mysql中实现字符串分割sp_split

 
sp_split :
DELIMITER $$

CREATE DEFINER = 'test_user'@'%'
PROCEDURE sp_split (IN p_str varchar(2000), IN p_split varchar(50), p_table_insert varchar(50), p_col_insert varchar(50))
BEGIN
IF p_str > '' THEN
WHILE (INSTR(p_str, p_split) <> 0) DO
SET @value = SUBSTRING(p_str, 1, INSTR(p_str, p_split) - 1);
SET @sql = CONCAT('INSERT ', p_table_insert, '(', p_col_insert, ') VALUES (?)');
PREPARE stmt FROM @sql;
EXECUTE stmt USING @value;
SET p_str = INSERT(p_str, 1, INSTR(p_str, p_split), '');
END WHILE;
SET @value = p_str;
SET @sql = CONCAT('INSERT ', p_table_insert, '(', p_col_insert, ') VALUES (?)');
PREPARE stmt FROM @sql;
EXECUTE stmt USING @value;
DEALLOCATE PREPARE stmt;
END IF;
END
$$ DELIMITER ;
 
e.g.
 
 
CREATE TEMPORARY TABLE IF NOT EXISTS tmp_stock (stock_id int);
TRUNCATE TABLE tmp_ou;
CALL sp_split(p_ouid_list,',','tmp_ou','ou_id');
 
上一篇:Ubuntu编译protobuf


下一篇:Windows下编译Google.Protobuf在Qt(C++)中使用与Unity3d(C#)交互