mysql 저장 프로 시저 재귀가 변수를 전달하지 않음

Question

안녕하세요, MySQL에서 작동하도록하는 데 문제가 있습니다.

DELIMITER $$ 
DROP PROCEDURE IF EXISTS `insert_v5tag_count` $$ 
CREATE DEFINER=`root`@`localhost` PROCEDURE `insert_v5tag_count`(IN call_tag_id INT,IN rel_tag_id VARCHAR(100),IN inp_object_id VARCHAR(100),IN level_num VARCHAR(100)) 
BEGIN 

DECLARE done2 INT; 
DECLARE i_tag_id2 INT; 
DECLARE i_tag_id3 INT; 
DECLARE ins_query2 VARCHAR(500); 
DECLARE level_num2 INT; 
DECLARE not_tag_id VARCHAR(500); 

DECLARE tag_cur2 CURSOR FOR 
SELECT tag_id FROM tagsV5_objects WHERE `object_type` = 6 AND `object_id` = inp_object_id AND `tag_id` != 0 AND `tag_id` != call_tag_id AND `tag_id` NOT IN(rel_tag_id); 

DECLARE CONTINUE HANDLER FOR NOT FOUND SET done2=1; 

OPEN tag_cur2; 
    tag_loop2:LOOP 
    FETCH tag_cur2 INTO i_tag_id2; 

    IF done2=1 THEN 
    LEAVE tag_loop2; 
    END IF; 

    SET ins_query2 = concat('insert into tagsV5_count SET tag_id = ',i_tag_id2,',level ="',level_num,'",object_type = 6,relationship_tag_id = "',call_tag_id,'",count = 1 ON DUPLICATE KEY UPDATE count = count + 1;'); 
    # select ins_query; 
    set @ins_query2=ins_query2; 
    PREPARE ins_query2 from @ins_query2; 
    EXECUTE ins_query2; 


    SET level_num2 = level_num + 1; 

    SET not_tag_id = CONCAT(rel_tag_id,','); 

    SET not_tag_id = CONCAT(not_tag_id,i_tag_id2); 

    CALL insert_v5tag_count(i_tag_id2,not_tag_id,inp_object_id,level_num2); 



END LOOP; 
CLOSE tag_cur2; 



END $$ 

DELIMITER ; 

SET @@session.max_sp_recursion_depth = 100; 
CALL insert_v5tag_count(0,1,1509410,1); 

기본적으로 not_tag_id는 연결을 원하지 않고 다음 함수로 넘어가려고하지 않기 때문에 어떤 아이디어라도 좋습니다. 나는 지금 키보드에 얼굴을 대고있다.

도움 주셔서 감사합니다. 리처드

Answer 1

DELIMITER $$ 
DROP PROCEDURE IF EXISTS `fix_tag_relationship` $$ 
CREATE DEFINER=`root`@`localhost` PROCEDURE `fix_tag_relationship`() 
BEGIN 

DECLARE i_tag_id INT; 
DECLARE i_object_id INT; 


DECLARE i_tag_id2 INT; 
DECLARE i_object_id2 INT; 

DECLARE ins_query2 VARCHAR(500); 
DECLARE done INT; 


DECLARE tag_cur CURSOR FOR 
SELECT tag_id,object_id FROM tagsV5_objects WHERE object_type = 6 AND tag_id != 0; 

DECLARE CONTINUE HANDLER FOR NOT FOUND SET done=1; 

SET ins_query2 = concat('TRUNCATE debug;'); 
    # select ins_query; 
    set @ins_query2=ins_query2; 
    PREPARE ins_query2 from @ins_query2; 
    EXECUTE ins_query2; 


OPEN tag_cur; 
tag_loop:LOOP 
    FETCH tag_cur INTO i_tag_id,i_object_id; 

    IF done=1 THEN 
    LEAVE tag_loop; 
    END IF; 

    # ok need to get all the photos with this tag and get the tags related to this one and store them at the appripriate level 
    CALL insert_v5tag_count(i_tag_id,i_tag_id,i_object_id,1); 


    /*SET ins_query=concat('insert into tagsV5_count SET tag_id = ',i_tag_id,',level =1,object_type = 6,relationship_tag_id = 0,count = 1 ON DUPLICATE KEY UPDATE count = count + 1;'); 
      # select ins_query; 
     set @ins_query=ins_query; 
     PREPARE ins_query from @ins_query; 
     EXECUTE ins_query; 
     DROP PREPARE ins_query;*/ 


END LOOP; 

CLOSE tag_cur; 

END $$ 

DELIMITER ; 


DELIMITER $$ 
DROP PROCEDURE IF EXISTS `insert_v5tag_count` $$ 
CREATE DEFINER=`root`@`localhost` PROCEDURE `insert_v5tag_count`(IN call_tag_id INT,IN rel_tag_id VARCHAR(100),IN inp_object_id VARCHAR(100),IN level_num INT) 
BEGIN 

DECLARE done2 INT; 
DECLARE i_tag_id2 INT; 
DECLARE i_tag_id3 INT; 
DECLARE ins_query2 VARCHAR(500); 
DECLARE level_num2 INT; 
DECLARE not_tag_id VARCHAR(500); 

