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Posted to commits@zeppelin.apache.org by ah...@apache.org on 2017/04/17 07:01:50 UTC

svn commit: r1791664 [2/5] - in /zeppelin/site/docs/0.8.0-SNAPSHOT: ./ development/ displaysystem/ install/ interpreter/ manual/ quickstart/ rest-api/ security/ storage/

Added: zeppelin/site/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html?rev=1791664&view=auto
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--- zeppelin/site/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html (added)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html Mon Apr 17 07:01:48 2017
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+
+<!DOCTYPE html>
+<html lang="en">
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+    <title>Apache Zeppelin 0.8.0-SNAPSHOT Documentation: Transformations for Zeppelin Visualization</title>
+    <meta name="description" content="Description for Transformations">
+    <meta name="author" content="The Apache Software Foundation">
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+
+
+    <div class="content">
+      
+<!--<div class="hero-unit Transformations for Zeppelin Visualization">
+  <h1></h1>
+</div>
+-->
+
+<div class="row">
+  <div class="col-md-12">
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+Licensed under the Apache License, Version 2.0 (the "License");
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+
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+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+
+<h1>Transformations for Zeppelin Visualization</h1>
+
+<div id="toc"></div>
+
+<h2>Overview</h2>
+
+<p>Transformations </p>
+
+<ul>
+<li><strong>renders</strong> setting which allows users to set columns and </li>
+<li><strong>transforms</strong> table rows according to the configured columns.</li>
+</ul>
+
+<p>Zeppelin provides 4 types of transformations.</p>
+
+<h2>1. PassthroughTransformation</h2>
+
+<p><code>PassthroughTransformation</code> is the simple transformation which does not convert original tabledata at all.</p>
+
+<p>See <a href="https://github.com/apache/zeppelin/blob/master/zeppelin-web/src/app/tabledata/passthrough.js">passthrough.js</a></p>
+
+<h2>2. ColumnselectorTransformation</h2>
+
+<p><code>ColumnselectorTransformation</code> is uses when you need <code>N</code> axes but do not need aggregation. </p>
+
+<p>See <a href="https://github.com/apache/zeppelin/blob/master/zeppelin-web/src/app/tabledata/columnselector.js">columnselector.js</a></p>
+
+<h2>3. PivotTransformation</h2>
+
+<p><code>PivotTransformation</code> provides group by and aggregation. Every chart using <code>PivotTransformation</code> has 3 axes. <code>Keys</code>, <code>Groups</code> and <code>Values</code>.</p>
+
+<p>See <a href="https://github.com/apache/zeppelin/blob/master/zeppelin-web/src/app/tabledata/pivot.js">pivot.js</a></p>
+
+<h2>4. AdvancedTransformation</h2>
+
+<p><code>AdvancedTransformation</code> has more detailed options while providing existing features of <code>PivotTransformation</code> and <code>ColumnselectorTransformation</code></p>
+
+<ul>
+<li>multiple sub charts</li>
+<li>configurable chart axes</li>
+<li>parameter widgets: <code>input</code>, <code>checkbox</code>, <code>option</code>, <code>textarea</code></li>
+<li>parsing parameters automatically based on their types</li>
+<li>expand / fold axis and parameter panels</li>
+<li>multiple transformation methods while supporting lazy converting </li>
+<li>re-initialize the whole configuration based on spec hash.</li>
+</ul>
+
+<h3>Spec</h3>
+
+<p><code>AdvancedTransformation</code> requires <code>spec</code> which includes axis and parameter details for charts.</p>
+
+<p>Let&#39;s create 2 sub-charts called <code>line</code> and <code>no-group</code>. Each sub chart can have different axis and parameter depending on their requirements.</p>
+
+<p><br/></p>
+<div class="highlight"><pre><code class="js language-js" data-lang="js"><span class="kr">class</span> <span class="nx">AwesomeVisualization</span> <span class="kr">extends</span> <span class="nx">Visualization</span> <span class="p">{</span>
+  <span class="nx">constructor</span><span class="p">(</span><span class="nx">targetEl</span><span class="p">,</span> <span class="nx">config</span><span class="p">)</span> <span class="p">{</span>
