system.licenses

Сontains licenses of third-party libraries that are located in the contrib directory of ClickHouse sources.

Columns:

  • library_name (String) — Name of the library, which is license connected with.
  • license_type (String) — License type — e.g. Apache, MIT.
  • license_path (String) — Path to the file with the license text.
  • license_text (String) — License text.

Example

  1. SELECT library_name, license_type, license_path FROM system.licenses LIMIT 15
  1. ┌─library_name───────┬─license_type─┬─license_path────────────────────────┐
  2. │ FastMemcpy         │ MIT          │ /contrib/FastMemcpy/LICENSE         │
  3. │ arrow              │ Apache       │ /contrib/arrow/LICENSE.txt          │
  4. │ avro               │ Apache       │ /contrib/avro/LICENSE.txt           │
  5. │ aws-c-common       │ Apache       │ /contrib/aws-c-common/LICENSE       │
  6. │ aws-c-event-stream │ Apache       │ /contrib/aws-c-event-stream/LICENSE │
  7. │ aws-checksums      │ Apache       │ /contrib/aws-checksums/LICENSE      │
  8. │ aws                │ Apache       │ /contrib/aws/LICENSE.txt            │
  9. │ base64             │ BSD 2-clause │ /contrib/base64/LICENSE             │
  10. │ boost              │ Boost        │ /contrib/boost/LICENSE_1_0.txt      │
  11. │ brotli             │ MIT          │ /contrib/brotli/LICENSE             │
  12. │ capnproto          │ MIT          │ /contrib/capnproto/LICENSE          │
  13. │ cassandra          │ Apache       │ /contrib/cassandra/LICENSE.txt      │
  14. │ cctz               │ Apache       │ /contrib/cctz/LICENSE.txt           │
  15. │ cityhash102        │ MIT          │ /contrib/cityhash102/COPYING        │
  16. │ cppkafka           │ BSD 2-clause │ /contrib/cppkafka/LICENSE           │
  17. └────────────────────┴──────────────┴─────────────────────────────────────┘