char(expr) – Returns the ASCII character having the binary equivalent to `expr`. If n is larger than 256 the result is equivalent to chr(n % 256)
Platforms: WhereOS, Spark, Hive
More functions can be added to WhereOS via Python or R bindings or as Java & Scala UDF (user-defined function), UDAF (user-defined aggregation function) and UDTF (user-defined table generating function) extensions. Custom libraries can be added on via Settings-page or installed from WhereOS Store.