Before the upgrade, I suggest you take a backup of the metadata table, either by "./bin/metastore.sh backup", or use hbase snapshot command.
2015-10-26 11:13 GMT+08:00 Abhilash L L <[email protected]>: > Thanks a lot Luke and ShaoFeng, we will check if we can upgrade to v1.1 > easily since metadata is compatible > > > > Regards, > Abhilash > > On Mon, Oct 26, 2015 at 6:21 AM, ShaoFeng Shi <[email protected]> > wrote: > > > I think this issue has been fixed in v1.0, please check the following > JIRA: > > https://issues.apache.org/jira/browse/KYLIN-797 > > https://issues.apache.org/jira/browse/KYLIN-898 > > > > If you're still on v0.7.2, suggest you upgrade to latest v1.1 version; > v1.0 > > and v1.1 are mainly bug fix and enhancement from 0.7.x, the metadata > > is compitable backward; > > > > 2015-10-26 8:04 GMT+08:00 Luke Han <[email protected]>: > > > > > Hi Abhilash, please check "admin" page, there's one button to "Reload > > > metadata" which will clear such cache. > > > > > > Thanks. > > > > > > > > > Best Regards! > > > --------------------- > > > > > > Luke Han > > > > > > On Mon, Oct 26, 2015 at 2:49 AM, Abhilash L L <[email protected]> > > > wrote: > > > > > > > Hello, > > > > > > > > We create cubes on the fly and we recreate the cube in certain > > cases > > > > with the same cube name. > > > > > > > > In Cuboid.java there is a cuboid cache based on the cube name. > > > > > > > > If we create a cube with some description and then we drop the > > cube > > > > and create it with a different description, it will still get the > stale > > > > cache from the cuboid_cache and cause error while adding cubing jobs > in > > > > CubingJobBuilder. > > > > > > > > If I restart kylin, we are able to go through with the build > since > > > the > > > > stale desc is not there anymore. We should be removing from the cache > > if > > > > the cube is dropped. > > > > > > > > We are on Kylin 0.7.2 > > > > > > > > Regards, > > > > Abhilash > > > > > > > > > > > > > > > -- > > Best regards, > > > > Shaofeng Shi > > > -- Best regards, Shaofeng Shi
