How to Query for “is not null” in MongoDB?

Query for “is not null” in MongoDB: We have a mongo collection that contains a field with null, blanks or some value. We now need to find all the records, where the value of that field is not null. We can use the below-mentioned query to find out all the not null records in the document.

Query to find out not null in MongoDB

db.yourcollection.find({"field":{$ne:null}});

Or

db.yourcollection.find({ 'field' : { $exists: true, $ne: null } });

The above-mentioned query will help you find the not null values in the MongoDB collection.

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