Search engine scraping Search engine scraping Search engine scraping is the process of harvesting URLs, descriptions, or other information from search engines such as Google, Bing or Yahoo. This is a specific form of screen scraping or web scraping dedicated to search engines only. Most commonly larger search engine optimization (SEO) providers depend on regularly scraping keywords from search engines, especially Google, to monitor the competitive position of their customers' websites for relevant keywords or their indexing status. Search engines like Google do not allow any sort of automated access to their service but from a legal point of view there is no
Database search engine Database search engine A database search engine is a search engine that operates on material stored in a digital database. Categories of search engine software include: The largest online directories, such as Google and Yahoo, utilize thousands of computers to process billions of website documents using web crawlers or spiders (software), returning results for thousands of searches per second. Processing high query volumes requires software to run in a distributed environment with redundancy. Searching for textual content in databases or structured data formats (such as XML and CSV) presents special challenges and opportunities which specialized search engines resolve. Databases allow