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Typically, grouping is used to apply some sort of aggregate function for each group. [1] [2] The result of a query using a GROUP BY statement contains one row for each group. This implies constraints on the columns that can appear in the associated SELECT clause. As a general rule, the SELECT clause may only contain columns with a unique value ...
Reserved words in SQL and related products In SQL:2023 [3] In IBM Db2 13 [4] In Mimer SQL 11.0 [5] In MySQL 8.0 [6] In Oracle Database 23c [7] In PostgreSQL 16 [1] In Microsoft SQL Server 2022 [2]
Oracle, SQL Server: 8.1 Proprietary: 2014 Yes Yes Yes Contegro: ASP.NET: SQL Server: 4.0.0 Proprietary: 2010-17-11 Yes Yes No CoreMedia Content Cloud: Java JDBC-compliant databases, MongoDB: v11 Proprietary: 2021-12-10 Yes Yes Yes dotCMS: Java Oracle, SQL Server, MySQL, PostgreSQL: 5.2.4 Proprietary: 2020-01-24 Yes Yes Yes Elcom CMS: ASP.NET ...
Laravel 9 was released on February 8, 2022. [12] Laravel 10 was released on February 14, 2023. [20] Laravel 11 was released on March 12, 2024. It was announced on the Laravel blog and other social media, it was also discussed in detail at Laracon EU in Amsterdam on 5–6 February. [21] Along with Laravel 11, a first-party websocket server ...
SQL was initially developed at IBM by Donald D. Chamberlin and Raymond F. Boyce after learning about the relational model from Edgar F. Codd [12] in the early 1970s. [13] This version, initially called SEQUEL (Structured English Query Language), was designed to manipulate and retrieve data stored in IBM's original quasirelational database management system, System R, which a group at IBM San ...
Tobias Ratschiller, then an IT consultant and later founder of the software company Maguma, started to work on a PHP-based web front-end to MySQL in 1998, inspired by MySQL-Webadmin. He gave up the project (and phpAdsNew , of which he was also the original author) in 2000 because of lack of time.
SQLite (/ ˌ ɛ s ˌ k juː ˌ ɛ l ˈ aɪ t /, [4] [5] / ˈ s iː k w ə ˌ l aɪ t / [6]) is a free and open-source relational database engine written in the C programming language.It is not a standalone app; rather, it is a library that software developers embed in their apps.
Django's configuration system allows third party code to be plugged into a regular project, provided that it follows the reusable app [21] conventions. More than 5000 packages [ 22 ] are available to extend the framework's original behavior, providing solutions to issues the original tool didn't tackle: registration, search, API provision and ...