php - How Do I JOIN a third Table called all_recipes using recipe_id KEY -
select cou.recipe_id, ifnull(fou.found, 0) found, cou.count ( select recipe_id, count(recipe_id) count recipe_ingredients group recipe_id) cou left outer join ( select r.recipe_id, count(r.key_ingredient) found users_ingredients u join recipe_ingredients r on r.key_ingredient = u.key_ingredient group r.recipe_id) fou on fou.recipe_id = cou.recipe_id
i need join 3 tables - well, 4 in end. can please show me how can , explain how keep joining when required later. have 4 or more tables. many
credit @arulkumar above
i don't understand sql but, join table need this.
select recipe.id, all_recipes.id recipe left join all_recipes on recipe.id = all_recipes.id
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