To search multiple fields for multiple values in MongoDB, you can use $text and $search operator. Let us first create a collection with documents
>db.searchMultipleFieldsDemo.insertOne({"_id":100,"FirstSubject":"Java","SecondSubject":"MongoDB"}); { "acknowledged" : true, "insertedId" : 100 } >db.searchMultipleFieldsDemo.insertOne({"_id":101,"FirstSubject":"MongoDB","SecondSubject":"MySQL"}); { "acknowledged" : true, "insertedId" : 101 } >db.searchMultipleFieldsDemo.insertOne({"_id":102,"FirstSubject":"MySQL","SecondSubject":"Java"}); { "acknowledged" : true, "insertedId" : 102 }
Following is the query to display all documents from a collection with the help of find() method
> db.searchMultipleFieldsDemo.find().pretty();
This will produce the following output
{ "_id" : 100, "FirstSubject" : "Java", "SecondSubject" : "MongoDB" } { "_id" : 101, "FirstSubject" : "MongoDB", "SecondSubject" : "MySQL" } { "_id" : 102, "FirstSubject" : "MySQL", "SecondSubject" : "Java" }
Following is the query to search multiple fields for multiple values in MongoDB
> db.searchMultipleFieldsDemo.find({"$text":{"$search":"Java MongoDB"}});
This will produce the following output
{ "_id" : 102, "FirstSubject" : "MySQL", "SecondSubject" : "Java" } { "_id" : 100, "FirstSubject" : "Java", "SecondSubject" : "MongoDB" } { "_id" : 101, "FirstSubject" : "MongoDB", "SecondSubject" : "MySQL" }