordination, general feeling of cramping, weakness of muscle function, and a sharp burning stabbing  pain in the wrists.</span>
3 0
3 years ago
Read 2 more answers
18. When you turn off the power to a computer and unplug it at night, it loses the date, and you must reenter it each morning. W
Tema [17]

Answer:

If this is a Mac, it's a common problem and there isn't anything to fix it because it's just like that. I reccomend unplugging the computer and NOT signing off. Because of that, that may be why it is the problem for you. I do not know about Windows Computers, but this is some info that applies with all computers.

Explanation:

7 0
4 years ago
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