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Add field type for version strings #59773

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merged 41 commits into from
Sep 21, 2020
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This PR adds a new 'version' field type that allows indexing string values
representing software versions similar to the ones defined in the Semantic
Versioning definition (semver.org). The field behaves very similar to a
'keyword' field but allows efficient sorting and range queries that take into
accound the special ordering needed for version strings. For example, the main
version parts are sorted numerically (ie 2.0.0 < 11.0.0) whereas this wouldn't
be possible with 'keyword' fields today.

Valid version values are similar to the Semantic Versioning definition, with the
notable exception that in addition to the "main" version consiting of
major.minor.patch, we allow less or more than three numeric identifiers, i.e.
"1.2" or "1.4.6.123.12" are treated as valid too.

Relates to #48878

@cbuescher cbuescher added >enhancement :Search Foundations/Mapping Index mappings, including merging and defining field types v8.0.0 v7.10.0 labels Jul 17, 2020
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Pinging @elastic/es-search (:Search/Mapping)

This PR adds a new 'version' field type that allows indexing string values
representing software versions similar to the ones defined in the Semantic
Versioning definition (semver.org). The field behaves very similar to a
'keyword' field but allows efficient sorting and range queries that take into
accound the special ordering needed for version strings. For example, the main
version parts are sorted numerically (ie 2.0.0 < 11.0.0) whereas this wouldn't
be possible with 'keyword' fields today.

Valid version values are similar to the Semantic Versioning definition, with the
notable exception that in addition to the "main" version consiting of
major.minor.patch, we allow less or more than three numeric identifiers, i.e.
"1.2" or "1.4.6.123.12" are treated as valid too.

Relates to elastic#48878
@mayya-sharipova mayya-sharipova self-requested a review July 23, 2020 19:24
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@jtibshirani jtibshirani left a comment

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I was getting up to speed with the feature so I could help with reviews, and left some small comments. I haven't yet reviewed in detail though.

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@mayya-sharipova thanks, I hope I adressed your last comments in ce51484

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@cbuescher Thanks for all these iterations of addressing feedback and thanks for a great field type, this PR LGTM.

I have just left small comments

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The change looks good to me. I left one comment regarding the new script functions that I think should be discussed separately. I also wonder what family type this field should expose but that can also be decide in a follow up. So +1 to merge the current state since the main functionality we're after is there and consistent (accurate sort and range queries on Semver versions).

docs/reference/mapping/types/version.asciidoc Outdated Show resolved Hide resolved

@Override
public Query prefixQuery(String value, MultiTermQuery.RewriteMethod method, QueryShardContext context) {
if (context.allowExpensiveQueries() == false) {
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Can you remove the check please

@cbuescher cbuescher merged commit ea2dbd9 into elastic:master Sep 21, 2020
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@mayya-sharipova @jimczi thanks for the reviews, I will work on backporting and open issues for follow ups where needed.

cbuescher pushed a commit to cbuescher/elasticsearch that referenced this pull request Sep 21, 2020
This PR adds a new 'version' field type that allows indexing string values
representing software versions similar to the ones defined in the Semantic
Versioning definition (semver.org). The field behaves very similar to a
'keyword' field but allows efficient sorting and range queries that take into
accound the special ordering needed for version strings. For example, the main
version parts are sorted numerically (ie 2.0.0 < 11.0.0) whereas this wouldn't
be possible with 'keyword' fields today.

Valid version values are similar to the Semantic Versioning definition, with the
notable exception that in addition to the "main" version consiting of
major.minor.patch, we allow less or more than three numeric identifiers, i.e.
"1.2" or "1.4.6.123.12" are treated as valid too.

Relates to elastic#48878
cbuescher pushed a commit that referenced this pull request Sep 21, 2020
This PR adds a new 'version' field type that allows indexing string values
representing software versions similar to the ones defined in the Semantic
Versioning definition (semver.org). The field behaves very similar to a
'keyword' field but allows efficient sorting and range queries that take into
accound the special ordering needed for version strings. For example, the main
version parts are sorted numerically (ie 2.0.0 < 11.0.0) whereas this wouldn't
be possible with 'keyword' fields today.

Valid version values are similar to the Semantic Versioning definition, with the
notable exception that in addition to the "main" version consiting of
major.minor.patch, we allow less or more than three numeric identifiers, i.e.
"1.2" or "1.4.6.123.12" are treated as valid too.

Relates to #48878
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6 participants