Yifan Zhang created KYLIN-2539:
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Summary: Useless filter dimension will impact cuboid selection.
Key: KYLIN-2539
URL: https://issues.apache.org/jira/browse/KYLIN-2539
Project: Kylin
Issue Type: Bug
Reporter: Yifan Zhang
Query1: select count(*) from test_kylin_fact where (cal_dt > DATE'2012-01-01')
and (seller_id is null or 1 = 1)
Query2: select count(*) from test_kylin_fact where (cal_dt > DATE'2012-01-01')
Q1 and Q2 return identical result but hit different cuboid: 43051 and 1310735,
and result in different query performance.
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