Sql

SQL (/ˈɛs kjuː ˈɛl/, or /ˈsiːkwəl/; Structured Query Language) is a special-purpose programming language designed for managing data held in a relational database management system (RDBMS).Originally based upon relational algebra and tuple relational calculus, SQL consists of a data definition language and a data manipulation language. The scope of SQL includes data insert, query, update and delete, schema creation and modification, and data access control. Although SQL is often described as, and to a great extent is, a declarative language (4GL), it also includes procedural elements.SQL was one of the first commercial languages for Edgar F.
Posts about Sql
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  • Facebook Tweaks Safety Check

    … data and perform SQL queries to launch, which meant we depended on a few employees all located in one time zone. Unfortunately, disasters can strike at any moment and with little notice, so we built a new internal tool that enables trained teams across time zones to activate Safety Check any time of day for any event in the world, without having…

    David Cohen/ Inside Facebookin Social Facebook- 14 readers -
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