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| author | Robert Haas <rhaas@postgresql.org> | 2017-12-13 16:09:00 -0500 |
|---|---|---|
| committer | Robert Haas <rhaas@postgresql.org> | 2017-12-13 16:15:44 -0500 |
| commit | 884a60840cd684dd7925e7a4f9bf10288c37694d (patch) | |
| tree | 150f5a00af7478f53d71d7973370bb51e2a50aa0 /src/backend/executor | |
| parent | 1d6fb35ad62968c8678d0321887e2b9ca8fe1a84 (diff) | |
| download | postgresql-884a60840cd684dd7925e7a4f9bf10288c37694d.tar.gz postgresql-884a60840cd684dd7925e7a4f9bf10288c37694d.zip | |
Fix parallel index scan hang with deleted or half-dead pages.
The previous coding forgot to release the scan before seizing
it again, leading to a lockup.
Report by Patrick Hemmer. Diagnosis by Thomas Munro. Patch by
Amit Kapila.
Discussion: http://postgr.es/m/CAEepm=2xZUcOGP9V0O_G0=2P2wwXwPrkF=upWTCJSisUxMnuSg@mail.gmail.com
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