About select * from .... :Kylin 1792 <https://issues.apache.org/jira/browse/KYLIN-1792> v1.5.3
Can you check if you see this error: "*Scan row count exceeded threshold: 1000000, please add filter condition to narrow down backend scan range, like where clause*" With Queries like this: SELECT * FROM TB There are some limits: - Read more 1M rows per RS - Read more 100MB per RD - Total result of Kylin 3.0 GB (more or less) - Time limit to solve querie . (I don't remember if it was 10 seconds) *As resume:* Kylin, can't read Billon of rows, and compute its. Because is a OLAP Cube and we espect solve queries very very fast (This is the reason of existence of a Precalculates Cubes) You must add where condition to Select column from TB Where ... to make a predicate pushdown on queries 2016-12-02 3:23 GMT+01:00 alaleiwang <alaleiw...@sohu-inc.com>: > KYLIN-1787 say fixed in v1.5.3,but it still happened from v1.5.1 to v1.5.3 > > -- > View this message in context: http://apache-kylin.74782.x6. > nabble.com/select-clause-still-cause-all-regionserver- > crash-tp6474p6476.html > Sent from the Apache Kylin mailing list archive at Nabble.com. >