Obtaining and verifying search indices

摘要

Electronic items may be searched using search indices. A user device may determine a manner in which to obtain a search index for an electronic item from among multiple possible manners of obtaining the search index, and the search index may be obtained in the determined manner. Verification may also be performed to determine if electronic items stored in memory of the user device have changed.

主权项

1. A method comprising:
receiving an electronic item at a device; receiving, by the device, a hint indicating whether a searchable index comprising an item index of terms for the electronic item is available for download by the device; determining, by the device, based on the hint a manner in which to obtain the searchable index for the electronic item from among multiple possible manners of obtaining the searchable index, the possible manners of obtaining the searchable index include generating the searchable index at the device and downloading the searchable index from a remote data store; and obtaining the searchable index in the determined manner.