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Referral Whois (RWhois) is an extension of the original WHOIS protocol and service. RWhois extends the concepts of WHOIS in a scalable, hierarchical fashion, potentially creating a system with a tree-like architecture. Queries are deterministically routed to servers based on hierarchical labels, reducing a query to the primary repository of ...
The Shared Whois Project (SWIP) is the process used to submit, maintain and update information to ensure up-to-date and efficient maintenance of WHOIS records, as structured in RFC 1491. [1]
It can sometimes be useful to run queries against this database to extract information that is otherwise hard to find. For example: Articles with H.M.S. in their title that have not been edited for 12 months. Redirects with fewer than 20 incoming links that redirect to categories; All red links on pages within the scope of a particular WikiProject
IGDB (Internet Games Database) IMDb (Internet Movie Database) INDUCKS; IndexMaster; Informit (database) Inorganic Crystal Structure Database; Interment.net
A query language, like for example Structured Query Language (SQL), is used to prepare the queries. SQL is an American National Standards Institute (ANSI) standardized query language developed specifically to write database queries. Each database management system may have its own language, but most are relational. [clarification needed]
This is a page for requesting one-off database queries for certain criteria. Users who are interested and able to perform SQL queries on the projects can provide results from the Quarry website. You may also be interested in the following: If you are interested in writing SQL queries or helping out here, visit our tips page.
Databases allow logical queries such as the use of multi-field Boolean logic, while full-text searches do not. "Crawling" (a human by-eye search) is not necessary to find information stored in a database because the data is already structured. Indexing the data allows for faster searches.
The Entrez front page provides, by default, access to the global query. All databases indexed by Entrez can be searched via a single query string, supporting Boolean operators and search term tags to limit parts of the search statement to particular fields. This returns a unified results page, that shows the number of hits for the search in ...