Count occurrences of a word in a row in MySQL

Question

I\'m making a search function for my website, which finds relevant results from a database. I\'m looking for a way to count occurrences of a word, but I need to ensure that

Answer 1

create a user defined function like this and use it in your query

DELIMITER $$

CREATE FUNCTION `getCount`(myStr VARCHAR(1000), myword VARCHAR(100))
    RETURNS INT
    BEGIN
    DECLARE cnt INT DEFAULT 0;
    DECLARE result INT DEFAULT 1;

    WHILE (result > 0) DO
    SET result = INSTR(myStr, myword);
    IF(result > 0) THEN 
        SET cnt = cnt + 1;
        SET myStr = SUBSTRING(myStr, result + LENGTH(myword));
    END IF;
    END WHILE;
    RETURN cnt;    

    END$$

DELIMITER ;

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