{"id":16703172,"url":"https://github.com/phstudy/postgresql-datasketches","last_synced_at":"2025-03-14T08:11:36.601Z","repository":{"id":148596383,"uuid":"276613579","full_name":"phstudy/postgresql-datasketches","owner":"phstudy","description":"DataSketches functions for PostgreSQL","archived":false,"fork":false,"pushed_at":"2020-07-14T02:54:29.000Z","size":5,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-01-21T02:41:37.183Z","etag":null,"topics":["datasketches","postgresql"],"latest_commit_sha":null,"homepage":"","language":"Dockerfile","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/phstudy.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2020-07-02T10:11:01.000Z","updated_at":"2020-07-14T02:54:03.000Z","dependencies_parsed_at":null,"dependency_job_id":"f637a8e2-282e-4694-8be6-6731b0243931","html_url":"https://github.com/phstudy/postgresql-datasketches","commit_stats":null,"previous_names":[],"tags_count":3,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/phstudy%2Fpostgresql-datasketches","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/phstudy%2Fpostgresql-datasketches/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/phstudy%2Fpostgresql-datasketches/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/phstudy%2Fpostgresql-datasketches/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/phstudy","download_url":"https://codeload.github.com/phstudy/postgresql-datasketches/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":243544657,"owners_count":20308169,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["datasketches","postgresql"],"created_at":"2024-10-12T19:07:18.634Z","updated_at":"2025-03-14T08:11:36.591Z","avatar_url":"https://github.com/phstudy.png","language":"Dockerfile","funding_links":[],"categories":[],"sub_categories":[],"readme":"# PostgreSQL-DataSketches\nPostgreSQL-DataSketches brings [DataSketches functions](https://datasketches.apache.org/) to PostgreSQL via [PostgreSQL Adaptor for C++ DataSketches](https://github.com/apache/incubator-datasketches-postgresql).\n\n## Run in [Docker](https://hub.docker.com/r/study/postgresql-datasketches)\n```bash\ndocker run --name some-postgres -e POSTGRES_PASSWORD=mysecretpassword -d study/postgresql-datasketches\n```\n\n\n\n## Test DataSketches functions in Docker\n\n### Example\n```bash\ndocker run --name some-postgres -e POSTGRES_PASSWORD=mysecretpassword -d study/postgresql-datasketches\n\ndocker exec -it some-postgres psql -U postgres\n\npostgres=# SELECT cpc_sketch_get_estimate(cpc_sketch_union(respondents_sketch)) AS num_respondents, flavor\nFROM (\n  SELECT\n    cpc_sketch_build(respondent) AS respondents_sketch,\n    flavor,\n    country\n  FROM (\n    SELECT * FROM (\n      VALUES (1, 'Vanilla', 'CH'),\n             (1, 'Chocolate', 'CH'),\n             (2, 'Chocolate', 'US'),\n             (2, 'Strawberry', 'US')) AS t(respondent, flavor, country)) as foo\n  GROUP BY flavor, country) as bar\nGROUP BY flavor;\n```\n\n\n### Result\n\n```\n num_respondents |   flavor   \n-----------------+------------\n               1 | Strawberry\n               1 | Vanilla\n2.00016277723359 | Chocolate\n(3 rows)\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fphstudy%2Fpostgresql-datasketches","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fphstudy%2Fpostgresql-datasketches","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fphstudy%2Fpostgresql-datasketches/lists"}