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### What changes were proposed in this pull request? A minor PR that adds a couple of usage examples for ArrayFilter and ArrayExists that shows how to deal with NULL data. ### Why are the changes needed? Enhances the examples that shows how to filter out null values from an array and also to test if null value exists in an array. ### Does this PR introduce any user-facing change? No. ### How was this patch tested? Tested manually. Closes #28890 from dilipbiswal/array_func_description. Authored-by: Dilip Biswal <dkbiswal@gmail.com> Signed-off-by: HyukjinKwon <gurwls223@apache.org> |
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