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[8.x] ESQL: Lazy collection copying during node transform (#124424)#124530

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elasticsearchmachine merged 1 commit intoelastic:8.xfrom
costin:backport/8.x/pr-124424
Mar 11, 2025
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[8.x] ESQL: Lazy collection copying during node transform (#124424)#124530
elasticsearchmachine merged 1 commit intoelastic:8.xfrom
costin:backport/8.x/pr-124424

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@costin costin commented Mar 10, 2025

Backports the following commits to 8.x:

* ESQL: Lazy collection copying during node transform

A set of optimization for tree traversal:
1. perform lazy copying during children transform
2. use long hashing to avoid object creation
3. perform type check first before collection checking

Relates elastic#124395
@costin costin added :Analytics/ES|QL AKA ESQL >bug auto-merge-without-approval Automatically merge pull request when CI checks pass (NB doesn't wait for reviews!) backport Team:Analytics Meta label for analytical engine team (ESQL/Aggs/Geo) labels Mar 10, 2025
@elasticsearchmachine elasticsearchmachine merged commit de853f4 into elastic:8.x Mar 11, 2025
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@costin costin deleted the backport/8.x/pr-124424 branch March 11, 2025 00:21
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:Analytics/ES|QL AKA ESQL auto-merge-without-approval Automatically merge pull request when CI checks pass (NB doesn't wait for reviews!) backport >bug Team:Analytics Meta label for analytical engine team (ESQL/Aggs/Geo) v8.19.0

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