A join clause in the Structured Query Language (SQL) combines columns from one or more tables into a new table. The operation corresponds to a join operation...

computing: Join (relational algebra), a binary operation on tuples corresponding to the relation join of SQL Join (SQL), relational join, a binary operation...

NoSQL (originally referring to "non-SQL" or "non-relational") is an approach to database design that focuses on providing a mechanism for storage and...

reserved. SQL SQL syntax List of relational database management systems "Appendix C. SQL Key Words". PostgreSQL documentation. The PostgreSQL Global Development...

In SQL, null or NULL is a special marker used to indicate that a data value does not exist in the database. Introduced by the creator of the relational...

has always a set or replace semantics. Join in particular: Join (SQL) join (Unix) "E.1. Release 15". PostgreSQL Documentation. 13 October 2022. Archived...

Structured Query Language (SQL) (pronounced S-Q-L; historically "sequel") is a domain-specific language used to manage data, especially in a relational...

2008 SQL Server 2008 R2 SQL Server 2012 SQL Server 2014 SQL Server 2016 SQL Server 2017 SQL Server 2019 SQL Server 2022 From SQL Server 2016 onward, the...

SQL:2023 or ISO/IEC 9075:2023 (under the general title "Information technology – Database languages – SQL") is the ninth edition of the ISO (1987) and...

Transact-SQL (T-SQL) is Microsoft's and Sybase's proprietary extension to the SQL (Structured Query Language) used to interact with relational databases...

operations in SQL is a type of operations which allow the results of multiple queries to be combined into a single result set. Set operators in SQL include...

The SQL SELECT statement returns a result set of rows, from one or more tables. A SELECT statement retrieves zero or more rows from one or more database...

An SQL UPDATE statement changes the data of one or more records in a table. Either all the rows can be updated, or a subset may be chosen using a condition...

Therefore, an ORDER BY clause in the view definition is meaningless; the SQL standard (SQL:2003) does not allow an ORDER BY clause in the subquery of a CREATE...

SQL-92 was the third revision of the SQL database query language. Unlike SQL-89, it was a major revision of the standard. Aside from a few minor incompatibilities...

database management system (RDBMS) emphasizing extensibility and SQL compliance. PostgreSQL features transactions with atomicity, consistency, isolation,...

released in 1989. On June 12, 1988, Microsoft joined Ashton-Tate and Sybase to create a variant of Sybase SQL Server for IBM OS/2 (then developed jointly...

databases, particularly query languages for such databases, chief among which is SQL. Relational databases store tabular data represented as relations. Queries...

The syntax of the SQL programming language is defined and maintained by ISO/IEC SC 32 as part of ISO/IEC 9075. This standard is not freely available....

collection of native Win32 ports of common GNU Unix-like utilities. Textutils Join (SQL) Relational algebra List of Unix commands printf – Shell and Utilities...

procedures, and SQL Server constraints. The views and stored procedures can significantly reduce the network traffic for multi-table joins. SQL Server supports...

extends the language by the addition of query expressions, which are akin to SQL statements, and can be used to conveniently extract and process data from...

A HAVING clause in SQL specifies that an SQL SELECT statement must only return rows where aggregate values meet the specified conditions.: 125–127  HAVING...

MySQL AB and joined the company to take over the development of graphical user interface (GUI) tools for MySQL. This led to the creation of the MySQL GUI...

Unicode is new in version 10.0. Note (5): MySQL provides GUI interface through MySQL Workbench. Note (6): OpenEdge SQL database engine uses Referential Integrity...

(including PrestoDB, and PrestoSQL which was re-branded to Trino) is a distributed query engine for big data using the SQL query language. Its architecture...

its SQL form, as the data is stored in its original object representation and relationships are directly represented, rather than requiring join tables/operations...

Many relational database systems are equipped with the option of using SQL (Structured Query Language) for querying and updating the database. The concept...

MySQL Cluster is a technology providing shared-nothing clustering and auto-sharding for the MySQL database management system. It is designed to provide...

SQL Database Studio is professional client for Microsoft SQL Server developed by Jan Prochazka in Czech Republic. SQL Database Studio (SDS) is used by...