diff --git a/netease_music/src/dataManager.js b/netease_music/src/dataManager.js
index d55c0e1..e8a5bfd 100644
--- a/netease_music/src/dataManager.js
+++ b/netease_music/src/dataManager.js
@@ -74,6 +74,25 @@ module.exports = {
             albumIds = albumIds.map(item => item.id);
             return albumIds;
         },
+
+        getInfoById: async (albumId, { getRelation = true }) => {
+            if (!albumId) return {}
+            // 查询出专辑
+            const sql = 'SELECT * FROM album WHERE album_id = ?'
+            let infoResultSet = await dbUtils.query(sql, [albumId]);
+            if (infoResultSet.length == 0) return {};
+            let albumInfo = JSON.parse(JSON.stringify(infoResultSet[0]));
+            if (getRelation) {
+                // 查出专辑与歌曲对应关系
+                const sql2 = 'SELECT * FROM song_album_relation WHERE album_id = ?'
+                let relationResultSet = await dbUtils.query(sql2, [albumId]);
+                // 拼装
+                albumInfo.songIds = relationResultSet.map(song => song.song_id);
+            } else {
+                albumInfo.songIds = null;
+            }
+            return albumInfo;
+        },
     },
 
 
@@ -97,6 +116,25 @@ module.exports = {
             artistIds = artistIds.map(item => item.id);
             return artistIds;
         },
+
+        getInfoById: async (artistId, { getRelation = true }) => {
+            if (!artistId) return {}
+            // 查询出歌手
+            const sql = 'SELECT * FROM artist WHERE artist_id = ?'
+            let infoResultSet = await dbUtils.query(sql, [artistId]);
+            if (infoResultSet.length == 0) return {};
+            let artistInfo = JSON.parse(JSON.stringify(infoResultSet[0]));
+            if (getRelation) {
+                // 查出歌手与歌曲对应关系
+                const sql2 = 'SELECT * FROM song_artist_relation WHERE artist_id = ?'
+                let relationResultSet = await dbUtils.query(sql2, [artistId]);
+                // 拼装
+                artistInfo.songIds = relationResultSet.map(song => song.song_id);
+            } else {
+                artistInfo.songIds = null;
+            }
+            return artistInfo;
+        },
     },
 
 
diff --git a/netease_music/src/getInfo/albumInfoUtils.js b/netease_music/src/getInfo/albumInfoUtils.js
index cf9ff14..ae88dbc 100644
--- a/netease_music/src/getInfo/albumInfoUtils.js
+++ b/netease_music/src/getInfo/albumInfoUtils.js
@@ -7,21 +7,6 @@ const dataManager = require('../dataManager');
 
 const dbUtils = global.dbUtils;
 
-// 从数据库中查询
-async function getFromDatabase({ albumId }) {
-    // 查询出专辑
-    let infoResultSet = await dbUtils.query('SELECT * FROM album WHERE album_id = ?', [albumId]);
-    if (infoResultSet.length == 0) return {};
-
-    // 查出专辑与歌曲对应关系
-    let relationResultSet = await dbUtils.query('SELECT * FROM song_album_relation WHERE album_id = ?', [albumId]);
-
-    // 拼装
-    let albumInfo = JSON.parse(JSON.stringify(infoResultSet[0]));
-    albumInfo.songIds = relationResultSet.map(song => song.song_id);
-    return albumInfo;
-}
-
 // 正常应该查不出记录才对
 /*
 SELECT * FROM album WHERE (full_description = '' or full_description is null) and description like '%专辑《%》，简介：%' and description not regexp '^.*?专辑《.*?》，简介：([:space:]*?|[ ]*?)。，更多.*$'
@@ -184,7 +169,6 @@ async function fetch({ albumId, debug = false, update = false }) {
 }
 
 module.exports = {
-    getFromDatabase: getFromDatabase,
     fetch: fetch,
     fetchAll: fetchAll,
 }
\ No newline at end of file
diff --git a/netease_music/src/getInfo/artistInfoUtils.js b/netease_music/src/getInfo/artistInfoUtils.js
index 59f5d19..30cd8c5 100644
--- a/netease_music/src/getInfo/artistInfoUtils.js
+++ b/netease_music/src/getInfo/artistInfoUtils.js
@@ -7,21 +7,6 @@ const dataManager = require('../dataManager');
 
 const dbUtils = global.dbUtils;
 
-// 从数据库中查询
-async function getFromDatabase({ artistId }) {
-    // 查询出专辑
-    let infoResultSet = await dbUtils.query('SELECT * FROM artist WHERE artist_id = ?', [artistId]);
-    if (infoResultSet.length == 0) return {};
-
-    // 查出专辑与歌曲对应关系
-    let relationResultSet = await dbUtils.query('SELECT * FROM song_artist_relation WHERE artist_id = ?', [artistId]);
-
-    // 拼装
-    let artistInfo = JSON.parse(JSON.stringify(infoResultSet[0]));
-    artistInfo.songIds = relationResultSet.map(song => song.song_id);
-    return artistInfo;
-}
-
 // 从数据库中查出还缺少的歌手，并进行爬取
 async function fetchAll({ args = {} }) {
     console.log("start fetching artists ...");
@@ -129,7 +114,6 @@ async function fetch({ artistId, debug = false }) {
 }
 
 module.exports = {
-    getFromDatabase: getFromDatabase,
     fetch: fetch,
     fetchAll: fetchAll,
 }
\ No newline at end of file
diff --git a/netease_music/src/index.js b/netease_music/src/index.js
index 805fd05..8941195 100644
--- a/netease_music/src/index.js
+++ b/netease_music/src/index.js
@@ -47,10 +47,6 @@ async function test() {
 
     // let res = await testUtils.fetch();
 
-    // let res = await albumInfoUtils.getFromDatabase({ albumId: "9156" });
-    // let res = await artistInfoUtils.getFromDatabase({ artistId: "12023508" });
-    // let res = await songInfoUtils.getFromDatabase({ songId: "437608327" });
-
     // console.log(res);
 }