• An SQL INSERT statement adds one or more records to any single table in a relational database. Insert statements have the following form: INSERT INTO...
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  • A relational database management system uses SQL MERGE (also called upsert) statements to INSERT new records or UPDATE or DELETE existing records depending...
    10 KB (1,014 words) - 21:05, 31 March 2025
  • Transact-SQL (T-SQL) is Microsoft's and Sybase's proprietary extension to the SQL (Structured Query Language) used to interact with relational databases...
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  • (filmmaking) Insert key on a computer keyboard, used to switch between insert mode and overtype mode Insert (molecular biology) Insert (SQL) Fireplace insert Package...
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  • Thumbnail for PostgreSQL
    database management system (RDBMS) emphasizing extensibility and SQL compliance. PostgreSQL features transactions with atomicity, consistency, isolation,...
    104 KB (8,761 words) - 22:11, 22 July 2025
  • and data manipulation language (DML). The scope of SQL includes data query, data manipulation (insert, update, and delete), data definition (schema creation...
    45 KB (4,039 words) - 14:29, 16 July 2025
  • Thumbnail for SQL injection
    computing, SQL injection is a code injection technique used to attack data-driven applications, in which malicious SQL statements are inserted into an entry...
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  • adding (inserting), deleting, and modifying (updating) data in a database. A DML is often a sublanguage of a broader database language such as SQL, with...
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  • 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...
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  • Thumbnail for MySQL
    MySQL (/ˌmaɪˌɛsˌkjuːˈɛl/) is an open-source relational database management system (RDBMS). Its name is a combination of "My", the name of co-founder Michael...
    69 KB (6,514 words) - 13:23, 22 July 2025
  • are substituted during each execution, and typically use SQL DML statements such as INSERT, SELECT, or UPDATE. A common workflow for prepared statements...
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  • attacker inserts SQL commands. Also, some DBMS will check the parameter's type. However, a stored procedure that in turn generates dynamic SQL using the...
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  • 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
  • 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
  • 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...
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  • 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....
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  • or CTE, (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...
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  • Database trigger (redirect from SQL trigger)
    also implemented in PostgreSQL. The standard allows the execution of a number of SQL statements other than SELECT, INSERT, UPDATE, such as CREATE TABLE...
    19 KB (2,443 words) - 08:33, 30 January 2025
  • Thumbnail for SQLite
    SQLite (redirect from SQL Lite)
    generally follows PostgreSQL syntax, but does not enforce type checking by default. This means that one can, for example, insert a string into a column...
    37 KB (3,417 words) - 23:38, 7 July 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) - 07:24, 18 July 2025
  • Data control language (category SQL)
    tasks such as 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...
    8 KB (1,011 words) - 16:25, 27 January 2025
  • Thumbnail for Join (SQL)
    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...
    42 KB (4,784 words) - 18:34, 10 July 2025
  • SQL Insertion may refer to: SQL insertion attack Insert (SQL), statement in SQL This disambiguation page lists articles associated with the title Sql...
    118 bytes (45 words) - 05:20, 24 November 2019
  • SQL statements. Unlike embedded SQL, in which the SQL statements are inserted into the host programming language, SQL client modules are separate from...
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  • 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...
    33 KB (3,100 words) - 20:59, 25 January 2025
  • refer to: Transact-SQL BULK INSERT statement PL/SQL BULK COLLECT and FORALL statements MySQL LOAD DATA INFILE statement PostgreSQL COPY statement This...
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  • 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
  • implementation is very general: tables can be associated to SQL functions, which return a predicate as a SQL expression. Whenever a query is executed, the relevant...
    1 KB (151 words) - 10:41, 5 September 2021
  • 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) - 11:12, 23 June 2025
  • Java Database Connectivity (category SQL data access)
    executing statements. JDBC connections support update statements such as SQL's CREATE, INSERT, UPDATE and DELETE, or query statements such as SELECT. Additionally...
    21 KB (2,264 words) - 14:18, 27 February 2025