DOCSP-42762: Indexes

source/includes/reference/indexes.rb

@@ -0,0 +1,123 @@
+# start create index
+class Restaurant
+    include Mongoid::Document
+
+    field :name, type: String
+    field :cuisine, type: String
+    field :borough, type: String
+
+    index({ cuisine: 1}, { name: "cuisine_index", unique: false })
+end
+
+Restaurant.create_indexes
+# end create index
+
+# start create alias index
+class Restaurant
+    include Mongoid::Document
+
+    field :borough, as: :b
+
+    index({ b: 1}, { name: "borough_index" })
+end
+# end create alias index
+
+# start create embedded index
+class Address
+    include Mongoid::Document
+
+    field :street, type: String
+end
+
+class Restaurant
+    include Mongoid::Document
+
+    embeds_many :addresses
+    index({"addresses.street": 1})
+end
+# end create embedded index
+
+# start create compound index
+class Restaurant
+    include Mongoid::Document
+
+    field :name, type: String
+    embeds_many :addresses
+
+    index({borough: 1, name: -1}, { name: "compound_index"})
+end
+# end create compound index
+
+# start create 2dsphere index
+class Restaurant
+    include Mongoid::Document
+
+    field :location, type: Array
+
+    index({location: "2dsphere"}, { name: "location_index"})
+end
+# end create 2dsphere index
+
+# start create sparse index
+class Restaurant
+    include Mongoid::Document
+
+    field :name, type: String
+    field :cuisine, type: String
+    field :borough, type: String
+
+    index({ borough: 1}, { sparse: true })
+end
+# end create sparse index
+
+# start create multiple indexes
+class Restaurant
+    include Mongoid::Document
+
+    field :name, type: String
+    field :cuisine, type: String
+    field :borough, type: String
+
+    index({ name: 1})
+    index({ cuisine: -1})
+end
+
+Restaurant.create_indexes
+# end create multiple indexes
+
+# start drop indexes
+Restaurant.remove_indexes
+# end drop indexes
+
+# start create atlas search index
+class Restaurant
+    include Mongoid::Document
+
+    field :name, type: String
+    field :cuisine, type: String
+    field :borough, type: String
+
+    search_index :my_search_index, 
+        mappings: { 
+            fields: { 
+                name: { 
+                    type: "string" 
+                },
+                cuisine: {
+                    type: "string"
+                }
+            }, 
+            dynamic: true 
+        }
+end
+
+Restaurant.create_search_indexes
+# end create atlas search index
+
+# start remove atlas search index
+Restaurant.remove_search_indexes
+# end remove atlas search index
+
+#start list atlas search index
+Restaurant.search_indexes.each { |index| puts index }
+# end list atlas search index