amplify(const int xtimes, *) – amplify the input records x-times Platforms: WhereOS, Spark, Hive Class:

expr1 and expr2 – Logical AND. Platforms: WhereOS, Spark, Hive Class: org.apache.spark.sql.catalyst.expressions.And More functions can

add_bias(feature_vector in array) – Returns features with a bias in array Platforms: WhereOS, Spark, Hive

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,