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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.
SQL includes operators and functions for calculating values on stored values. SQL allows the use of expressions in the select list to project data, as in the following example, which returns a list of books that cost more than 100.00 with an additional sales_tax column containing a sales tax figure calculated at 6% of the price.
Example of QBE query with joins, designed in Borland's Paradox database. Query by Example (QBE) is a database query language for relational databases.It was devised by Moshé M. Zloof at IBM Research during the mid-1970s, in parallel to the development of SQL. [1]
If multiple multimedia files exist in an item, the website generates a playlist for video or audio files, or a slide show for pictures. If an item contains at least one video or picture, the Archive generates a preview thumbnail that can be seen on collection pages and in searches. Items can contain mixed data such as music files with an album ...
"Questions and Answers" is a song by Scottish rock band Biffy Clyro, and was the second single to be released from their 2003 album, The Vertigo of Bliss; It was their first single to enter the top 40 of the UK Singles Chart, reaching a peak of number 26.
This is an accepted version of this page This is the latest accepted revision, reviewed on 26 January 2025. Family of Unix-like operating systems This article is about the family of operating systems. For the kernel, see Linux kernel. For other uses, see Linux (disambiguation). Operating system Linux Tux the penguin, the mascot of Linux Developer Community contributors, Linus Torvalds Written ...