Redshift Coalesce: What you need to know to use it correctly

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Coalesce means to combine! Redshift Coalesce is a conditional expression which returns the first non-null value from multiple input values.  The beauty of coalesce is, there is no limit to the number of values you can input. It’s a complex sounding word, but one of the most helpful expressions in Redshift. The syntax for the coalesce […]