28 Mar '17, 4pm

#ElasticSearch for Ruby on Rails: A Tutorial to the Chewy Gem

#ElasticSearch for Ruby on Rails: A Tutorial to the Chewy Gem

Every index is observable by all the related models. Most indexed models are related to each other. And sometimes, it’s necessary to denormalize this related data and bind it to the same object (e.g., if you want to index an array of tags together with their associated article). Chewy allows you to specify an updatable index for every model, so corresponding articles will be reindexed whenever a relevant tag is updated. Index classes are independent from ORM/ODM models. With this enhancement, implementing cross-model autocompletion, for example, is much easier. You can just define an index and work with it in object-oriented fashion. Unlike other clients, the Chewy gem removes the need to manually implement index classes, data import callbacks, and other components. Bulk import is everywhere . Chewy utilizes the bulk Elasticsearch API for full reindexing and index updates....

Full article: http://www.devopsforyou.com/index.php/2017/03/28/elastics...

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