lpad(str, len, pad) – Returns `str`, left-padded with `pad` to a length of `len`. If

lr_datagen(options string) – Generates a logistic regression dataset WITH dual AS (SELECT 1) SELECT lr_datagen(‘-n_examples

ltrim(str) – Removes the leading space characters from `str`. ltrim(trimStr, str) – Removes the leading

mae(double predicted, double actual) – Return a Mean Absolute Error Platforms: WhereOS, Spark, Hive Class:

logress(array features, float target [, constant string options]) – Returns a relation consists of Platforms:

lon2tilex(double lon, int zoom)::int – Returns the tile number of the given longitude and zoom