diff --git a/blogserver/src/main/java/org/sang/mapper/TagsMapper.java b/blogserver/src/main/java/org/sang/mapper/TagsMapper.java
new file mode 100644
index 0000000..bc91eff
--- /dev/null
+++ b/blogserver/src/main/java/org/sang/mapper/TagsMapper.java
@@ -0,0 +1,18 @@
+package org.sang.mapper;
+
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
+
+
+@Mapper
+public interface TagsMapper {
+    int deleteTagsByAid(Long aid);
+
+    int saveTags(@Param("tags") String[] tags);
+
+    List<Long> getTagsIdByTagName(@Param("tagNames") String[] tagNames);
+
+    int saveTags2ArticleTags(@Param("tagIds") List<Long> tagIds, @Param("aid") Long aid);
+}