diff --git a/api-repo/src/main/kotlin/com/few/api/repo/dao/article/ArticleDao.kt b/api-repo/src/main/kotlin/com/few/api/repo/dao/article/ArticleDao.kt
index a60ad9d29..edc38e1f7 100644
--- a/api-repo/src/main/kotlin/com/few/api/repo/dao/article/ArticleDao.kt
+++ b/api-repo/src/main/kotlin/com/few/api/repo/dao/article/ArticleDao.kt
@@ -29,6 +29,7 @@ class ArticleDao(
             .join(ArticleIfo.ARTICLE_IFO)
             .on(ArticleMst.ARTICLE_MST.ID.eq(ArticleIfo.ARTICLE_IFO.ARTICLE_MST_ID))
             .where(ArticleMst.ARTICLE_MST.ID.eq(articleId))
+            .and(ArticleMst.ARTICLE_MST.DELETED_AT.isNull)
             .fetchOneInto(SelectArticleRecord::class.java)
             ?: throw IllegalArgumentException("cannot find article record by articleId: $articleId")
     }
@@ -57,6 +58,7 @@ class ArticleDao(
             .on(mappingWorkbookArticle.WORKBOOK_ID.eq(workbookId))
             .and(mappingWorkbookArticle.ARTICLE_ID.eq(articleMst.ID))
             .where(articleMst.ID.eq(articleId))
+            .and(articleMst.DELETED_AT.isNull)
             .fetchOneInto(SelectWorkBookArticleRecord::class.java)
             ?: throw IllegalArgumentException("cannot find $workbookId article record by articleId: $articleId")
     }
diff --git a/api-repo/src/main/kotlin/com/few/api/repo/dao/member/MemberDao.kt b/api-repo/src/main/kotlin/com/few/api/repo/dao/member/MemberDao.kt
index 3108e096e..52c2dfd16 100644
--- a/api-repo/src/main/kotlin/com/few/api/repo/dao/member/MemberDao.kt
+++ b/api-repo/src/main/kotlin/com/few/api/repo/dao/member/MemberDao.kt
@@ -23,6 +23,7 @@ class MemberDao(
             .from(Member.MEMBER)
             .where(Member.MEMBER.ID.eq(writerId))
             .and(Member.MEMBER.TYPE_CD.eq(1)) // todo fix after considering the type_cd
+            .and(Member.MEMBER.DELETED_AT.isNull)
             .fetchOneInto(WriterRecord::class.java)
             ?: throw IllegalArgumentException("cannot find writer record by writerId: $writerId")
     }
diff --git a/api-repo/src/main/kotlin/com/few/api/repo/dao/problem/ProblemDao.kt b/api-repo/src/main/kotlin/com/few/api/repo/dao/problem/ProblemDao.kt
index 388984a17..b06ea88da 100644
--- a/api-repo/src/main/kotlin/com/few/api/repo/dao/problem/ProblemDao.kt
+++ b/api-repo/src/main/kotlin/com/few/api/repo/dao/problem/ProblemDao.kt
@@ -16,6 +16,7 @@ class ProblemDao(
         return dslContext.select()
             .from(Problem.PROBLEM)
             .where(Problem.PROBLEM.ARTICLE_ID.eq(articleId))
+            .and(Problem.PROBLEM.DELETED_AT.isNull)
             .fetch()
             .map { it[Problem.PROBLEM.ID] }
             .let { ProblemIdsRecord(it) }