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find_in_set(str, str_array) – Returns the index (1-based) of the given string (`str`) in the comma-delimited list (`str_array`). Returns 0, if the string was not found or if the given string (`str`) contains a comma.
Platforms: WhereOS, Spark, Hive
Class: org.apache.spark.sql.catalyst.expressions.FindInSet

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.

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