operand should contain 1 column select query mysqlOptimizing multi-table left joinssql error 1241 operand...

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operand should contain 1 column select query mysql


Optimizing multi-table left joinssql error 1241 operand should contain 1 columnMySQL JOIN query produces wrong resultMySQL error 1241: Operand should contain 1 column, INTERSECT two subqueriesReturn 2 columns from MySQL subquery?How to handle nested groupings with possible null elements in one querySelect records not associated to a specific tag in a many-to-many relationMYSQL - Operand should contain 1 column(s) - Nested Case statementError Code: 1241. Operand should contain 1 column(s)MySQL auto Increment id has taken but seems like not written to disk













0















SELECT events.*, location.*, provider.name  as provider_name,provider.name_ar  as provider_name_ar,
category.name as category_name,
category.name_ar as category_name_ar,
sub_category.name as sub_category_name,sub_category.name_ar as sub_category_name_ar,
(SELECT slider.* FROM slider WHERE slider.subID=events.eventID and slider.type=2) as images,
(SELECT event_benefits.* ,benefits.* FROM `event_benefits` INNER JOIN benefits ON benefits.benefitsID =event_benefits.benefitID WHERE event_benefits.eventID=events.eventID) as benefit,
(SELECT event_kids_tek.* FROM event_kids_tek WHERE event_kids_tek.eventID=events.eventID) as Ticket ,
(SELECT media.* FROM media WHERE media.subID=events.eventID and media.type=1 and media.status=1) as Ticket ,
(SELECT event_kids_age.* FROM event_kids_age WHERE eventID=events.eventID) as kid_age,
(SELECT event_kids_gender.* FROM event_kids_gender WHERE eventID=events.eventID) as gender
FROM events
INNER JOIN category ON category.categoryID =events.cat_id
INNER JOIN sub_category ON events.sub_id = sub_category.subCatID
INNER JOIN provider ON provider.providerID=events.prv_id
INNER JOIN location ON location.id=events.loc_id

WHERE events.status=1


That query though gives me an error:



#1241 - Operand should contain 1 column(s)


What stumps me is that I would think that this query would work with no problem. Selecting columns, then selecting two more from another table, and continuing on from there. I just can't figure out what the problem is.



Is there a simple fix to this, or another way to write my query?










share|improve this question
















bumped to the homepage by Community 4 mins ago


This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.
















  • All these (SELECT table.*......) are wrong. stackoverflow.com/questions/50149404/…

    – McNets
    Jan 17 at 14:49


















0















SELECT events.*, location.*, provider.name  as provider_name,provider.name_ar  as provider_name_ar,
category.name as category_name,
category.name_ar as category_name_ar,
sub_category.name as sub_category_name,sub_category.name_ar as sub_category_name_ar,
(SELECT slider.* FROM slider WHERE slider.subID=events.eventID and slider.type=2) as images,
(SELECT event_benefits.* ,benefits.* FROM `event_benefits` INNER JOIN benefits ON benefits.benefitsID =event_benefits.benefitID WHERE event_benefits.eventID=events.eventID) as benefit,
(SELECT event_kids_tek.* FROM event_kids_tek WHERE event_kids_tek.eventID=events.eventID) as Ticket ,
(SELECT media.* FROM media WHERE media.subID=events.eventID and media.type=1 and media.status=1) as Ticket ,
(SELECT event_kids_age.* FROM event_kids_age WHERE eventID=events.eventID) as kid_age,
(SELECT event_kids_gender.* FROM event_kids_gender WHERE eventID=events.eventID) as gender
FROM events
INNER JOIN category ON category.categoryID =events.cat_id
INNER JOIN sub_category ON events.sub_id = sub_category.subCatID
INNER JOIN provider ON provider.providerID=events.prv_id
INNER JOIN location ON location.id=events.loc_id

WHERE events.status=1


That query though gives me an error:



#1241 - Operand should contain 1 column(s)


What stumps me is that I would think that this query would work with no problem. Selecting columns, then selecting two more from another table, and continuing on from there. I just can't figure out what the problem is.



Is there a simple fix to this, or another way to write my query?










share|improve this question
















bumped to the homepage by Community 4 mins ago


This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.
















  • All these (SELECT table.*......) are wrong. stackoverflow.com/questions/50149404/…

    – McNets
    Jan 17 at 14:49
















0












0








0








SELECT events.*, location.*, provider.name  as provider_name,provider.name_ar  as provider_name_ar,
category.name as category_name,
category.name_ar as category_name_ar,
sub_category.name as sub_category_name,sub_category.name_ar as sub_category_name_ar,
(SELECT slider.* FROM slider WHERE slider.subID=events.eventID and slider.type=2) as images,
(SELECT event_benefits.* ,benefits.* FROM `event_benefits` INNER JOIN benefits ON benefits.benefitsID =event_benefits.benefitID WHERE event_benefits.eventID=events.eventID) as benefit,
(SELECT event_kids_tek.* FROM event_kids_tek WHERE event_kids_tek.eventID=events.eventID) as Ticket ,
(SELECT media.* FROM media WHERE media.subID=events.eventID and media.type=1 and media.status=1) as Ticket ,
(SELECT event_kids_age.* FROM event_kids_age WHERE eventID=events.eventID) as kid_age,
(SELECT event_kids_gender.* FROM event_kids_gender WHERE eventID=events.eventID) as gender
FROM events
INNER JOIN category ON category.categoryID =events.cat_id
INNER JOIN sub_category ON events.sub_id = sub_category.subCatID
INNER JOIN provider ON provider.providerID=events.prv_id
INNER JOIN location ON location.id=events.loc_id

WHERE events.status=1


That query though gives me an error:



#1241 - Operand should contain 1 column(s)


What stumps me is that I would think that this query would work with no problem. Selecting columns, then selecting two more from another table, and continuing on from there. I just can't figure out what the problem is.



