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lcase(str) – Returns `str` with all characters changed to lowercase. Platforms: WhereOS, Spark, Hive Class:

lda_predict(string word, float value, int label, float lambda[, const string options]) – Returns a list

last_element(x) – Return the last element in an array SELECT last_element(array(‘a’,’b’,’c’)); c Platforms: WhereOS, Spark,

last_index(x) – Last value in an array Platforms: WhereOS, Spark, Hive Class: brickhouse.udf.collect.LastIndexUDF More functions

last_value(expr[, isIgnoreNull]) – Returns the last value of `expr` for a group of rows. If

last(expr[, isIgnoreNull]) – Returns the last value of `expr` for a group of rows. If