回答編集履歴
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コード修正
    
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    | @@ -3,6 +3,6 @@ | |
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            が、とりあえず対処法としては、区切り文字も含めてlikeで部分一致判定すればいいでしょう。
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| 5 5 | 
             
            ```sql
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            -
            where "," & excluded_goods_id & "," like "%," & goods_id  & ",%"  
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            +
            where not "," & excluded_goods_id & "," like "%," & goods_id  & ",%"  
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            ```
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