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You need to nest the if statements. SELECT item_code, IF(category_code = 'HERR1', 'NO', IF(category_code = 'COLN5', 1, 2)) AS category_code, item_name, item_quantity FROM qa_items. Then the first if will fail and the nested if will evaluate. edited Jul 24, 2012 at 10:00. answered Mar 10, 2012 at 17:30.
22 lut 2017 · I want to write IF statement inside a Stored procedure in MySQL in the following way: IF (exp1 and exp2 and exp3) or exp4 I know MySQL will treat IF() as a function call.
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:
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.
The IF statement for stored programs implements a basic conditional construct. There is also an IF ()function, which differs from the IFstatement described here. See Section 14.5, “Flow Control Functions”. The IF statement can have THEN, ELSE, and ELSEIF clauses, and it is terminated with END IF. If a given search_condition evaluates to ...
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12 lut 2020 · Is it possible to select different fields inside a SELECT conditionally? Pseudocode: CREATE VIE myview AS SELECT. id, IF(signal_field == 1) firstname as first, lastname as last. ELSE. concat(firstname + lastname) as firstlast. FROM mytable; mysql. Share. Improve this question. asked Feb 12, 2020 at 11:26. membersound. 321 1 2 14. 1.
