[ https://issues.apache.org/jira/browse/ARROW-9431?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17351905#comment-17351905 ]
Niranda Perera commented on ARROW-9431: --------------------------------------- [~apitrou] my idea was something like this. {code:java} def replace_by_index(to_replace: Array, arr1: Array, arr2: Array) -> Array: out = arr1 # copy array for i in to_replace: out[i] = arr2[i] return out {code} > [C++/Python] Kernel for SetItem(IntegerArray, values) > ----------------------------------------------------- > > Key: ARROW-9431 > URL: https://issues.apache.org/jira/browse/ARROW-9431 > Project: Apache Arrow > Issue Type: New Feature > Components: C++, Python > Affects Versions: 2.0.0 > Reporter: Uwe Korn > Priority: Major > > We should have a kernel that allows overriding the values of an array using > an integer array as the indexer and a scalar or array of equal length as the > values. -- This message was sent by Atlassian Jira (v8.3.4#803005)