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<title>ydb/yql/essentials/core/minsketch, branch main</title>
<subtitle>Mirror of YDB github repos</subtitle>
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<updated>2026-04-16T17:22:49Z</updated>
<entry>
<title>Functions needed for optimizer and range predicates in EWH and CMS</title>
<updated>2026-04-16T17:22:49Z</updated>
<author>
<name>yizenov</name>
<email>yizenov@yandex-team.com</email>
</author>
<published>2026-04-16T16:18:38Z</published>
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<id>urn:sha1:ad0969b6cc4f8d410faafb2755e378515e820785</id>
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* Added new functions, in EWH and CMS, needed for optimizer's cardinality estimation logic.

* Added new functions needed for range predicates in equi-width histogram.
commit_hash:bf5522da92ae356b3f424debda4d6a5b9aff4114
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</entry>
<entry>
<title>Upgrading EWH estimator functions</title>
<updated>2026-04-14T16:31:51Z</updated>
<author>
<name>yizenov</name>
<email>yizenov@yandex-team.com</email>
</author>
<published>2026-04-14T16:08:18Z</published>
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<id>urn:sha1:1f97e7b2ac92c32052bf5aa1a283535bc8a0a490</id>
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Improved estimating functions of equi-width histograms.

Also, made StaticSize function public which is necessary to be used in building statistics.
commit_hash:346729e9c7ba8717e0ba5559d69889947edf782e
</content>
</entry>
<entry>
<title>YQL-20095: Enable modernize-deprecated-headers</title>
<updated>2026-02-18T07:12:42Z</updated>
<author>
<name>vitya-smirnov</name>
<email>vitya-smirnov@yandex-team.com</email>
</author>
<published>2026-02-18T06:38:32Z</published>
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commit_hash:83ce051ac7e1aa8ea634b2bc3812778187ccbcce
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<entry>
<title>YQL-20086 invert flag</title>
<updated>2025-10-10T14:08:12Z</updated>
<author>
<name>vvvv</name>
<email>vvvv@yandex-team.com</email>
</author>
<published>2025-10-10T13:31:33Z</published>
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commit_hash:a6b640bc576263b62884a0b4187ba79c893e13d9
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<entry>
<title>YQL-20086 core (part1)</title>
<updated>2025-10-08T15:42:53Z</updated>
<author>
<name>vvvv</name>
<email>vvvv@yandex-team.com</email>
</author>
<published>2025-10-08T15:21:43Z</published>
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commit_hash:12dbda4defcaef8dd708a69552fc19eba832ce2f
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<entry>
<title>YQL-20086 core</title>
<updated>2025-06-18T10:38:30Z</updated>
<author>
<name>vvvv</name>
<email>vvvv@yandex-team.com</email>
</author>
<published>2025-06-18T08:37:13Z</published>
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commit_hash:af5d81d51befa5cee331fbed69e7e5db2014a260
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<entry>
<title>Add equal width histogram.</title>
<updated>2025-03-31T12:58:39Z</updated>
<author>
<name>deniskhalikov</name>
<email>deniskhalikov@yandex-team.com</email>
</author>
<published>2025-03-31T12:42:14Z</published>
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<id>urn:sha1:06c199b566aca570faf8661b96ea873a229f923a</id>
<content type='text'>
This patch add equal width histogram
for use in assessing predicate selectivity for CBO.
commit_hash:8d2d3a7f89fb9b2261af1b6ba201e8d2a8b098b7
</content>
</entry>
<entry>
<title>Add direct includes in yql</title>
<updated>2025-01-12T15:27:38Z</updated>
<author>
<name>mikhnenko</name>
<email>mikhnenko@yandex-team.com</email>
</author>
<published>2025-01-12T15:04:31Z</published>
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commit_hash:fea91617ec8dca2a32ca3abb002f6a52fea14dd7
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</entry>
<entry>
<title>Moved other yql/essentials libs YQL-19206</title>
<updated>2024-11-07T10:49:47Z</updated>
<author>
<name>vvvv</name>
<email>vvvv@yandex-team.com</email>
</author>
<published>2024-11-07T09:29:36Z</published>
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<id>urn:sha1:d4c258e9431675bab6745c8638df6e3dfd4dca6b</id>
<content type='text'>
init
commit_hash:7d4c435602078407bbf20dd3c32f9c90d2bbcbc0
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