• In the database structured query language (SQL), the DELETE statement is used to remove one or more records from a table. A subset may be defined for deletion...
    5 KB (593 words) - 06:57, 16 December 2023
  • the DELETE and UPDATE statements. Transact-SQL is central to using Microsoft SQL Server. All applications that communicate with an instance of SQL Server...
    6 KB (704 words) - 10:07, 8 June 2023
  • Thumbnail for Data definition language
    manipulation language Data query language Select (SQL) Insert (SQL) Update (SQL) Delete (SQL) Truncate (SQL) Olle, T. William (1978). The Codasyl Approach...
    9 KB (1,002 words) - 19:09, 27 November 2024
  • Manipulation Language (DML). The scope of SQL includes data query, data manipulation (insert, update, and delete), data definition (schema creation and modification)...
    45 KB (4,047 words) - 08:39, 14 June 2025
  • In SQL, the TRUNCATE TABLE statement is a data manipulation language (DML) operation that deletes all rows of a table without causing a triggered action...
    3 KB (410 words) - 20:58, 25 January 2025
  • In computer programming, create, read, update, and delete (CRUD) are the four basic operations (actions) of persistent storage. CRUD is also sometimes...
    8 KB (753 words) - 13:38, 24 May 2025
  • database management system uses SQL MERGE (also called upsert) statements to INSERT new records or UPDATE or DELETE existing records depending on whether...
    10 KB (1,014 words) - 21:05, 31 March 2025
  • Thumbnail for Microsoft SQL Server
    Microsoft SQL Server is a proprietary relational database management system developed by Microsoft using Structured Query Language (SQL, often pronounced...
    61 KB (7,167 words) - 05:20, 24 May 2025
  • Thumbnail for SQL injection
    In computing, SQL injection is a code injection technique used to attack data-driven applications, in which malicious SQL statements are inserted into...
    47 KB (4,983 words) - 02:36, 9 June 2025
  • (inserting), deleting, and modifying (updating) data in a database. A DML is often a sublanguage of a broader database language such as SQL, with the DML...
    5 KB (550 words) - 19:14, 27 November 2024
  • Thumbnail for PostgreSQL
    database management system (RDBMS) emphasizing extensibility and SQL compliance. PostgreSQL features transactions with atomicity, consistency, isolation,...
    103 KB (8,668 words) - 19:59, 15 June 2025
  • rows to be deleted in a Delete statement. FROM is an SQL reserved word in the SQL standard. The FROM clause is used in conjunction with SQL statements...
    3 KB (254 words) - 20:59, 6 February 2023
  • reserved. SQL SQL syntax List of relational database management systems Page listing all reserved words in the SQL standard, from SQL-92 to SQL:2016: Standard...
    113 KB (179 words) - 16:43, 16 April 2025
  • a row in a table to be updated or deleted. The SQL:2003 standard defines positioned update and positioned delete SQL statements for that purpose. Such...
    12 KB (1,616 words) - 20:58, 25 January 2025
  • Data control language (category SQL)
    insert data to a database, delete or update data in a database, or retrieve data from a database. Though database systems use SQL, they also have their own...
    8 KB (1,011 words) - 16:25, 27 January 2025
  • layouts based on the SQL database; create, edit, and delete SQL records via FileMaker layouts and functions; and reference SQL fields in FileMaker calculations...
    32 KB (2,328 words) - 18:17, 29 May 2025
  • (in SQL) is a temporary named result set, derived from a simple query and defined within the execution scope of a SELECT, INSERT, UPDATE, or DELETE statement...
    14 KB (1,375 words) - 17:14, 30 May 2025
  • PL/SQL (Procedural Language for SQL) is Oracle Corporation's procedural extension for SQL and the Oracle relational database. PL/SQL is available in Oracle...
    31 KB (3,904 words) - 12:19, 7 August 2024
  • Database trigger (redirect from SQL trigger)
    required (SQL Server allows nesting but not recursion, by default.) Firebird's triggers use NEW and OLD context variables (not Inserted and Deleted tables...
    19 KB (2,443 words) - 08:33, 30 January 2025
  • 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...
    7 KB (936 words) - 08:21, 29 September 2024
  • Industrial Union Department, a department of the AFL-CIO Insert, Update, and Delete SQL operations This disambiguation page lists articles associated with the...
    452 bytes (93 words) - 18:57, 2 July 2024
  • 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....
    35 KB (3,960 words) - 20:43, 24 May 2025
  • Thumbnail for Cosmos DB
    Cosmos DB (category NoSQL)
    distribution. The SQL API lets clients create, update and delete containers and items. Items can be queried with a read-only, JSON-friendly SQL dialect. As...
    18 KB (2,164 words) - 21:42, 20 April 2025
  • Thumbnail for Null (SQL)
    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...
    61 KB (7,610 words) - 11:03, 4 May 2025
  • Foreign key (category SQL)
    (and of course, also don't delete from me, but that's not the main point here)." RESTRICT is not supported by Microsoft SQL 2012 and earlier. NO ACTION...
    15 KB (2,072 words) - 12:52, 19 January 2025
  • intricacies of the NoSQL store enabling users to create, delete, and alter SQL tables, views, indexes, and sequences; insert and delete rows singly and in...
    5 KB (306 words) - 16:50, 29 May 2025
  • Thumbnail for Database
    majority use SQL for writing and querying data. In the 2000s, non-relational databases became popular, collectively referred to as NoSQL, because they...
    78 KB (9,882 words) - 23:59, 9 June 2025
  • Microsoft SQL Server Integration Services (SSIS) is a component of the Microsoft SQL Server database software that can be used to perform a broad range...
    12 KB (1,204 words) - 00:11, 19 March 2025
  • Thumbnail for HeidiSQL
    HeidiSQL is a free and open-source administration tool for MariaDB, MySQL, as well as Microsoft SQL Server, PostgreSQL and SQLite. Its codebase was originally...
    8 KB (805 words) - 04:01, 19 May 2025
  • User-defined function (category SQL)
    compiling a SQL statement. SQL-data access - tells the database management system whether the function contains no SQL statements (NO SQL), contains SQL statements...
    9 KB (1,257 words) - 10:58, 14 December 2023