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Etl is not difficult. Why is the salary so high?

Etl is not difficult, and the reasons for high salary are as follows:

1 is in great demand, because data processing and management have become the core business of modern enterprises, and etl engineers are in great demand.

2. It is technically difficult, and etl needs to master a variety of skills, including data warehouse design, sql programming and the use of etl tools.

3. Market competition. The market competition of etl engineers is fierce. Many enterprises need to recruit such technical talents, but the number of etl engineers is relatively small.