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Syntax. IF (condition, value_if_true, value_if_false) Parameter Values. Technical Details. Works in: From MySQL 4.0. More Examples. Example. Return 5 if the condition is TRUE, or 10 if the condition is FALSE: SELECT IF (500<1000, 5, 10); Try it Yourself » Example. Test whether two strings are the same and return "YES" if they are, or "NO" if not:
I've been trying to figure out how I can make a query with MySQL that checks if the value (string $haystack) in a certain column contains certain data (string $needle), like this: SELECT * FROM `table` WHERE `column`.contains('{$needle}')
12 lut 2024 · Check if String Contains Certain Data in MySQL Table Using SELECT With the LOCATE() Function. One effective method to check if a particular string occurs in a MySQL table is by utilizing the SELECT statement along with the LOCATE() function.
Summary. Use IF...THEN statement to conditionally execute a block of statements based on the evaluation of a specified condition. Use IF...THEN...ELSE statement to execute a block of statements if a specified condition is true and an alternative block of statements if the condition is false.
11 lip 2024 · SELECT IF (1 > 3, 'true', 'false'); -- The IF function checks if the condition '1 > 3' is true; if it is, it returns 'true', otherwise it returns 'false'. Explanation: The SELECT statement is used to evaluate expressions and return the result.
The IF statement can have THEN, ELSE, and ELSEIF clauses, and it is terminated with END IF. If a given search_condition evaluates to true, the corresponding THEN or ELSEIF clause statement_list executes. If no search_condition matches, the ELSE clause statement_list executes.
MySQL IF function is one of the MySQL control flow functions that returns a value based on a condition. The IF function is sometimes referred to as IF ELSE or IF THEN ELSE function. The syntax of the MySQL IF function is as follows: IF(expr,if_true_expr,if_false_expr) Code language: SQL (Structured Query Language) (sql)
