assert_true(expr) – Throws an exception if `expr` is not true. Platforms: WhereOS, Spark, Hive Class:

arrays_overlap(a1, a2) – Returns true if a1 contains at least a non-null element present also

arrays_zip(a1, a2, …) – Returns a merged array of structs in which the N-th struct

ascii(str) – Returns the numeric value of the first character of `str`. Platforms: WhereOS, Spark,

asin(expr) – Returns the inverse sine (a.k.a. arc sine) the arc sin of `expr`, as

array_sort(array) – Sorts the input array in ascending order. The elements of the input array