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1 lut 2010 · UPDATE Table. SET A = CASE. WHEN A > 0 AND A < 1 THEN 1. WHEN A > 1 AND A < 2 THEN 2. ELSE A. END. WHERE A IS NOT NULL. Of course, in this specific example it's a little wasteful to set A to itself in the ELSE clause—better entirely to filter such conditions from the UPDATE, via the WHERE clause: UPDATE Table.
16 kwi 2016 · UPDATE Tests SET TestScore = CASE WHEN TestId = 10 THEN 1000 WHEN TestId = 11 THEN 1100 END, TestScore2 = CASE WHEN TestId = 10 THEN 2000 WHEN TestId = 11 THEN 2100 END WHERE TestId IN (10, 11) But what happens when there two conditions required, namely the joint combo of (TestId, TestSubId)?
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:
Use IF...THEN...ELSEIF...ELSE statement to evaluate multiple conditions sequentially and execute corresponding blocks of statements based on the first true condition, with an optional block of statements to execute if none of the conditions is true.
21 sie 2024 · The IF-THEN-ELSEIF-ELSE statement extends conditional logic by allowing multiple conditions to be tested sequentially. If the IF condition is false, the ELSEIF conditions are evaluated one by one. If none of the conditions are true, the ELSE block is executed.
15 mar 2012 · With the help of below mentioned query you can update salary field based on conditions. It's a single line update query to update multiple rows in a table based on conditions. UPDATE table SET salary = Case WHEN designation='developer' THEN salary + salary*0.20 WHEN designation='manager' THEN salary + salary*0.30 END
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.
