diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 5aab816..65346ca 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -20,12 +20,8 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="1f4b9d3c-5ec4-4f92-99a5-47a66eed35c3" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/.idea/TheKingOfBigData.iml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/.idea/inspectionProfiles/Project_Default.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/.idea/markdown-doclet.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/.idea/modules.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/.idea/vcs.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/README.md" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -91,6 +87,18 @@
       <recent name="F:\github\TheKingOfBigData\note" />
     </key>
   </component>
+  <component name="ServiceViewManager">
+    <option name="viewStates">
+      <list>
+        <serviceView>
+          <treeState>
+            <expand />
+            <select />
+          </treeState>
+        </serviceView>
+      </list>
+    </option>
+  </component>
   <component name="SpellCheckerSettings" BundledDictionaries="0" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" Dictionaries="0" CorrectionsLimit="5" DefaultDictionary="application-level" UseSingleDictionary="true" />
   <component name="SvnConfiguration">
     <configuration />
@@ -142,13 +150,7 @@
       <workItem from="1617117672628" duration="2947000" />
       <workItem from="1617243627654" duration="724000" />
       <workItem from="1617869636389" duration="705000" />
-    </task>
-    <task id="LOCAL-00041" summary="添加思维导图部分内容">
-      <created>1613553002935</created>
-      <option name="number" value="00041" />
-      <option name="presentableId" value="LOCAL-00041" />
-      <option name="project" value="LOCAL" />
-      <updated>1613553002935</updated>
+      <workItem from="1618154426788" duration="621000" />
     </task>
     <task id="LOCAL-00042" summary="添加思维导图部分内容">
       <created>1613553599741</created>
@@ -486,7 +488,14 @@
       <option name="project" value="LOCAL" />
       <updated>1617118726814</updated>
     </task>
-    <option name="localTasksCounter" value="90" />
+    <task id="LOCAL-00090" summary="新加入3篇文章">
+      <created>1618154514145</created>
+      <option name="number" value="00090" />
+      <option name="presentableId" value="LOCAL-00090" />
+      <option name="project" value="LOCAL" />
+      <updated>1618154514145</updated>
+    </task>
+    <option name="localTasksCounter" value="91" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
@@ -506,7 +515,6 @@
     </option>
   </component>
   <component name="VcsManagerConfiguration">
-    <MESSAGE value="更新readme和实战文章" />
     <MESSAGE value="更新画像文章" />
     <MESSAGE value="调整内容格式" />
     <MESSAGE value="更新Hbase的应用" />
@@ -531,7 +539,8 @@
     <MESSAGE value="更新readme,添加了一篇面试精华帖" />
     <MESSAGE value="添加了2篇关于Kylin新的文章" />
     <MESSAGE value="更新 readme 文件,新加入2篇文章的链接" />
-    <option name="LAST_COMMIT_MESSAGE" value="更新 readme 文件,新加入2篇文章的链接" />
+    <MESSAGE value="新加入3篇文章" />
+    <option name="LAST_COMMIT_MESSAGE" value="新加入3篇文章" />
   </component>
   <component name="WindowStateProjectService">
     <state x="249" y="0" key="#Project_Structure" timestamp="1614052957576">
@@ -546,11 +555,11 @@
       <screen x="0" y="0" width="1536" height="824" />
     </state>
     <state x="506" y="327" key="#com.intellij.framework.addSupport.AddSupportForSingleFrameworkDialog/0.0.1536.824/1920.0.1536.824@0.0.1536.824" timestamp="1614136268236" />
-    <state x="400" y="0" key="CommitChangelistDialog2" timestamp="1617118725972">
+    <state x="400" y="0" key="CommitChangelistDialog2" timestamp="1618154512761">
       <screen x="0" y="0" width="1536" height="824" />
     </state>
     <state x="367" y="0" key="CommitChangelistDialog2/0.0.1536.824/1920.0.1536.824@0.0.1536.824" timestamp="1616726432133" />
-    <state x="400" y="0" key="CommitChangelistDialog2/0.0.1536.824@0.0.1536.824" timestamp="1617118725972" />
+    <state x="400" y="0" key="CommitChangelistDialog2/0.0.1536.824@0.0.1536.824" timestamp="1618154512761" />
     <state x="93" y="93" width="1350" height="638" key="DiffContextDialog" timestamp="1613631431416">
       <screen x="0" y="0" width="1536" height="824" />
     </state>
@@ -564,11 +573,11 @@
       <screen x="0" y="0" width="1536" height="824" />
     </state>
     <state x="270" y="57" key="SettingsEditor/0.0.1536.824@0.0.1536.824" timestamp="1615778393772" />
-    <state x="361" y="145" key="Vcs.Push.Dialog.v2" timestamp="1617118729539">
+    <state x="361" y="145" key="Vcs.Push.Dialog.v2" timestamp="1618154518227">
       <screen x="0" y="0" width="1536" height="824" />
     </state>
     <state x="361" y="145" key="Vcs.Push.Dialog.v2/0.0.1536.824/1920.0.1536.824@0.0.1536.824" timestamp="1616726435098" />
-    <state x="361" y="145" key="Vcs.Push.Dialog.v2/0.0.1536.824@0.0.1536.824" timestamp="1617118729539" />
+    <state x="361" y="145" key="Vcs.Push.Dialog.v2/0.0.1536.824@0.0.1536.824" timestamp="1618154518227" />
     <state x="572" y="322" key="com.intellij.openapi.vcs.update.UpdateOrStatusOptionsDialogupdate-v2" timestamp="1613133100634">
       <screen x="0" y="0" width="1536" height="824" />
     </state>
diff --git a/README.md b/README.md
index 704a647..bc3c897 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,6 @@
 
