PHQ, a graphics firm, decides to filter its employees according to their dates of joining. Which of the following steps in the extract-transform-load (ETL) process should be taken by the firm to accomplish thetask?
a. Extract
b. Autorun
c. Load
d. Transform

The Extract step in the Extract-Transform-Load (ETL) process should be taken by the firm to accomplish the task.

Explanation:

The Term ETL (Extract,Transport,Load) represents the three database functions that are used to retrieve data from one database and place it in other database.

The Extract function refers to the process of reading data from a database and retrieve the data from the multiple sources

For example, the extract function  may be designed to pull only a certain subset of orders  from the Orders database(i.e Only those orders which where shipped after a certain date)

Extract  in the extract-transform-load (ETL) process should be taken by the firm to accomplish the task.

Option A.

Explanation:

The extract step in a extract transform load (ETL) process is intended to get to the different wellsprings of information and pull from each source the information wanted to refresh an information stockroom.

For instance, the concentrate procedure might be intended to pull just a specific subset of requests from the Orders database, for example, just those requests dispatched after a specific date.

answer:

(b)

explanation:

answer:

Explanation:

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