Query language — Query languages are computer languages used to make queries into databases and information systems. Broadly, query languages can be classified according to whether they are database query languages or information retrieval query languages. The… … Wikipedia
Query optimization — is a function of many relational database management systems in which multiple query plans for satisfying a query are examined and a good query plan is identified. This may or not be the absolute best strategy because there are many ways of doing … Wikipedia
Query optimizer — The query optimizer is the component of a database management system that attempts to determine the most efficient way to execute a query. The optimizer considers the possible query plans for a given input query, and attempts to determine which… … Wikipedia
Query string — In the World Wide Web, a query string is the part of a URL that contains data to be passed to web applications such as CGI programs.When a web page is requested via the Hypertext Transfer Protocol, the server locates a file in its file system… … Wikipedia
Log P — Das Octanol/Wasser 2 Phasensystem ohne Zusatzstoff Der n Oktanol Wasser Verteilungskoeffizient Kow (auch Schreibweisen wie Octanol/Wasser Verteilungskoeffizient gebräuchlich und korrekt) ist ein dimensionsloser Verteilungskoeffizient, der das… … Deutsch Wikipedia
Log-Logit-Plot — Enzymgekoppelter Immunadsorptionstest (EIA) bzw. Enzyme Linked Immunosorbent Assay (ELISA) bezeichnet ein immunologisches Nachweisverfahren (Assay), das im Gegensatz zum Radioimmunoassay (RIA) nicht auf einer Radioaktivitätsmessung sondern auf… … Deutsch Wikipedia
Web query classification — Web query topic classification/categorization is a problem in information science. The task is to assign a Web search query to one or more predefined categories, based on its topics. The importance of query classification is underscored by many… … Wikipedia
Web search query — A web search query is a query that a user enters into web search engine to satisfy his or her information needs. Web search queries are distinctive in that they are unstructured and often ambiguous; they vary greatly from standard query languages … Wikipedia
Transaction log — Binary log redirects here. For logarithms in base 2, see Binary logarithm. In the field of databases in computer science, a transaction log (also database log or binary log) is a history of actions executed by a database management system to… … Wikipedia
Conjunctive query — In database theory, a conjunctive query is a restricted form of first order queries. A large part of queries issued on relational databases can be written as conjunctive queries, and large parts of other first order queries can be written as… … Wikipedia
Logit-Log-Plot — Enzymgekoppelter Immunadsorptionstest (EIA) bzw. Enzyme Linked Immunosorbent Assay (ELISA) bezeichnet ein immunologisches Nachweisverfahren (Assay), das im Gegensatz zum Radioimmunoassay (RIA) nicht auf einer Radioaktivitätsmessung sondern auf… … Deutsch Wikipedia
