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1 lut 2010 · How do I update a table and set different values upon the condition evaluating to True. For instance : UPDATE Table SET A = '1' IF A > 0 AND A < 1 SET A = '2' IF A > 1 AND A < 2 WHERE A IS NOT NULL;
In this article, we would like to show you UPDATE query with IF condition in MySQL. Quick solution: UPDATE `table_name` SET `column_name` = IF(condition , if_true, if_false); Practical example. To show UPDATE query with IF condition, we will use the following users table:
can also apply condition "IF EXISTS" or "IF NOT EXISTS". To create a table, you need to define all its columns, by providing the columns' name, type, and attributes.
The IF statement allows you to evaluate one or more conditions and execute the corresponding code block if the condition is true. The IF statement has three forms: IF...THEN statement: Evaluate one condition and execute a code block if the condition is true.
The MySQL UPDATE Statement. The UPDATE statement is used to modify the existing records in a table. UPDATE Syntax. UPDATE table_name. SET column1 = value1, column2 = value2, ... WHERE condition; Note: Be careful when updating records in a table! Notice the . WHERE clause in the UPDATE statement.
MySQL IF function Examples. Let’s practice with several examples to see how the MySQL IF function works. A simple IF function example. You can use the IF function directly in the SELECT statement without the FROM and other clauses as follows: SELECT IF (1 = 2, 'true', 'false'); -- false Code language: SQL (Structured Query Language) (sql)
Example. Return "YES" if the condition is TRUE, or "NO" if the condition is FALSE: SELECT IF(500<1000, "YES", "NO"); Try it Yourself » Definition and Usage. The IF () function returns a value if a condition is TRUE, or another value if a condition is FALSE. Syntax. IF (condition, value_if_true, value_if_false) Parameter Values. Technical Details.
