Techniques are provided for data-discriminate search engine updates, where, in accordance with a first crawling session frequency associated with a first update type, a search engine index is updated by recording an update to a first set of data, where the update to the first set of data is of the first update type, and, in accordance with a second crawling session frequency associated with a second update type, the search engine index is updated by recording an update to a second set of data, where the update to the second set of data is of the second update type, where the first crawling session frequency is of a different frequency than the second crawling session frequency.