{"action":"created","issue":{"url":"https://api.github.com/repos/greenplum-db/gpdb/issues/283","labels_url":"https://api.github.com/repos/greenplum-db/gpdb/issues/283/labels{/name}","comments_url":"https://api.github.com/repos/greenplum-db/gpdb/issues/283/comments","events_url":"https://api.github.com/repos/greenplum-db/gpdb/issues/283/events","html_url":"https://github.com/greenplum-db/gpdb/pull/283","id":127553166,"number":283,"title":"Fix bug in checking whether a cached function is still valid.","user":{"login":"hlinnaka","id":191602,"avatar_url":"https://avatars.githubusercontent.com/u/191602?v=3","gravatar_id":"","url":"https://api.github.com/users/hlinnaka","html_url":"https://github.com/hlinnaka","followers_url":"https://api.github.com/users/hlinnaka/followers","following_url":"https://api.github.com/users/hlinnaka/following{/other_user}","gists_url":"https://api.github.com/users/hlinnaka/gists{/gist_id}","starred_url":"https://api.github.com/users/hlinnaka/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/hlinnaka/subscriptions","organizations_url":"https://api.github.com/users/hlinnaka/orgs","repos_url":"https://api.github.com/users/hlinnaka/repos","events_url":"https://api.github.com/users/hlinnaka/events{/privacy}","received_events_url":"https://api.github.com/users/hlinnaka/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2016-01-19T22:24:36Z","updated_at":"2016-01-22T09:08:34Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/greenplum-db/gpdb/pulls/283","html_url":"https://github.com/greenplum-db/gpdb/pull/283","diff_url":"https://github.com/greenplum-db/gpdb/pull/283.diff","patch_url":"https://github.com/greenplum-db/gpdb/pull/283.patch"},"body":"When the combocids patch was backported from PostgreSQL 8.3, the changes\r\nto change the cache key of compiled functions were left out for some reason.\r\nThose changes are necessary: calling HeapTupleHeaderGetCMin() on the\r\npg_proc tuple will trip an assertion, if the tuple has been moved by\r\nVACUUM FULL, and therefore HEAP_MOVED flags on the tuple are set. To fix,\r\nbackport the missing parts of the upstream combocid patch.\r\n\r\nSee discussion and a script to reproduce the bug on the gpdb-dev mailing list: https://groups.google.com/a/greenplum.org/d/msg/gpdb-dev/mR9ajl7NfO4/ZRsNrZO0FgAJ"},"comment":{"url":"https://api.github.com/repos/greenplum-db/gpdb/issues/comments/173854921","html_url":"https://github.com/greenplum-db/gpdb/pull/283#issuecomment-173854921","issue_url":"https://api.github.com/repos/greenplum-db/gpdb/issues/283","id":173854921,"user":{"login":"danielgustafsson","id":321790,"avatar_url":"https://avatars.githubusercontent.com/u/321790?v=3","gravatar_id":"","url":"https://api.github.com/users/danielgustafsson","html_url":"https://github.com/danielgustafsson","followers_url":"https://api.github.com/users/danielgustafsson/followers","following_url":"https://api.github.com/users/danielgustafsson/following{/other_user}","gists_url":"https://api.github.com/users/danielgustafsson/gists{/gist_id}","starred_url":"https://api.github.com/users/danielgustafsson/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/danielgustafsson/subscriptions","organizations_url":"https://api.github.com/users/danielgustafsson/orgs","repos_url":"https://api.github.com/users/danielgustafsson/repos","events_url":"https://api.github.com/users/danielgustafsson/events{/privacy}","received_events_url":"https://api.github.com/users/danielgustafsson/received_events","type":"User","site_admin":false},"created_at":"2016-01-22T09:08:34Z","updated_at":"2016-01-22T09:08:34Z","body":":+1:"}}