Create an Index Programmatically We can also create an index programmatically: mongoOps.indexOps (User.class). A background thread in MongoDB reads the values in the index and removes expired documents from the collection (usually every minute). TTL (Time-To-Live) indexes are special single-field indexes that MongoDB can use to automatically remove documents from a collection after a certain amount of time. Modified 2 years, 4 months ago. Working with MongoDB TTL Indexes from Java @CompoundIndex specifies a class that will use compound indexes. Note The repository follows the Spring Data-centric approach and comes with more flexible and complex API operations, based on the well-known access patterns in all Spring Data projects. When you index a date array with a TTL index, MongoDB chooses the earliest (lowest) date in the array for computing the expiry date. AbstractMongoSessionConverter F findById (String) - Method in class org.springframework.session.data.mongo. Ask Question Asked 2 years, 4 months ago. collection.createIndex(Indexes.ascending("date"), new IndexOptions().expireAfter(1L, TimeUnit.MINUTES)); Ttl1.java You can use a TTL index for queries like a regular index. Method ensures that there is a TTL index on expireAt field. Overview. Spring Data mongodb hashed index. MongoSession extractPrincipal (MongoSession) - Method in class org.springframework.session.data.mongo. MongoTemplate and MongoRepository. MongoDB automatically deletes documents after the indexed date + specified amount of time has passed. Indexes — MongoDB Manual 6. The indexes are order by the value of the field specified in the index. Viewed 1k times 0 Preferably, using . Now lets get onto what this post is about, applying indexes to documents using Spring Data. 44. Spring Data mongodb hashed index. Update TTL Indexed Field expiry date later - MongoDB Index (Spring Session MongoDB 2.5.0 API) 1 2 3 4 5 6 7 How to disable spring-data-mongodb autoconfiguration in spring-boot. But those does not work with " index" annotation on sub-class.
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