Dan Hecht has posted comments on this change. ( http://gerrit.cloudera.org:8080/7731 )
Change subject: IMPALA-5538: Use explicit catalog versions for deleted objects ...................................................................... Patch Set 6: (4 comments) http://gerrit.cloudera.org:8080/#/c/7731/6/be/src/catalog/catalog-server.cc File be/src/catalog/catalog-server.cc: http://gerrit.cloudera.org:8080/#/c/7731/6/be/src/catalog/catalog-server.cc@308 PS6, Line 308: DCHECK_GE should that be DCHECK_GT? The old conditional to continue on was <= ... http://gerrit.cloudera.org:8080/#/c/7731/6/be/src/catalog/catalog.h File be/src/catalog/catalog.h: http://gerrit.cloudera.org:8080/#/c/7731/6/be/src/catalog/catalog.h@59 PS6, Line 59: Gets all Catalog objects and the metadata that is applicable for the given request. : /// Always returns all object names that exist in the Catalog, but allows for extended : /// metadata for objects that were modified after the specified version. is that accurate? from our discussion, my understanding was that only objects with version > from_version would be included. http://gerrit.cloudera.org:8080/#/c/7731/5/be/src/statestore/statestore.cc File be/src/statestore/statestore.cc: http://gerrit.cloudera.org:8080/#/c/7731/5/be/src/statestore/statestore.cc@177 PS5, Line 177: } : } > The behavior is topic specific and currently only subscribers of catalog-up What I mean is that topics that are transient do not get values in deleted topics. So, if a subscriber relies on value to process deletion, it better not register as transient, right? Shouldn't that be made explicit? http://gerrit.cloudera.org:8080/#/c/7731/6/common/thrift/CatalogInternalService.thrift File common/thrift/CatalogInternalService.thrift: http://gerrit.cloudera.org:8080/#/c/7731/6/common/thrift/CatalogInternalService.thrift@32 PS6, Line 32: relative to does it include objects with changes in version > or >= the from_version? -- To view, visit http://gerrit.cloudera.org:8080/7731 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: I93cb7a033dc8f0d3e0339394b36affe14523274c Gerrit-Change-Number: 7731 Gerrit-PatchSet: 6 Gerrit-Owner: Dimitris Tsirogiannis <dtsirogian...@cloudera.com> Gerrit-Reviewer: Alex Behm <alex.b...@cloudera.com> Gerrit-Reviewer: Bharath Vissapragada <bhara...@cloudera.com> Gerrit-Reviewer: Dan Hecht <dhe...@cloudera.com> Gerrit-Reviewer: Dimitris Tsirogiannis <dtsirogian...@cloudera.com> Gerrit-Reviewer: Vuk Ercegovac <vercego...@cloudera.com> Gerrit-Comment-Date: Thu, 21 Sep 2017 23:11:14 +0000 Gerrit-HasComments: Yes
