Mongodb find in array of objects
I'm new to MongoDb, I have the same problem that Stennie describes. I tried to query this document in Compass: Show
When to run this query:
It is possible to obtain the single element searched for in this way:
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➤ Use the Select your language drop-down menu in the upper-right to set the language of the following examples. The following example selects all documents where an element in the Equality matches on the whole
embedded/nested document require an exact match of the specified document, including the field order. For example, the following query does not match any documents in the If you do not know the index position of the document nested in the array, concatenate the name of the array field, with a dot ( The following example selects all documents where the Using dot notation, you can specify query conditions for field in a document at a particular index or position of the array. The array uses zero-based indexing. NoteWhen querying using dot notation, the field and index must be inside quotation marks. The following example selects all documents where the When specifying conditions on more than one field nested in an array of documents, you can specify the query such that either a single document meets these condition or any combination of documents (including a single document) in the array meets the conditions. Use The following example queries for documents where the The following example queries for documents where the If the compound query conditions on an array field do not use the
For example, the following query matches documents where any document nested in the The following example queries for documents where the For additional query examples, see:
How do I query an array of objects in MongoDB?To search the array of object in MongoDB, you can use $elemMatch operator. This operator allows us to search for more than one component from an array object.
Can you have an array of objects in MongoDB?In a MongoDB database, data is stored in collections and a collection has documents. A document has fields and values, like in a JSON. The field types include scalar types ( string , number , date , etc.) and composite types ( arrays and objects ).
How do I query multiple values in MongoDB?MongoDB provides the find() that is used to find multiple values or documents from the collection. The find() method returns a cursor of the result set and prints all the documents. To find the multiple values, we can use the aggregation operations that are provided by MongoDB itself.
What does $IN do in MongoDB?The $in operator selects the documents where the value of a field equals any value in the specified array. To specify an $in expression, use the following prototype: { field: { $in: [
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