你有一个三部分的问题,描述中有一些不一致和漏洞。所以这是我最好的猜测,希望它很接近。
给定与您的更新请求匹配的架构,我可以让所有三个工作,请参阅下面的 test/core.clj 以获取完整的详细信息。
第一部分:是的,你可以推送到第三个父母的孩子收藏,就像你写的一样。
第二部分:您想将“$where”子句移动到条件中,并在 objNew 中使用 $。
第三部分:是的,您的基本更新在下面对我有用,正如您所写的那样。
“lein test”的输出在底部。在你的努力中祝你一切顺利。
测试/core.clj
(ns free-11749-clojure-subdoc.test.core
(:use [free-11749-clojure-subdoc.core])
(:use [clojure.test])
(:require [monger.core :as mg] [monger.collection :as mgcol] [monger.query])
(:use [monger.operators])
(:import [org.bson.types ObjectId] [com.mongodb DB WriteConcern]))
(deftest monger-sub-document
(mg/connect!)
(mg/set-db! (mg/get-db "test"))
(def mycollection "free11749")
;; first part
(mgcol/remove mycollection)
(is (= 0 (mgcol/count mycollection)))
(def doc1 {
:my-criteria-key "my-criteria-value"
:parent [
{ :child-collection [ "cc0" ] }
{ :child-collection [ "cc1" ] }
{ :child-collection [ "cc2" ] }
{ :child-collection [ "cc3" ] }
{ :child-collection [ "cc4" ] }
]
}
)
(mgcol/insert mycollection doc1)
(is (= 1 (mgcol/count mycollection)))
(mgcol/update mycollection { :my-criteria-key "my-criteria-value" } { $push { "parent.3.child-collection" "fubar" }} )
(def mymap1 (first (mgcol/find-maps mycollection { :my-criteria-key "my-criteria-value" })))
(is (= "fubar" (peek (:child-collection (get (:parent mymap1) 3)))))
(prn (mgcol/find-maps mycollection { :my-criteria-key "my-criteria-value" }))
;; second part
(mgcol/remove mycollection)
(is (= 0 (mgcol/count mycollection)))
(def doc2 {
:doc-criteria-key "doc-criteria-value"
:parent [
{ :child { :lastname [ "Alias" ] } }
{ :child { :lastname [ "Smith" ] } }
{ :child { :lastname [ "Jones" ] } }
]
}
)
(mgcol/insert mycollection doc2)
(is (= 1 (mgcol/count mycollection)))
(mgcol/update mycollection { :doc-criteria-key "doc-criteria-value" "parent.child.lastname" "Smith"} { $push { :parent.$.child.lastname "fubar" } } )
(def mymap2 (first (mgcol/find-maps mycollection { :doc-criteria-key "doc-criteria-value" })))
(is (= "fubar" (peek (:lastname (:child (get (:parent mymap2) 1))))))
(prn (mgcol/find-maps mycollection { :doc-criteria-key "doc-criteria-value" }))
;; third part
(mgcol/remove "fubar")
(is (= 0 (mgcol/count "fubar")))
(def doc3 {
:owner "fubar@gmail.com"
:content [
{ :content [ "cc0" ] }
{ :content [ "cc1" ] }
{ :content [ "cc2" ] }
]
}
)
(mgcol/insert "fubar" doc3)
(is (= 1 (mgcol/count "fubar")))
(mgcol/update "fubar" { :owner "fubar@gmail.com" } { $push { "content.1.content" { "fu" "bar" } } } )
(def mymap3 (first (mgcol/find-maps "fubar" { :owner "fubar@gmail.com" })))
(is (= { :fu "bar" } (peek (:content (get (:content mymap3) 1)))))
(prn (mgcol/find-maps "fubar" { :owner "fubar@gmail.com" }))
)
莱因测试
Testing free-11749-clojure-subdoc.test.core
({:_id #<ObjectId 4fb3e98447281968f7d42cac>, :my-criteria-key "my-criteria-value", :parent [{:child-collection ["cc0"]} {:child-collection ["cc1"]} {:child-collection ["cc2"]} {:child-collection ["cc3" "fubar"]} {:child-collection ["cc4"]}]})
({:_id #<ObjectId 4fb3e98447281968f7d42cad>, :doc-criteria-key "doc-criteria-value", :parent [{:child {:lastname ["Alias"]}} {:child {:lastname ["Smith" "fubar"]}} {:child {:lastname ["Jones"]}}]})
({:_id #<ObjectId 4fb3e98447281968f7d42cae>, :content [{:content ["cc0"]} {:content ["cc1" {:fu "bar"}]} {:content ["cc2"]}], :owner "fubar@gmail.com"})
Ran 1 tests containing 9 assertions.
0 failures, 0 errors.