Build innovative search attributes with AppSearch

Build sophisticated search features with AppSearch

Posted by Dan Saadati, Software Engineer, and also Hanaa ElAzizi, Technical Program Manager

Introducing AppSearch in Jetpack, currently offered in Alpha. AppSearch is an on-device search collection which offers high efficiency and also feature-rich full-text search capability.

With AppSearch, your application can:

  • Offer offline search abilities as AppSearch information lives entirely on-device.
  • Have reduced latency for indexing and also quizing over huge information collections contrasted to SQLite, as a result of reduced I/O usage.
  • Provide appropriate search results page with integrated racking up approaches, such as BM25F.
  • Provide multi-language assistance for message search.
  • Issue a solitary inquiry to obtain information of several information kinds contrasted to providing one inquiry per information enter SQLite.

In AppSearch, you require to develop a data source to handle organized information, called “documents”. You after that specify what the framework appears like utilizing “schema types”. For circumstances, you can design a message as a schema kind with homes such as subject, body, and also sender.

Documents that are contributed to your data source can be quized over. Querying for “body:fruit” will certainly obtain all files with the term “fruit” in the “body” of the Message.

Diagram illustrating the indexing of grocery list items in AppSearch, and searching for those items later

Diagram highlighting indexing and also looking within AppSearch

To display just how an application may incorporate AppSearch, take this instance of a grocery store checklist application. Users can include grocery store products to their checklist to describe when they’re out buying. Since AppSearch supplies multi-language assistance by default, customers can additionally consist of specialized components for their international dishes. Users include a product by keying in the name and also choosing the shop and also group it comes from. The individual can look by thing name and also choose filters for shop or group. AppSearch will certainly return coordinating outcomes for the application to present.

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Ready to study utilizing AppSearch to enhance your application’s search capability? Check out the AppSearch overview and also begin utilizing it in your application.

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