{"action":"created","issue":{"url":"https://api.github.com/repos/prestodb/presto/issues/11625","repository_url":"https://api.github.com/repos/prestodb/presto","labels_url":"https://api.github.com/repos/prestodb/presto/issues/11625/labels{/name}","comments_url":"https://api.github.com/repos/prestodb/presto/issues/11625/comments","events_url":"https://api.github.com/repos/prestodb/presto/issues/11625/events","html_url":"https://github.com/prestodb/presto/pull/11625","id":366004440,"node_id":"MDExOlB1bGxSZXF1ZXN0MjE5Nzg2NDY4","number":11625,"title":"Avoid making wild guesses in FILTER and JOIN estimates","user":{"login":"arhimondr","id":5570988,"node_id":"MDQ6VXNlcjU1NzA5ODg=","avatar_url":"https://avatars3.githubusercontent.com/u/5570988?v=4","gravatar_id":"","url":"https://api.github.com/users/arhimondr","html_url":"https://github.com/arhimondr","followers_url":"https://api.github.com/users/arhimondr/followers","following_url":"https://api.github.com/users/arhimondr/following{/other_user}","gists_url":"https://api.github.com/users/arhimondr/gists{/gist_id}","starred_url":"https://api.github.com/users/arhimondr/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/arhimondr/subscriptions","organizations_url":"https://api.github.com/users/arhimondr/orgs","repos_url":"https://api.github.com/users/arhimondr/repos","events_url":"https://api.github.com/users/arhimondr/events{/privacy}","received_events_url":"https://api.github.com/users/arhimondr/received_events","type":"User","site_admin":false},"labels":[{"id":196992743,"node_id":"MDU6TGFiZWwxOTY5OTI3NDM=","url":"https://api.github.com/repos/prestodb/presto/labels/CLA%20Signed","name":"CLA Signed","color":"ededed","default":false},{"id":1084941973,"node_id":"MDU6TGFiZWwxMDg0OTQxOTcz","url":"https://api.github.com/repos/prestodb/presto/labels/cbo","name":"cbo","color":"c7def8","default":false}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":25,"created_at":"2018-10-02T17:36:30Z","updated_at":"2018-10-16T15:45:22Z","closed_at":null,"author_association":"MEMBER","pull_request":{"url":"https://api.github.com/repos/prestodb/presto/pulls/11625","html_url":"https://github.com/prestodb/presto/pull/11625","diff_url":"https://github.com/prestodb/presto/pull/11625.diff","patch_url":"https://github.com/prestodb/presto/pull/11625.patch"},"body":"Apply 0.9 coefficient for a conjunct that cannot be estimated only if at least a single conjunct was estimated."},"comment":{"url":"https://api.github.com/repos/prestodb/presto/issues/comments/430289326","html_url":"https://github.com/prestodb/presto/pull/11625#issuecomment-430289326","issue_url":"https://api.github.com/repos/prestodb/presto/issues/11625","id":430289326,"node_id":"MDEyOklzc3VlQ29tbWVudDQzMDI4OTMyNg==","user":{"login":"arhimondr","id":5570988,"node_id":"MDQ6VXNlcjU1NzA5ODg=","avatar_url":"https://avatars3.githubusercontent.com/u/5570988?v=4","gravatar_id":"","url":"https://api.github.com/users/arhimondr","html_url":"https://github.com/arhimondr","followers_url":"https://api.github.com/users/arhimondr/followers","following_url":"https://api.github.com/users/arhimondr/following{/other_user}","gists_url":"https://api.github.com/users/arhimondr/gists{/gist_id}","starred_url":"https://api.github.com/users/arhimondr/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/arhimondr/subscriptions","organizations_url":"https://api.github.com/users/arhimondr/orgs","repos_url":"https://api.github.com/users/arhimondr/repos","events_url":"https://api.github.com/users/arhimondr/events{/privacy}","received_events_url":"https://api.github.com/users/arhimondr/received_events","type":"User","site_admin":false},"created_at":"2018-10-16T15:45:22Z","updated_at":"2018-10-16T15:45:22Z","author_association":"MEMBER","body":"> Why it cannot be estimated where it was estimated previously?\r\n\r\nFilters like this are not supported. https://github.com/prestodb/presto/blob/master/presto-main/src/main/java/com/facebook/presto/cost/ComparisonStatsCalculator.java#L166.\r\n\r\nBut before, if some filter couldn't be estimated the `0.9` coefficient was applied automatically."}}
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