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Transact-SQL (T-SQL) is Microsoft's and Sybase's proprietary extension to the SQL (Structured Query Language) used to interact with relational databases.T-SQL expands on the SQL standard to include procedural programming, local variables, various support functions for string processing, date processing, mathematics, etc. and changes to the DELETE and UPDATE statements.
CREATE TRIGGER HistoryTable ON OriginalTable FOR INSERT, DELETE, UPDATE AS DECLARE @ Now DATETIME SET @ Now = GETDATE /* deleting section */ UPDATE HistoryTable SET EndDate = @ Now WHERE EndDate IS NULL AND Column1 = OLD.
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]
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. Despite the existence of the standard, SQL code is not completely portable among different database systems without adjustments.
A data control language (DCL) is a syntax similar to a computer programming language used to control access to data stored in a database (authorization).In particular, it is a component of Structured Query Language (SQL).
"For those eight miserable years I had been treated, at some of our finest medical institutions, with medication for a type of headache that I do not have," she posted on Instagram in October.
In computing, a connection string is a string that specifies information about a data source and the means of connecting to it. It is passed in code to an underlying driver or provider in order to initiate the connection.
Some fish are better than others for your health. Read on to see the difference.