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Platforms: WhereOS, Spark, Hive Class: brickhouse.udf.date.AddDaysUDF More functions can be added to WhereOS via Python

add_feature_index(ARRAY[DOUBLE]: dense feature vector) – Returns a feature vector with feature indices Platforms: WhereOS, Spark,

add_field_indices(array features) – Returns arrays of string that field indices (:)* are augmented Platforms: WhereOS,

acos(expr) – Returns the inverse cosine (a.k.a. arc cosine) of `expr`, as if computed by

abs(expr) – Returns the absolute value of the numeric value. Platforms: WhereOS, Spark, Hive Class:

Documentation of WhereOS SQL Functions