 
 <div>  <h3 align="center">King</h3>  </div>
-
 ## 文章目录
 
 > 以下列出的是作者对原创或非原创的一些文章和一些学习资源做了一个汇总，会持续更新！如果帮到了您，请点个star支持一下，谢谢！
@@ -102,12 +101,14 @@
 2. [从 0 到 1 学习 Presto，这一篇就够了](https://github.com/BigDataScholar/TheKingOfBigData/blob/master/note/%E5%85%B6%E4%BB%96%E7%BB%84%E4%BB%B6/%E4%BB%8E%200%20%E5%88%B0%201%20%E5%AD%A6%E4%B9%A0%20Presto%EF%BC%8C%E8%BF%99%E4%B8%80%E7%AF%87%E5%B0%B1%E5%A4%9F%E4%BA%86.md)
 3. [第一个“国产“Apache顶级项目——Kylin，了解一下](https://github.com/BigDataScholar/TheKingOfBigData/blob/master/note/%E5%85%B6%E4%BB%96%E7%BB%84%E4%BB%B6/%E7%AC%AC%E4%B8%80%E4%B8%AA%E2%80%9C%E5%9B%BD%E4%BA%A7%E2%80%9CApache%E9%A1%B6%E7%BA%A7%E9%A1%B9%E7%9B%AE%E2%80%94%E2%80%94Kylin%EF%BC%8C%E4%BA%86%E8%A7%A3%E4%B8%80%E4%B8%8B%EF%BC%81.md)
 4. [Kylin如何通过BI工具展示](https://github.com/BigDataScholar/TheKingOfBigData/blob/master/note/%E5%85%B6%E4%BB%96%E7%BB%84%E4%BB%B6/Kylin%E5%A6%82%E4%BD%95%E9%80%9A%E8%BF%87BI%E5%B7%A5%E5%85%B7%E5%B1%95%E7%A4%BA.md)
+5. [实时分析数据库 Druid，Mark 一下](https://github.com/BigDataScholar/TheKingOfBigData/blob/master/note/%E5%85%B6%E4%BB%96%E7%BB%84%E4%BB%B6/%E5%AE%9E%E6%97%B6%E5%88%86%E6%9E%90%E6%95%B0%E6%8D%AE%E5%BA%93%20Druid%EF%BC%8CMark%20%E4%B8%80%E4%B8%8B.md)
 
 
 ### [大数据实战]电商用户行为数据分析
 
 1. [基于 flink 的电商用户行为数据分析【1】项目整体介绍](https://github.com/BigDataScholar/TheKingOfBigData/blob/master/note/%E5%AE%9E%E6%88%98%E9%A1%B9%E7%9B%AE/%E5%9F%BA%E4%BA%8Eflink%E7%9A%84%E7%94%B5%E5%95%86%E7%94%A8%E6%88%B7%E8%A1%8C%E4%B8%BA%E6%95%B0%E6%8D%AE%E5%88%86%E6%9E%90%E3%80%901%E3%80%91%20%E9%A1%B9%E7%9B%AE%E6%95%B4%E4%BD%93%E4%BB%8B%E7%BB%8D.md)
 
