SQL Joining query using Selection Statement

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谎友^
谎友^ 2021-01-24 05:50

I have one table of oc_category_description where columns are :

  • category_id
  • name

and other table oc_category where columns are :

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2条回答
  • 2021-01-24 06:08

    Try this below script-

    SELECT oc_category.category_id, 
    oc_category.image, 
    oc_category.parent_id, 
    oc_category_description.name
    FROM oc_category 
    INNER JOIN oc_category_description 
        ON oc_category.category_id = oc_category_description.category_id
    WHERE oc_category.parent_id = 0 
    ORDER BY oc_category.category_id ASC
    
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  • 2021-01-24 06:16

    Try this

    select t1.category_id,t1.image, t1.parent_id, t2.name from oc_category as t1 left join oc_category_discription as t2 on t1.category_id = t2.category_id where t1. parent_id = 0 order by id t1.category_id asc;
    
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