A filter is limited to extracting data from a single table. a. True b. False

1 answer:

3 0

It is true that a filter is limited to extracting data from a single table.

Extraction is the operation of copying data from a database into a file or onto a network connection. This is the first step of the ETT process: data must be extracted from the source system(s) so that this data may be subsequently transformed and loaded into the data warehouse.

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