qdore edited a comment on issue #1157: Use inexistent key (in prefix-index) to filter rows will cost too much time to return. URL: https://github.com/apache/incubator-doris/issues/1157#issuecomment-492107502 normal query: ``` +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | Explain String | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | PLAN FRAGMENT 0 | | OUTPUT EXPRS:`event_day` | `cuid` | | | PARTITION: UNPARTITIONED | | | | RESULT SINK | | | | 1:EXCHANGE | | tuple ids: 0 | | | | PLAN FRAGMENT 1 | | OUTPUT EXPRS: | | PARTITION: RANDOM | | | | STREAM DATA SINK | | EXCHANGE ID: 01 | | UNPARTITIONED | | | | 0:OlapScanNode | | TABLE: visd_dws_topic_novel_wide_table2 | | PREAGGREGATION: OFF. Reason: No AggregateInfo | | PREDICATES: `event_day` = '2019-05-14 00:00:00', `cuid` IN ('00000556EE50B09F7F9E378E7262CF0B86E9B5EF3FHOKRADALC', '00005799A449415E6C8EA84B0FED6F3C|643611430939568') | | partitions=1/58 | | rollup: visd_dws_topic_novel_wide_table2 | | buckets=2/32 | | cardinality=11318677 | | avgRowSize=24.7009 | | numNodes=5 | | tuple ids: 0 | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ ```
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