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27 maj 2011 · select * from foo where NOT( test-1 and test-2 and ( test-3 OR test-4 ) ) or select * from foo where not test-1 OR not test-2 OR ( not test-3 and not test-4 )
17 lip 2024 · The SQL WHERE clause is used to restrict the number of rows affected by a SELECT, UPDATE or DELETE query. The WHERE condition in SQL can be used in conjunction with logical operators such as AND and OR, comparison operators such as ,= etc.
29 kwi 2019 · To return the relevance of each result, simply include the MATCH() function in your list of columns to select. Example: SELECT MATCH(title, description) AGAINST('Iron Maiden') AS Relevance, title, description FROM film WHERE MATCH(title, description) AGAINST('Iron Maiden'); Result:
25 sty 2024 · The LIKE and NOT LIKE operators in MySQL are powerful tools for pattern matching in SQL queries. They are often used in the WHERE clause to search for a specified pattern in a column. This practical guide will demonstrate through a series of examples the use of these operators to filter data in MySQL 8, from basic to advanced level.
25 sty 2024 · In this tutorial, we will explore various MySQL comparison operators such as greater than (>), less than (<), equal to (=), and more, through concise explanations and code examples.
Learn to use MySQL's 'not equal' operator (<> or !=). This guide covers practical examples, interaction with other conditions, and nuances with NULL values.
In this syntax, CASE matches the value with the value1, value2, etc., for equality and return the corresponding result1, result2,… If the value does not equal to any value1 , value2 , … CASE returns the result in the ELSE clause if the ELSE clause is specified.
