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如何去处重复查询呢？类似 MySQL 的 distinct

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  •   qq7588245 · Dec 3, 2017 · 9760 views
    This topic created in 3262 days ago, the information mentioned may be changed or developed.

    类似 MySQL 的语句：SELECT DISTINCT title FROM table

  • MySQL
  • distinct
  • select
  • table
    2 replies  •  2017-12-03 19:56:12 +08:00
    fjkfwz406
    fjkfwz406
    Dec 3, 2017
    1
    你可以试试聚合查询
    binjjam
    binjjam
    Dec 3, 2017
    2
    我一般用这个 cardinality，不过这个不是准确值，详见文档
    https://www.elastic.co/guide/cn/elasticsearch/guide/current/cardinality.html
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