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[1] [2] The wiki is part of the FamilySearch website and was launched in 2007. It is a free-access, free-content online directory and handbook that uses a wiki platform to organize pages. Content is created collaboratively by a member base made up of FamilySearch employees, Mormon missionaries, and the wider online community. [3]
In text retrieval, full-text search refers to techniques for searching a single computer-stored document or a collection in a full-text database. Full-text search is distinguished from searches based on metadata or on parts of the original texts represented in databases (such as titles, abstracts, selected sections, or bibliographical references).
In 2011, the FamilySearch website received a major redesign. The previous site had allowed users to only search one database at a time, but the new version allowed sitewide searches of multiple databases. It also included the addition of more databases as well as some digitized and indexed microfilms. [21]
The relational algebra uses set union, set difference, and Cartesian product from set theory, and adds additional constraints to these operators to create new ones.. For set union and set difference, the two relations involved must be union-compatible—that is, the two relations must have the same set of attributes.
In database management, an aggregate function or aggregation function is a function where multiple values are processed together to form a single summary statistic. (Figure 1) Entity relationship diagram representation of aggregation. Common aggregate functions include: Average (i.e., arithmetic mean) Count; Maximum; Median; Minimum; Mode ...
The database schema is the structure of a database described in a formal language supported typically by a relational database management system (RDBMS). The term " schema " refers to the organization of data as a blueprint of how the database is constructed (divided into database tables in the case of relational databases ).
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FamilySearch Indexing is a volunteer project established and run by FamilySearch, a genealogy organization of the Church of Jesus Christ of Latter-day Saints.The project aims to create searchable digital indexes of scanned images of historical documents that are relevant to genealogy.