Skip to content
Navigation Menu
Sign in
Appearance settings
Platform
AI CODE CREATION
GitHub Copilot
Write better code with AI
GitHub Copilot app
Direct agents from issue to merge
MCP Registry
Integrate external tools
DEVELOPER WORKFLOWS
Actions
Automate any workflow
Codespaces
Instant dev environments
Issues
Plan and track work
Code Review
Manage code changes
Code Quality
Enforce quality at merge
APPLICATION SECURITY
GitHub Advanced Security
Find and fix vulnerabilities
Code security
Secure your code as you build
Secret protection
Stop leaks before they start
EXPLORE
Why GitHub
Documentation
Blog
Changelog
Marketplace
View all features
Solutions
BY COMPANY SIZE
Enterprises
Small and medium teams
Startups
Nonprofits
BY USE CASE
App Modernization
DevSecOps
DevOps
CI/CD
View all use cases
BY INDUSTRY
Healthcare
Financial services
Manufacturing
Government
View all industries
View all solutions
Resources
EXPLORE BY TOPIC
AI
Software Development
DevOps
Security
View all topics
EXPLORE BY TYPE
Customer stories
Events & webinars
Ebooks & reports
Business insights
GitHub Skills
SUPPORT & SERVICES
Documentation
Customer support
Community forum
Trust center
Partners
View all resources
Open Source
COMMUNITY
GitHub Sponsors
Fund open source developers
PROGRAMS
Security Lab
Maintainer Community
GitHub Stars
Archive Program
REPOSITORIES
Topics
Trending
Collections
Enterprise
ENTERPRISE SOLUTIONS
Enterprise platform
AI-powered developer platform
AVAILABLE ADD-ONS
GitHub Advanced Security
Enterprise-grade security features
Copilot for Business
Enterprise-grade AI features
Premium Support
Enterprise-grade 24/7 support
Pricing
Search
/
Sign in
Sign up
Appearance settings
You signed in with another tab or window.
Reload
to refresh your session.
You signed out in another tab or window.
Reload
to refresh your session.
You switched accounts on another tab or window.
Reload
to refresh your session.
Dismiss alert
{{ message }}
Uh oh!
There was an error while loading.
Please reload this page
.
ClickHouse
/
ClickHouse
Public
Notifications
You must be signed in to change notification settings
Fork
9k
Star
49.9k
Code
Issues
5k+
Pull requests
2.4k
Discussions
Actions
Projects
Wiki
Security and quality
7
Insights
Additional navigation options
Code
Issues
Pull requests
Discussions
Actions
Projects
Wiki
Security and quality
Insights
Commits
Breadcrumbs
History for
ClickHouse
src
DataTypes
DataTypeVariant.cpp
on
master
User selector
All users
Datepicker
All time
Commit history
Commits on Aug 21, 2026
Docs: migrate legacy admonitions to Mintlify components
Show description for c8111d0
dhtclk
committed
c8111d0
View commit details
Copy full SHA for c8111d0
View code at this point
Browse repository at this point
Commits on Jul 11, 2026
Add MultiPoint data type with full function support
davidmenggx
committed
c8648c2
View commit details
Copy full SHA for c8648c2
View code at this point
Browse repository at this point
Commits on Jun 29, 2026
Merge remote-tracking branch 'origin/master' into docs-fix-embedded-doc-examples
Show description for 135212a
alexey-milovidov
committed
135212a
View commit details
Copy full SHA for 135212a
View code at this point
Browse repository at this point
Commits on Jun 25, 2026
Address PR review comments on embedded doc examples
Show description for facdf54
alexey-milovidov
and
claude
committed
facdf54
View commit details
Copy full SHA for facdf54
View code at this point
Browse repository at this point
Make SQL examples in embedded documentation runnable
Show description for 4a32e8b
alexey-milovidov
and
claude
committed
4a32e8b
View commit details
Copy full SHA for 4a32e8b
View code at this point
Browse repository at this point
Commits on Jun 24, 2026
Fix code blocks mis-annotated as SQL in the embedded documentation
Show description for 340dd10
alexey-milovidov
and
claude
committed
340dd10
View commit details
Copy full SHA for 340dd10
View code at this point
Browse repository at this point
Commits on Jun 5, 2026
Fix stray closing Markdown fence inside SQL example lines
Show description for 3544ff3
alexey-milovidov
and
claude
committed
3544ff3
View commit details
Copy full SHA for 3544ff3
View code at this point
Browse repository at this point
Commits on Jun 2, 2026
Fix Style check and embedded-doc accuracy in data type documentation
Show description for c5c43d3
alexey-milovidov
and
claude
committed
c5c43d3
View commit details
Copy full SHA for c5c43d3
View code at this point
Browse repository at this point
Commits on Jun 1, 2026
Fix Style check in embedded data type documentation
Show description for 9437b2d
alexey-milovidov
and
claude
committed
9437b2d
View commit details
Copy full SHA for 9437b2d
View code at this point
Browse repository at this point
Commits on May 31, 2026
Add embedded documentation for data types
Show description for a333412
alexey-milovidov
and
claude
committed
a333412
View commit details
Copy full SHA for a333412
View code at this point
Browse repository at this point
Commits on Mar 23, 2026
Merge branch 'master' of github.com:ClickHouse/ClickHouse into buckets-in-map-2
Avogar
committed
3a367eb
View commit details
Copy full SHA for 3a367eb
View code at this point
Browse repository at this point
Commits on Mar 17, 2026
