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The main academic full-text databases are open archives or link-resolution services, although others operate under different models such as mirroring or hybrid publishers. Such services typically provide access to full text and full-text search, but also metadata about items for which no full text is available.
Database index. A database index is a data structure that improves the speed of data retrieval operations on a database table at the cost of additional writes and storage space to maintain the index data structure. Indexes are used to quickly locate data without having to search every row in a database table every time said table is accessed.
Ancestry.com. For-profit genealogy company. Databases include Find a Grave, RootsWeb, a free genealogy community, and Newspapers.com. Archives.gov. US National Archives and Records Administration. Free online repository with a section dedicated to genealogical research [ 1] BALSAC. Population database of Quebec, Canada. Cyndi's List.
Interment.net. Internet Archive. Internet Broadway Database. Internet Movie Cars Database. Internet Movie Firearms Database. Internet Off-Broadway Database. Internet Public Library. Internet Speculative Fiction Database. Internet Theatre Database.
SQL was initially developed at IBM by Donald D. Chamberlin and Raymond F. Boyce after learning about the relational model from Edgar F. Codd [12] in the early 1970s. [13] This version, initially called SEQUEL (Structured English Query Language), was designed to manipulate and retrieve data stored in IBM's original quasirelational database management system, System R, which a group at IBM San ...
A relational database ( RDB[ 1]) is a database based on the relational model of data, as proposed by E. F. Codd in 1970. [ 2] A database management system used to maintain relational databases is a relational database management system ( RDBMS ). Many relational database systems are equipped with the option of using SQL (Structured Query ...
SQL Anywhere (formerly known as Sybase Adaptive Server Anywhere and Watcom SQL) Proprietary SQL Azure (Cloud SQL Server) Proprietary SQLBase: Proprietary SQLite: Public Domain SQream DB: Proprietary SAP Advantage Database Server (formerly known as Sybase Advantage Database Server) Proprietary Teradata: Proprietary TiDB: Apache License 2.0 ...
This category has the following 7 subcategories, out of 7 total. Databases in England (1 C, 24 P) Databases in Northern Ireland (1 C, 2 P) Databases in Scotland (1 C, 16 P) Databases in Wales (5 P)