Breaking News: Grepper is joining You.com. Read the official announcement!

mysql split explode

Enrybi answered on April 7, 2022 Popularity 10/10 Helpfulness 1/10

answer mysql split explode

related String split in MySQL

mysql split explode

Comment

DELIMITER $$

DROP PROCEDURE IF EXISTS explode_table $$
CREATE PROCEDURE explode_table(bound VARCHAR(255))

  BEGIN

    DECLARE id INT DEFAULT 0;
    DECLARE value TEXT;
    DECLARE occurance INT DEFAULT 0;
    DECLARE i INT DEFAULT 0;
    DECLARE splitted_value INT;
    DECLARE done INT DEFAULT 0;
    DECLARE cur1 CURSOR FOR SELECT table1.id, table1.value
                                         FROM table1
                                         WHERE table1.value != '';
    DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = 1;

    DROP TEMPORARY TABLE IF EXISTS table2;
    CREATE TEMPORARY TABLE table2(
    `id` INT NOT NULL,
    `value` VARCHAR(255) NOT NULL
    ) ENGINE=Memory;

    OPEN cur1;
      read_loop: LOOP
        FETCH cur1 INTO id, value;
        IF done THEN
          LEAVE read_loop;
        END IF;

        SET occurance = (SELECT LENGTH(value)
                                 - LENGTH(REPLACE(value, bound, ''))
                                 +1);
        SET i=1;
        WHILE i <= occurance DO
          SET splitted_value =
          (SELECT REPLACE(SUBSTRING(SUBSTRING_INDEX(value, bound, i),
          LENGTH(SUBSTRING_INDEX(value, bound, i - 1)) + 1), ',', ''));

          INSERT INTO table2 VALUES (id, splitted_value);
          SET i = i + 1;

        END WHILE;
      END LOOP;

      SELECT * FROM table2;
    CLOSE cur1;
  END; $$

Popularity 10/10 Helpfulness 1/10 Language sql

Source: www.marcogoncalves.com

Tags: explode mysql sql

Link to this answer
Share Copy Link

Contributed on Apr 07 2022

Enrybi

0 Answers Avg Quality 2/10

Closely Related Answers

String split in MySQL

Comment

SELECT SUBSTRING_INDEX(SUBSTRING_INDEX(colors, ',', 1), ',', -1) as colorfirst,
       SUBSTRING_INDEX(SUBSTRING_INDEX(colors, ',', 2), ',', -1) as colorsecond
....
       SUBSTRING_INDEX(SUBSTRING_INDEX(colors, ',', n), ',', -1) as colornth
  FROM product;

Popularity 9/10 Helpfulness 4/10 Language sql

Source: stackoverflow.com

Tags: mysql mysq

Link to this answer
Share Copy Link

Contributed on Apr 25 2023

Xerothermic Xenomorph

0 Answers Avg Quality 2/10

mysql split explode

Contents

More Related Answers

mysql split explode

Closely Related Answers

String split in MySQL

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.