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...
17 KB (2,458 words) - 14:05, 10 October 2024
The Indexed Database API (commonly referred to as IndexedDB) is a JavaScript application programming interface (API) provided by web browsers for managing...
9 KB (595 words) - 00:40, 11 August 2024
A database composite index or multi-column index is an index that is based on several columns. "MySQL 5.0 Reference Manual". v t e...
419 bytes (25 words) - 13:18, 8 January 2015
information technology, the term database is often used to refer to any collection of related data (such as a spreadsheet or a card index) as size and usage requirements...
75 KB (9,581 words) - 07:23, 28 September 2024
ContactPoint (redirect from National Child Database)
the working titles of Information Sharing Index (or IS Index or ISI) and the Children's Index. The database, created under the Children Act 2004, cost...
46 KB (4,768 words) - 21:28, 26 September 2024
IATA maintains a database of travel information worldwide and all destinations that are in the IATA database are considered by the index. However, because...
117 KB (2,180 words) - 10:39, 15 October 2024
systems like MongoDB and CouchDB. A spatial index is used by a spatial database to optimize spatial queries. Database systems use indices to quickly look up...
22 KB (2,037 words) - 06:47, 14 June 2024
In optics, the refractive index (or refraction index) of an optical medium is a dimensionless number that gives the indication of the light bending ability...
78 KB (8,738 words) - 21:55, 22 September 2024
computer science, an inverted index (also referred to as a postings list, postings file, or inverted file) is a database index storing a mapping from content...
8 KB (875 words) - 18:34, 12 August 2023
this database, termed "Specialty Citation Indexes", such as the Neuroscience Citation Index and the Chemistry Citation Index, however these databases are...
11 KB (892 words) - 14:04, 11 October 2024
flat-file database is a database stored in a file called a flat file. Records follow a uniform format, and there are no structures for indexing or recognizing...
10 KB (1,251 words) - 19:35, 13 June 2024
The Roud Folk Song Index is a database of around 250,000 references to nearly 25,000 songs collected from oral tradition in the English language from...
11 KB (1,303 words) - 03:27, 13 September 2024
Web of Science (redirect from Conference Proceedings Citation Index)
consists of six online indexing databases: Science Citation Index Expanded (SCIE), previously entitled Science Citation Index, covers more than 9,200...
27 KB (2,935 words) - 20:44, 20 September 2024
A citation index is a kind of bibliographic index, an index of citations between publications, allowing the user to easily establish which later documents...
30 KB (3,349 words) - 08:56, 10 July 2024
A relational database (RDB) is a database based on the relational model of data, as proposed by E. F. Codd in 1970. A database management system used...
32 KB (3,839 words) - 20:18, 9 September 2024
synonyms, value ranges, indexes, users, and user groups are stored. It is an architecture product that documents the database's content and data quality...
2 KB (158 words) - 09:13, 28 September 2024
The Combined DNA Index System (CODIS) is the United States national DNA database created and maintained by the Federal Bureau of Investigation. CODIS...
24 KB (2,561 words) - 05:57, 29 August 2024
profiles and 200,000 samples. The United States national DNA database is called Combined DNA Index System (CODIS). It is maintained at three levels: national...
60 KB (7,121 words) - 19:04, 8 May 2024
Corporation. Columnstore Indexes: Overview. https://docs.microsoft.com/en-us/sql/relational-databases/indexes/columnstore-indexes-overview . Accessed March...
36 KB (2,852 words) - 20:00, 17 July 2024
Oracle Database (commonly referred to as Oracle DBMS, Oracle Autonomous Database, or simply as Oracle) is a proprietary multi-model database management...
23 KB (1,378 words) - 05:53, 2 October 2024
Several improvements to graph databases appeared in the early 1990s, accelerating in the late 1990s with endeavors to index web pages. In the mid-to-late...
51 KB (4,647 words) - 02:57, 16 October 2024
index in cooperation with the World Wide Fund for Nature (WWF). As of 2022, the index is statistically created from journal studies, online databases...
18 KB (1,874 words) - 07:56, 12 October 2024
The MANTIS Database (Manual, Alternative and Natural Therapy Index System) is an index of English-language and selected other-language biomedical journal...
2 KB (180 words) - 19:18, 18 June 2022
The Alternative Press Index (API) is an American bibliographic database that indexes politically progressive publications. Founded in 1969, the journal...
2 KB (167 words) - 21:10, 13 November 2023
Database management systems provide multiple types of indexes to improve performance and data integrity across diverse applications. Index types include...
4 KB (491 words) - 20:06, 24 April 2024
size, list of files) which are indexed and inserted into a database. For end users, BTDigg provides a full-text database search via a Web interface. The...
8 KB (680 words) - 05:51, 21 September 2024
publishers and database companies employ indexers. Before indexing software existed, indexes were created using slips of paper or, later, index cards. After...
24 KB (2,946 words) - 22:23, 4 September 2024
vendors, or directly from their makers: the indexing and abstracting services. Many bibliographic databases have evolved into digital libraries, providing...
5 KB (520 words) - 19:07, 5 July 2024
its graph database with vector search". itbrief. 2023-08-22. "Vector search indexes". neo4j. "Neo4j licensing". "Top Fifteen Vector Databases". db-engines...
21 KB (1,558 words) - 17:24, 8 October 2024
of such databases. The 2018 issue has a list of about 180 such databases and updates to previously described databases. Omics Discovery Index can be used...
36 KB (2,838 words) - 00:31, 17 August 2024