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[DRILL-5365] Enforce Immutability of DrillFileSystem - Drill - [issue]
...This ticket was originally intended to track the issue reported by chun. Since I did not discover the root cause for that issue, but clarified the contract of DrillFileSystem and enforced it...
http://issues.apache.org/jira/browse/DRILL-5365    Author: Chun Chang , 2018-09-09, 05:08
[DRILL-6495] Fragment error message profile dumped into log file. Why? - Drill - [issue]
...When a query fails for some reason, we dump the following gigantic json profile into drillbit.log. Why do we do this? Has anyone found this info useful? It completely clutters the log file. ...
http://issues.apache.org/jira/browse/DRILL-6495    Author: Chun Chang , 2018-06-13, 22:11
[DRILL-4510] IllegalStateException: Failure while reading vector. Expected vector class of org.apache.drill.exec.vector.NullableIntVector but was holding vector class org.apache.drill.exec.vector.NullableVarCharVector - Drill - [issue]
...Hit the following regression running advanced automation. Regression happened between commit b979bebe83d7017880b0763adcbf8eb80acfcee8 and 1f23b89623c72808f2ee866cec9b4b8a48929d68Execution Fa...
http://issues.apache.org/jira/browse/DRILL-4510    Author: Chun Chang , 2018-06-08, 18:36
[DRILL-920] var_samp(decimal38) cause internal assertion error - Drill - [issue]
...#Mon Jun 02 10:18:35 PDT 2014git.commit.id.abbrev=8490d74The following query caused the internal assertion while applying rule reduce aggregate rule. Note, it complains type mismatch, inferr...
http://issues.apache.org/jira/browse/DRILL-920    Author: Chun Chang , 2018-05-07, 07:02
[DRILL-1005] stddev_pop(decimal) cause internal error - Drill - [issue]
...split JIRA920 to cover each function. this one covers stddev_pop(). for detail, please see JIRA920....
http://issues.apache.org/jira/browse/DRILL-1005    Author: Chun Chang , 2018-05-07, 06:57
[DRILL-1004] stddev_samp(decimal) cause interval error - Drill - [issue]
...split JIRA920 to cover each functions. this JIRA covers stddev_samp(). for detail, please see JIRA920....
http://issues.apache.org/jira/browse/DRILL-1004    Author: Chun Chang , 2018-05-07, 06:56
[DRILL-1003] var_pop(decimal) cause internal error - Drill - [issue]
...want to split JIRA920 to cover each function. this JIRA covers function var_pop(). For detail, please see JIRA920...
http://issues.apache.org/jira/browse/DRILL-1003    Author: Chun Chang , 2018-05-07, 06:56
[DRILL-2861] enhance drill profile file management - Drill - [issue]
...We need to manage profile files better. Currently each query creates one profile file on the local filesystem of the forman node. You can imagine how this can quickly get out of hand in a pr...
http://issues.apache.org/jira/browse/DRILL-2861    Author: Chun Chang , 2018-04-23, 21:15
i need apache-drill-1.11.0.tar.gz - Drill - [mail # dev]
...Recommend you use 1.13.0. If for some reason you have to have 1.11.0, a way to get it is to download source and build yourself. But I don't see why you want to stick to 1.11.0, a lot of impr...
   Author: Chun Chang , 2018-04-19, 18:46
Drill and Kerberos - Drill - [mail # user]
...Hi Asim,You can send me private email asking specific questions related to your Drill Kerberos setup. I will try to answer them.Thanks,Chun________________________________From: Asim Kanungo ...
   Author: Chun Chang , 2018-04-19, 01:34