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Example:
'''COUNT("Product")''' - Returns number of occurrences (lines) of products
==== COUNT_DISTINCT function ====
Returns number of unique occurrences (lines) for column or value.
By now this functions works only at Datasource expressions
Syntax:
COUNT_DISTINCT(<expression>)
Example:
'''COUNT_DISTINCT("Product")''' - Returns number of unique (different) occurrences (lines) of products
==== IF ELSE function (If .... Otherwise ...) ==== <!--T:153-->