+
 2. [基于 flink 的电商用户行为数据分析【2】实时热门商品统计](https://github.com/BigDataScholar/TheKingOfBigData/blob/master/note/%E5%AE%9E%E6%88%98%E9%A1%B9%E7%9B%AE/%E5%9F%BA%E4%BA%8Eflink%E7%9A%84%E7%94%B5%E5%95%86%E7%94%A8%E6%88%B7%E8%A1%8C%E4%B8%BA%E6%95%B0%E6%8D%AE%E5%88%86%E6%9E%90%E3%80%902%E3%80%91%E5%AE%9E%E6%97%B6%E7%83%AD%E9%97%A8%E5%95%86%E5%93%81%E7%BB%9F%E8%AE%A1.md)
 
 3. [基于 flink 的电商用户行为数据分析【3】实时流量统计](https://github.com/BigDataScholar/TheKingOfBigData/blob/master/note/%E5%AE%9E%E6%88%98%E9%A1%B9%E7%9B%AE/%E5%9F%BA%E4%BA%8Eflink%E7%9A%84%E7%94%B5%E5%95%86%E7%94%A8%E6%88%B7%E8%A1%8C%E4%B8%BA%E6%95%B0%E6%8D%AE%E5%88%86%E6%9E%90%E3%80%903%E3%80%91%E5%AE%9E%E6%97%B6%E6%B5%81%E9%87%8F%E7%BB%9F%E8%AE%A1.md)
@@ -154,8 +155,8 @@
 ### 程序人生
 
 1. [程序人生/简单谈谈最近在看的几本书「数据中台，用户画像」](https://github.com/BigDataScholar/TheKingOfBigData/tree/master/note/%E7%A8%8B%E5%BA%8F%E4%BA%BA%E7%94%9F)
-
-
+2. [简单谈谈最近在看的几本书「数据中台，用户画像」](https://github.com/BigDataScholar/TheKingOfBigData/blob/master/note/%E7%A8%8B%E5%BA%8F%E4%BA%BA%E7%94%9F/%E7%AE%80%E5%8D%95%E8%B0%88%E8%B0%88%E6%9C%80%E8%BF%91%E5%9C%A8%E7%9C%8B%E7%9A%84%E5%87%A0%E6%9C%AC%E4%B9%A6%E3%80%8C%E6%95%B0%E6%8D%AE%E4%B8%AD%E5%8F%B0%EF%BC%8C%E7%94%A8%E6%88%B7%E7%94%BB%E5%83%8F%E3%80%8D.md)
+3. [[云上有为 · 未来无界] 2021上海站 ECUG Con 第一天回忆录](https://github.com/BigDataScholar/TheKingOfBigData/blob/master/note/%E7%A8%8B%E5%BA%8F%E4%BA%BA%E7%94%9F/%5B%E4%BA%91%E4%B8%8A%E6%9C%89%E4%B8%BA%20%C2%B7%20%E6%9C%AA%E6%9D%A5%E6%97%A0%E7%95%8C%5D%202021%E4%B8%8A%E6%B5%B7%E7%AB%99%20ECUG%20Con%20%E7%AC%AC%E4%B8%80%E5%A4%A9%E5%9B%9E%E5%BF%86%E5%BD%95.md)
 
 ### 中间件
 1. [从 0 到 1 学习 elasticsearch ，这一篇就够了！(建议收藏)](https://github.com/BigDataScholar/TheKingOfBigData/blob/master/note/%E4%B8%AD%E9%97%B4%E4%BB%B6/%E4%BB%8E%200%20%E5%88%B0%201%20%E5%AD%A6%E4%B9%A0%20elasticsearch%20%EF%BC%8C%E8%BF%99%E4%B8%80%E7%AF%87%E5%B0%B1%E5%A4%9F%E4%BA%86%EF%BC%81(%E5%BB%BA%E8%AE%AE%E6%94%B6%E8%97%8F).md)