[8.17] Avoid dropping aggregate groupings in local plans (#129370)#130128
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elasticsearchmachine merged 1 commit intoelastic:8.17from Jun 26, 2025
Merged
[8.17] Avoid dropping aggregate groupings in local plans (#129370)#130128elasticsearchmachine merged 1 commit intoelastic:8.17from
elasticsearchmachine merged 1 commit intoelastic:8.17from
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…lastic#130060) The local plan optimizer should not change the layout, as it has already been agreed upon. However, CombineProjections can violate this when some grouping elements refer to the same attribute. This occurs when ReplaceFieldWithConstantOrNull replaces missing fields with the same reference for a given data type. Closes elastic#128054 Closes elastic#129811
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Backport
This will backport the following commits from
mainto8.17: