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ESQL: Fix conversion of a Lucene wildcard pattern to a regexp #128750

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bpintea
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@bpintea bpintea commented Jun 2, 2025

This adds the reserved optional characters to the list that is escaped
during conversion. These characters are all enabled by the RegExp.ALL
flag in our use.

Closes #128676, closes #128677.

bpintea added 3 commits June 2, 2025 13:14
This adds the reserved optional characters to the list that is escaped
during conversion. These characters are all enabled by the RegExp.ALL
flag in our use.
@elasticsearchmachine elasticsearchmachine added the Team:Analytics Meta label for analytical engine team (ESQL/Aggs/Geo) label Jun 2, 2025
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Pinging @elastic/es-analytical-engine (Team:Analytics)

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Hi @bpintea, I've created a changelog YAML for you.

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While testing this I find it difficult to come up with a test that proves this functionality. Would you mind adding a single IT test for this, please?

Needed to trigger filter pushdown.
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bpintea commented Jun 3, 2025

Thanks Andrei and Nik!

@bpintea bpintea added the auto-merge-without-approval Automatically merge pull request when CI checks pass (NB doesn't wait for reviews!) label Jun 3, 2025
@elasticsearchmachine elasticsearchmachine merged commit 5eb54bf into elastic:main Jun 4, 2025
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@bpintea bpintea deleted the fix/luceneWildcardToRegExp branch June 4, 2025 07:28
bpintea added a commit to bpintea/elasticsearch that referenced this pull request Jun 4, 2025
…c#128750)

This adds the reserved optional characters to the list that is escaped
during conversion. These characters are all enabled by the `RegExp.ALL`
flag in our use.

Closes elastic#128676, closes elastic#128677.

(cherry picked from commit 5eb54bf)
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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!) >bug Team:Analytics Meta label for analytical engine team (ESQL/Aggs/Geo) v8.19.0 v9.1.0
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