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[KYLIN-3385] Error when have sum(1) measure - Kylin - [issue]
...In the current version,  the sum(1), equals with count actually, is allowed to add to cube Measures.However, if you add, it will cause some errors, such as tables in "Query" page cannot be l...
http://issues.apache.org/jira/browse/KYLIN-3385    Author: Yifei Wu , 2018-09-17, 00:59
[KYLIN-3444] support more reasonable Realization Chooser method in accordance with specific SQL - Kylin - [issue]
http://issues.apache.org/jira/browse/KYLIN-3444    Author: Yifei Wu , 2018-07-10, 03:26
[KYLIN-3386] TopN measure validate code refactor to make it more clear - Kylin - [issue]
...Nowadays, the FunctionRule used for validating measure info, and it should call measureType.validate() code rather than add the logical in this 2 places ...
http://issues.apache.org/jira/browse/KYLIN-3386    Author: Yifei Wu , 2018-06-23, 14:56
[KYLIN-3267] add override MR config at project/cube level only for mem-hungry build steps - Kylin - [issue]
...Currently, users can override MR config at project/cube level via kylin properties kylin.engine.mr.config-override.However, this applies to all MR steps. It is more reasonable to add overrid...
http://issues.apache.org/jira/browse/KYLIN-3267    Author: Yifei Wu , 2018-06-23, 14:56
[KYLIN-3392] support NULL value in Sum, Max, Min Aggregation - Kylin - [issue]
...It is treated as 0 when confronted with NULL value in KYLIN's basic aggregate measure (like sum, max, min). However, to distinguish the NULL value with 0 is very necessary.It should be like ...
http://issues.apache.org/jira/browse/KYLIN-3392    Author: Yifei Wu , 2018-06-02, 05:33
[KYLIN-3387] validate duplicate check after TopN remove dumplicate meaures automatically - Kylin - [issue]
http://issues.apache.org/jira/browse/KYLIN-3387    Author: Yifei Wu , 2018-05-25, 13:45
[KYLIN-3038] cannot support sum of type-converted column SQL - Kylin - [issue]
...when run the SQL Query, which cubes contains the colomun needed  ,  like SELECT SUM({ fn convert("DISTANCE", SQL_DOUBLE) }) from "DEFAULT"."TABLENAME" group by "DESTCITYNAME" LIMIT...
http://issues.apache.org/jira/browse/KYLIN-3038    Author: Yifei Wu , 2018-04-02, 13:42
[KYLIN-3211] Class IntegerDimEnc shuould give more exception information when the length is exceed the max or less than the min - Kylin - [issue]
...the message IllegalArgumentException in Class IntegerDimEnc is empty currently, it may cause confusion when using Kylin or troubleshooting a problem. // code placeholderpublic IntDimEnc(int ...
http://issues.apache.org/jira/browse/KYLIN-3211    Author: Yifei Wu , 2018-04-02, 13:42
[KYLIN-3078] Optimize the estimated size of percentile measure - Kylin - [issue]
...To set a shard number that will be for controlling the size per shard properly, we need to estimate cube size through accumulating all dimension and measure size roughly before building a cu...
http://issues.apache.org/jira/browse/KYLIN-3078    Author: Yifei Wu , 2018-04-02, 13:42
[KYLIN-3217] Dimension As Measures should only support Max and Min when the first table in select SQL is fact table - Kylin - [issue]
...DemensionAsMeaures is a way to get the SQL query's result directly through making use of Calcite, when several special measures cannot be matched with the pre-calculated cube. But it should ...
http://issues.apache.org/jira/browse/KYLIN-3217    Author: Yifei Wu , 2018-01-31, 19:54