a53fc9b7ae
### What changes were proposed in this pull request? https://github.com/apache/spark/pull/29604 supports the ANSI SQL NTH_VALUE. We should override the `prettyName` and `sql`. ### Why are the changes needed? Make the name of nth_value correct. To show the ignoreNulls parameter correctly. ### Does this PR introduce _any_ user-facing change? 'No'. ### How was this patch tested? Jenkins test. Closes #29886 from beliefer/improve-nth_value. Lead-authored-by: gengjiaan <gengjiaan@360.cn> Co-authored-by: beliefer <beliefer@163.com> Signed-off-by: HyukjinKwon <gurwls223@apache.org> |
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