Is there a simple fix to this, or another way to write my query?










share|improve this question
















SELECT events.*, location.*, provider.name  as provider_name,provider.name_ar  as provider_name_ar,
category.name as category_name,
category.name_ar as category_name_ar,
sub_category.name as sub_category_name,sub_category.name_ar as sub_category_name_ar,
(SELECT slider.* FROM slider WHERE slider.subID=events.eventID and slider.type=2) as images,
(SELECT event_benefits.* ,benefits.* FROM `event_benefits` INNER JOIN benefits ON benefits.benefitsID =event_benefits.benefitID WHERE event_benefits.eventID=events.eventID) as benefit,
(SELECT event_kids_tek.* FROM event_kids_tek WHERE event_kids_tek.eventID=events.eventID) as Ticket ,
(SELECT media.* FROM media WHERE media.subID=events.eventID and media.type=1 and media.status=1) as Ticket ,
(SELECT event_kids_age.* FROM event_kids_age WHERE eventID=events.eventID) as kid_age,
(SELECT event_kids_gender.* FROM event_kids_gender WHERE eventID=events.eventID) as gender
FROM events
INNER JOIN category ON category.categoryID =events.cat_id
INNER JOIN sub_category ON events.sub_id = sub_category.subCatID
INNER JOIN provider ON provider.providerID=events.prv_id
INNER JOIN location ON location.id=events.loc_id

WHERE events.status=1


That query though gives me an error:



#1241 - Operand should contain 1 column(s)


What stumps me is that I would think that this query would work with no problem. Selecting columns, then selecting two more from another table, and continuing on from there. I just can't figure out what the problem is.



Is there a simple fix to this, or another way to write my query?







mysql






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Jan 17 at 14:47









tinlyx

1,24231130




1,24231130










asked Jan 17 at 14:00









Shatha Abu SbeitShatha Abu Sbeit

12




12





bumped to the homepage by Community 4 mins ago


This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.







bumped to the homepage by Community 4 mins ago


This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.















  • All these (SELECT table.*......) are wrong. stackoverflow.com/questions/50149404/…

    – McNets
    Jan 17 at 14:49





















  • All these (SELECT table.*......) are wrong. stackoverflow.com/questions/50149404/…

    – McNets
    Jan 17 at 14:49



















All these (SELECT table.*......) are wrong. stackoverflow.com/questions/50149404/…

– McNets
Jan 17 at 14:49







All these (SELECT table.*......) are wrong. stackoverflow.com/questions/50149404/…

– McNets
Jan 17 at 14:49












1 Answer
1






active

oldest

votes


















0














When you do this:



SELECT x,
( SELECT ... ) AS y,
z
FROM ...


That subquery (for y) is expected to deliver one value, not several.



To get multiple columns from two tables (as you are doing for other tables):



SELECT a.c1, a.c2, b.c3, b.c4
FROM a
JOIN b ON (how the two tables are related);





share|improve this answer























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    1 Answer
    1






    active

    oldest

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    active

    oldest

    votes






    active

    oldest

    votes









    0














    When you do this:



    SELECT x,
    ( SELECT ... ) AS y,
    z
    FROM ...


    That subquery (for y) is expected to deliver one value, not several.



    To get multiple columns from two tables (as you are doing for other tables):



    SELECT a.c1, a.c2, b.c3, b.c4
    FROM a
    JOIN b ON (how the two tables are related);





    share|improve this answer




























      0














      When you do this:



      SELECT x,
      ( SELECT ... ) AS y,
      z
      FROM ...


      That subquery (for y) is expected to deliver one value, not several.



      To get multiple columns from two tables (as you are doing for other tables):



      SELECT a.c1, a.c2, b.c3, b.c4
      FROM a
      JOIN b ON (how the two tables are related);





      share|improve this answer


























        0












        0








        0







        When you do this:



        SELECT x,
        ( SELECT ... ) AS y,
        z
        FROM ...


        That subquery (for y) is expected to deliver one value, not several.



        To get multiple columns from two tables (as you are doing for other tables):



        SELECT a.c1, a.c2, b.c3, b.c4
        FROM a
        JOIN b ON (how the two tables are related);





        share|improve this answer













        When you do this:



        SELECT x,
        ( SELECT ... ) AS y,
        z
        FROM ...


        That subquery (for y) is expected to deliver one value, not several.



        To get multiple columns from two tables (as you are doing for other tables):



        SELECT a.c1, a.c2, b.c3, b.c4
        FROM a
        JOIN b ON (how the two tables are related);






        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Jan 17 at 21:52









        Rick JamesRick James

        43k22259




        43k22259






























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