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How to create tree like compound index in mongodb


How to create tree like compound index in mongodb

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How to create tree like compound index in mongodb
Tag : mongodb , By : ArmHead
Date : November 27 2020, 01:01 AM


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How to create a compound text index in MongoDB using java driver


Tag : mongodb , By : Chaz
Date : March 29 2020, 07:55 AM
To fix this issue Something along the lines of the following code should do the trick (untested):
BasicDBObject obj = new BasicDBObject();
obj.put("name", 1);
obj.put("comment", "text");
collection.ensureIndex(obj);

How do I create a compound unique index in Morphia/MongoDB Java?


Tag : java , By : drbillll
Date : March 29 2020, 07:55 AM
Does that help Try the following annotation
@Entity(value = "car")
@Indexes(@Index(fields = { @Field("manufacturer"), @Field("model"), @Field("year") }, options = @IndexOptions(unique = true)))
public class Car {
   public String manufacturer;
   public String model;
   public String year;
   public Double price;
}

How to create a compound index in MongoDB through Java driver?


Tag : java , By : Andrew L.
Date : March 29 2020, 07:55 AM

Why does one mongoDB compound index affect another compound index?


Tag : mongodb , By : xie renhui
Date : March 29 2020, 07:55 AM

In MongoDB, I am using a large query, how I will create compound index or single index, So My response time boost up


Tag : node.js , By : Paul McKee
Date : March 29 2020, 07:55 AM
it should still fix some issue In general, you will want to put an index on the fields used most as filter criteria in your most important/frequent queries, starting with the most selective fields first. There is quite some decent guidance on the topic as part of the MongoDB documentation. One statement of particular interest in there for your case is probably this since you have a lot of $ors:
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