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Why was the LEFT JOIN operation used with the well_pollution table in the queries? To only include matched records from both tables. To exclude any
Why was the LEFT JOIN operation used with the well_pollution table in the queries? To only include matched records from both tables. To exclude any unmatched records from visits. To include all records from visits and only matching well records from well_pollution. To prioritise records from well_pollution
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Fraud Data Analytics Methodology
Authors: Leonard W Vona
1st Edition
111918679X, 9781119186793
