T-SQL – DELETE Statement The SQL Server DELETE Query is used to delete the existing records from a table. You have to use WHERE clause with DELETE query to delete selected rows, otherwise all the records would be deleted. Syntax Following is the basic syntax of DELETE query with WHERE clause − DELETE FROM table_name […]
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T-SQL – Quick Guide T-SQL – Overview In 1970”s the product called ”SEQUEL”, structured English query language, developed by IBM and later SEQUEL was renamed to ”SQL” which stands for Structured Query Language. In 1986, SQL was approved by ANSI (American national Standards Institute) and in 1987, it was approved by ISO (International Standards Organization). […]
T-SQL – Numeric Functions MS SQL Server numeric functions can be applied on numeric data and will return numeric data. Following is the list of Numeric functions with examples. ABS() Absolute value will come as output for numeric expression. Example The following query will give the absolute value. Select ABS(-22) ACOS() Arc cosine value will […]