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请问 Spring Mongodb 下如何查询一个集合的数量

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  •   337136897 · Jul 17, 2018 · 2242 views
    This topic created in 2936 days ago, the information mentioned may be changed or developed.
    搞了半天，找不到办法。。。，当同于 sql 的 select count(*) from xxx。请问下怎么做
  • 请问
  • select
  • MongoDB
  • SQL
    1 replies  •  2018-07-17 20:27:40 +08:00
    qzf
        1
    qzf  
       Jul 17, 2018 via Android
    db.col.find().count();
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