DECLARE row_num INT; 
DECLARE number_of_rows INT; 
DECLARE number_of_rows_child INT; 
DECLARE i_number_children INT; 

SET done2 = 0; 
SET row_num = 0; 
SET i_number_children = 0; 

SET number_of_rows = (SELECT COUNT(1) FROM tagsV5_objects WHERE `object_type` = 6 AND `object_id` = inp_object_id AND `tag_id` != 0 AND `tag_id` != call_tag_id AND `tag_id` NOT IN(rel_tag_id)); 


IF number_of_rows > 0 THEN 
    BEGIN 
    DECLARE tag_cur2 CURSOR FOR 
     SELECT tobj.tag_id, 
     (SELECT COUNT(1) FROM tagsV5_objects WHERE `object_type` = 6 AND `object_id` = tobj.object_id 
     AND tag_id != 0 AND tobj.tag_id != call_tag_id AND tag_id != tobj.tag_id) 
     FROM tagsV5_objects tobj 
     WHERE tobj.object_type = 6 AND tobj.object_id = inp_object_id AND tobj.tag_id != 0 AND tobj.tag_id != call_tag_id; 

    DECLARE CONTINUE HANDLER FOR SQLSTATE '02000' SET done2 = 1; 

     # SET ins_query2 = concat('insert into debug SET text_val = "',done2,'"'); 
     # select ins_query; 
     # set @ins_query2=ins_query2; 
     #PREPARE ins_query2 from @ins_query2; 
     #EXECUTE ins_query2; 


    OPEN tag_cur2; 
    WHILE NOT done2 DO 
     FETCH tag_cur2 INTO i_tag_id2,i_number_children; 

     /*SET ins_query2 = concat('insert into debug SET text_val = "SELECT tobj.tag_id, 
     (SELECT COUNT(1) FROM tagsV5_objects WHERE object_type = 6 AND object_id = tobj.object_id 
     AND tag_id != 0 AND tag_id != tobj.tag_id AND tag_id NOT IN(CONCAT(',rel_tag_id,',tobj.tag_id))) 
     FROM tagsV5_objects tobj 
     WHERE tobj.object_type = 6 AND tobj.object_id = ',inp_object_id,' AND tobj.tag_id != 0 AND tobj.tag_id != ',call_tag_id,' AND tobj.tag_id NOT IN(',rel_tag_id,');"'); 
     # select ins_query; 
     set @ins_query2=ins_query2; 
     PREPARE ins_query2 from @ins_query2; 
     EXECUTE ins_query2;*/ 

     IF NOT done2 THEN 
     SET row_num = row_num +1; 

     SET ins_query2 = concat('insert into debug SET text_val = "',i_number_children,' - ',inp_object_id,' - ',(level_num+1),' - ',i_tag_id2,' - ',rel_tag_id,'"'); 
      set @ins_query2=ins_query2; 
      PREPARE ins_query2 from @ins_query2; 
      EXECUTE ins_query2; 



     SET ins_query2 = concat('insert into tagsV5_count SET tag_id = ',i_tag_id2,',level ="',level_num,'",object_type = 6,relationship_tag_id = "',call_tag_id,'",count = 1 ON DUPLICATE KEY UPDATE count = count + 1;'); 
     set @ins_query2=ins_query2; 
     PREPARE ins_query2 from @ins_query2; 
     EXECUTE ins_query2; 

#it's here that I'm having trouble, it doesn't seem to want to go through. 
     if STRCMP(REPLACE(rel_tag_id,i_tag_id2,''),rel_tag_id) = 1 THEN 

      #do we need to do a check here for if has children? 

      if i_number_children > 0 THEN 

      SET ins_query2 = concat('insert into debug SET text_val = "second call"'); 
      set @ins_query2=ins_query2; 
      PREPARE ins_query2 from @ins_query2; 
      EXECUTE ins_query2; 

      CALL insert_v5tag_count(i_tag_id2,CONCAT(rel_tag_id,',',i_tag_id2),inp_object_id,(level_num+1)); 
      END IF; 
     END IF; 
     END IF; 
    END WHILE; 
    CLOSE tag_cur2; 
    END; 
END IF; 

END $$ 
DELIMITER ; 

DELIMITER $$ 

DROP FUNCTION IF EXISTS get_tag_count $$ 

CREATE FUNCTION get_tag_count(inp_object_id varchar(255),call_tag_id varchar(255),rel_tag_id2 varchar(255)) RETURNS int 
BEGIN 
    DECLARE ins_query2 VARCHAR(500); 
    DECLARE v_return_val INT; 
    DECLARE CONTINUE HANDLER FOR NOT FOUND SET v_return_val = -1; 


    SELECT COUNT(1) INTO v_return_val FROM tagsV5_objects WHERE `object_type` = 6 AND `object_id` = inp_object_id AND `tag_id` != 0 AND `tag_id` != call_tag_id AND `tag_id` NOT IN(rel_tag_id2); 

    if v_return_val = '0' THEN 
    SET v_return_val = 0; 
    END IF; 


    RETURN v_return_val; 
END $$ 

DELIMITER ; 


SET @@SESSION.max_sp_recursion_depth=30; 
CALL fix_tag_relationship();