diff --git a/source/src/main/java/one/nem/lacerta/source/database/dao/VcsRevDao.java b/source/src/main/java/one/nem/lacerta/source/database/dao/VcsRevDao.java
index c6ce2169..3213ca28 100644
--- a/source/src/main/java/one/nem/lacerta/source/database/dao/VcsRevDao.java
+++ b/source/src/main/java/one/nem/lacerta/source/database/dao/VcsRevDao.java
@@ -1,7 +1,44 @@
 package one.nem.lacerta.source.database.dao;
 
 import androidx.room.Dao;
+import androidx.room.Insert;
+import androidx.room.Query;
+
+import java.util.List;
+
+import one.nem.lacerta.source.database.entity.VcsRevEntity;
 
 @Dao
 public interface VcsRevDao {
+
+    // Select
+    @Query("SELECT * FROM vcs_rev WHERE id = :id")
+    VcsRevEntity findById(String id);
+
+    @Query("SELECT * FROM vcs_rev")
+    List<VcsRevEntity> findAll();
+
+    @Query("SELECT * FROM vcs_rev WHERE id IN (:ids)")
+    List<VcsRevEntity> findByIds(List<String> ids);
+
+    @Query("SELECT * FROM vcs_rev WHERE document_id = :documentId")
+    List<VcsRevEntity> findByDocumentId(String documentId);
+
+    @Query("SELECT * FROM vcs_rev WHERE document_id = :documentId ORDER BY created_at DESC LIMIT 1")
+    VcsRevEntity findLatestByDocumentId(String documentId);
+
+    @Query("SELECT * FROM vcs_rev WHERE document_id = :documentId AND branch_name = :branchName ORDER BY created_at DESC LIMIT 1")
+    VcsRevEntity findLatestByDocumentIdAndBranchName(String documentId, String branchName);
+
+    @Insert
+    void insertAll(VcsRevEntity... vcsRevs);
+
+    @Insert
+    void insertAll(List<VcsRevEntity> vcsRevs);
+
+    @Insert
+    void insert(VcsRevEntity vcsRev);
+
+    // TODO-rca: Update, Deleteが必要か検討
+
 }