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## What changes were proposed in this pull request? This PR adds a new SQL function called ```map_zip_with```. It merges the two given maps into a single map by applying function to the pair of values with the same key. ## How was this patch tested? Added new tests into: - DataFrameFunctionsSuite.scala - HigherOrderFunctionsSuite.scala Closes #22017 from mn-mikke/SPARK-23938. Authored-by: Marek Novotny <mn.mikke@gmail.com> Signed-off-by: Takuya UESHIN <ueshin@databricks.com> |
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