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This document file is generated for functions_set.yaml

Scalar Functions


index_in(x, y, option:nan_equality): -> return_type
0. index_in(T, List<T>, option:nan_equality): -> int64?

*Checks the membership of a value in a list of values Returns the first 0-based index value of some input T if T is equal to any element in List<T>. Returns NULL if not found. If T is NULL, returns NULL. If T is NaN: - Returns 0-based index of NaN in List<T> (default) - Returns NULL (if NAN_IS_NOT_NAN is specified) *

  • nan_equality ['NAN_IS_NAN', 'NAN_IS_NOT_NAN']