What are the basic operations of spring+mongo

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Mongo configuration:

Inject mongoTemplate when in use

@ Autowiredprivate MongoTemplate mongoTemplate;Order order = new Order (1LMagne111, "test"); / / add mongoTemplate.insert (order); Query query = new Query () .addCriteria (Criteria.where ("userId"). Is (111); / / query System.out.println (mongoTemplate.find (query,Order.class)); Update update = new Update (). Set ("userId", "222"); / / Update System.out.println (mongoTemplate.updateFirst (query,update,Order.class))

Other operations of mongoTemplate are similar, and you can also integrate jpa to use

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