使用java代码在mongoDB中创建复合索引（多个字段）

Question

public void createCompositeIndex(MongoClient mongo) {
    Document index = new Document("id_click", 1).append("id_address", 1);
    MongoCollection<Document> collection = mongo.getDatabase("db").getCollection("Collection");
    collection.createIndex(index, new IndexOptions());
}

Answer 1

来自official examples for the MongoDB Java Driver 3.4：

where data @> '{"id":1884595530}'::jsonb