Using Django MongoDB Backend¶ Introductions to some of the key parts of Django MongoDB Backend you’ll need to know: Embedded models EmbeddedModelField EmbeddedModelArrayField PolymorphicEmbeddedModelField PolymorphicEmbeddedModelArrayField Queryable Encryption Encrypted fields Transactions Controlling transactions Performing actions after commit Limitations Known issues and limitations Model fields Querying Database functions Transaction management Database introspection Caching