1
I Use This!
Very High Activity
Analyzed 11 days ago. based on code collected 12 days ago.

Project Summary

ClickHouse is a free analytic DBMS for big data.

Tags

analytic big-data column-oriented DBMS OLAP search

Quick Reference

Apache License 2.0
Permitted

Commercial Use

Modify

Distribute

Place Warranty

Sub-License

Private Use

Use Patent Claims

Forbidden

Hold Liable

Use Trademarks

Required

Include Copyright

State Changes

Include License

Include Notice

These details are provided for information only. No information here is legal advice and should not be used as such.

Project Security

Vulnerabilities per Version ( last 10 releases )

There are no reported vulnerabilities

Project Vulnerability Report

Security Confidence Index

Poor security track-record
Favorable security track-record

Vulnerability Exposure Index

Many reported vulnerabilities
Few reported vulnerabilities

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About Project Security

Languages

C++
63%
Assembly
10%
Python
9%
16 Other
18%

30 Day Summary

Dec 30 2025 — Jan 29 2026

12 Month Summary

Jan 29 2025 — Jan 29 2026
  • 41072 Commits
    Up + 8799 (27%) from previous 12 months
  • 500 Contributors
    Up + 6 (1%) from previous 12 months

Static Analysis ( Generated by Coverity Scan for ClickHouse/ClickHouse )

Repository URL: https://github.com/ClickHouse/ClickHouse

Version: master-e20ae3

2023-07-07
Last Analyzed
85,944
Lines of Code Analyze
0.23
Defect Density

Defects by status for current build

13,962
Total defects
20
Outstanding
13,942
Fixed

CWE Top 25 defects

No top 25 CWE defects were found.