Address review comments
Avogar
committed
b71cce8
View commit details
Copy full SHA for b71cce8
View code at this point
Browse repository at this point
Commits on Mar 11, 2026
Fix failing tests, refactor initialization of streams and substreams in MergeTree writer, split dynamic structure and synamic subcolumns logic, split taking dynamic structure and statistics logic
Avogar
committed
0e58017
View commit details
Copy full SHA for 0e58017
View code at this point
Browse repository at this point
Commits on Mar 10, 2026
Merge branch 'master' of github.com:ClickHouse/ClickHouse into serialization-object-pool
Show description for 0043c31
nikitamikhaylov
committed
0043c31
View commit details
Copy full SHA for 0043c31
View code at this point
Browse repository at this point
Commits on Feb 10, 2026
Added a SerializationObjectPool, every SerializationObject is added and removed from the pool automatically
nikitamikhaylov
committed
76ebda2
View commit details
Copy full SHA for 76ebda2
View code at this point
Browse repository at this point
Commits on Jan 22, 2026
Fix bad include
Avogar
committed
23efc23
View commit details
Copy full SHA for 23efc23
View code at this point
Browse repository at this point
Fix style and build
Avogar
committed
05ad32e
View commit details
Copy full SHA for 05ad32e
View code at this point
Browse repository at this point
Propagate data types serialization versions to nested data types
Avogar
committed
056b81b
View commit details
Copy full SHA for 056b81b
View code at this point
Browse repository at this point
Commits on Oct 14, 2025
Merge branch 'master' of github.com:ClickHouse/ClickHouse into remove-deprecated-object
Avogar
committed
fb30ede
View commit details
Copy full SHA for fb30ede
View code at this point
Browse repository at this point
Commits on Sep 30, 2025
Apply comment suggestion and fix test
Avogar
committed
56afc83
View commit details
Copy full SHA for 56afc83
View code at this point
Browse repository at this point
Commits on Sep 29, 2025
Fix reading null map subcolumn from Variants that cannot be inside Nullable
Avogar
committed
22c0d0e
View commit details
Copy full SHA for 22c0d0e
View code at this point
Browse repository at this point
Commits on Aug 15, 2025
Remove deprecated Object type
Avogar
committed
c857429
View commit details
Copy full SHA for c857429
View code at this point
Browse repository at this point
Commits on Jul 5, 2025
Add updateHash to IDataType.
KochetovNicolai
committed
e942163
View commit details
Copy full SHA for e942163
View code at this point
Browse repository at this point
Commits on Nov 26, 2024
Don't allow creating empty Variant
Avogar
committed
6d935a6
View commit details
Copy full SHA for 6d935a6
View code at this point
Browse repository at this point
Commits on Aug 12, 2024
Update new prepareForSquashing method for ColumnDynamic
Avogar
committed
8136e6a
View commit details
Copy full SHA for 8136e6a
View code at this point
Browse repository at this point
Commits on May 15, 2024
Merge branch 'master' into dynamic-data-type
Avogar
authored
413be14
View commit details
Copy full SHA for 413be14
View code at this point
Browse repository at this point
Commits on May 10, 2024
Useless changes
alexey-milovidov
committed
c17a3bb
View commit details
Copy full SHA for c17a3bb
View code at this point
Browse repository at this point
Commits on Apr 29, 2024
Fix alter modify column for dynamic columns, make check part work for dynamic columns, fix style errors and tests
Avogar
committed
1ccae23
View commit details
Copy full SHA for 1ccae23
View code at this point
Browse repository at this point
Commits on Apr 26, 2024
Implement Dynamic data type
Avogar
committed
69a3aa7
View commit details
Copy full SHA for 69a3aa7
View code at this point
Browse repository at this point
Commits on Feb 23, 2024
Merge branch 'master' of github.com:ClickHouse/ClickHouse into variant-improvements
Avogar
committed
39ad054
View commit details
Copy full SHA for 39ad054
View code at this point
Browse repository at this point
Commits on Feb 22, 2024
Merge branch 'variant-improvements' of github.com:Avogar/ClickHouse into dynamic-data-type
Avogar
committed
36f375c
View commit details
Copy full SHA for 36f375c
View code at this point
Browse repository at this point
Commits on Feb 20, 2024
Fixes and improvements for Variant type
Avogar
committed
122dc67
View commit details
Copy full SHA for 122dc67
View code at this point
Browse repository at this point
Commits on Feb 15, 2024
Add IDataType::forEachChild and use it in nested types validation
Avogar
committed
efa8234
View commit details
Copy full SHA for efa8234
View code at this point
Browse repository at this point
Commits on Jan 25, 2024
Remove bad implementation of DataTypeVariant::createColumnConst, support use_variant_as_common_type setting in functions array/map
Avogar
committed
ff15ab1
View commit details
Copy full SHA for ff15ab1
View code at this point
Browse repository at this point
Commits on Jan 18, 2024
Make alter with variant espansion as no-op, add tests for alters
Avogar
committed
f202d71
View commit details
Copy full SHA for f202d71
View code at this point
Browse repository at this point
Previous
Next
You can’t perform that action at this time.