+    <span class="kr">super</span><span class="p">(</span><span class="nx">targetEl</span><span class="p">,</span> <span class="nx">config</span><span class="p">)</span>
+
+    <span class="kr">const</span> <span class="nx">spec</span> <span class="o">=</span> <span class="p">{</span>
+      <span class="nx">charts</span><span class="o">:</span> <span class="p">{</span>
+        <span class="s1">&#39;line&#39;</span><span class="o">:</span> <span class="p">{</span>
+          <span class="nx">transform</span><span class="o">:</span> <span class="p">{</span> <span class="nx">method</span><span class="o">:</span> <span class="s1">&#39;object&#39;</span><span class="p">,</span> <span class="p">},</span>
+          <span class="nx">sharedAxis</span><span class="o">:</span> <span class="kc">false</span><span class="p">,</span> <span class="cm">/** set if you want to share axes between sub charts, default is `false` */</span>
+          <span class="nx">axis</span><span class="o">:</span> <span class="p">{</span>
+            <span class="s1">&#39;xAxis&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">dimension</span><span class="o">:</span> <span class="s1">&#39;multiple&#39;</span><span class="p">,</span> <span class="nx">axisType</span><span class="o">:</span> <span class="s1">&#39;key&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;serial&#39;</span><span class="p">,</span> <span class="p">},</span>
+            <span class="s1">&#39;yAxis&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">dimension</span><span class="o">:</span> <span class="s1">&#39;multiple&#39;</span><span class="p">,</span> <span class="nx">axisType</span><span class="o">:</span> <span class="s1">&#39;aggregator&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;serial&#39;</span><span class="p">,</span> <span class="p">},</span>
+            <span class="s1">&#39;category&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">dimension</span><span class="o">:</span> <span class="s1">&#39;multiple&#39;</span><span class="p">,</span> <span class="nx">axisType</span><span class="o">:</span> <span class="s1">&#39;group&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;categorical&#39;</span><span class="p">,</span> <span class="p">},</span>
+          <span class="p">},</span>
+          <span class="nx">parameter</span><span class="o">:</span> <span class="p">{</span>
+            <span class="s1">&#39;xAxisUnit&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;string&#39;</span><span class="p">,</span> <span class="nx">defaultValue</span><span class="o">:</span> <span class="s1">&#39;&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;unit of xAxis&#39;</span><span class="p">,</span> <span class="p">},</span>
+            <span class="s1">&#39;yAxisUnit&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;string&#39;</span><span class="p">,</span> <span class="nx">defaultValue</span><span class="o">:</span> <span class="s1">&#39;&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;unit of yAxis&#39;</span><span class="p">,</span> <span class="p">},</span>
+            <span class="s1">&#39;lineWidth&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;int&#39;</span><span class="p">,</span> <span class="nx">defaultValue</span><span class="o">:</span> <span class="mi">0</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;width of line&#39;</span><span class="p">,</span> <span class="p">},</span>
+          <span class="p">},</span>
+        <span class="p">},</span>
+
+        <span class="s1">&#39;no-group&#39;</span><span class="o">:</span> <span class="p">{</span>
+          <span class="nx">transform</span><span class="o">:</span> <span class="p">{</span> <span class="nx">method</span><span class="o">:</span> <span class="s1">&#39;object&#39;</span><span class="p">,</span> <span class="p">},</span>
+          <span class="nx">sharedAxis</span><span class="o">:</span> <span class="kc">false</span><span class="p">,</span>
+          <span class="nx">axis</span><span class="o">:</span> <span class="p">{</span>
+            <span class="s1">&#39;xAxis&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">dimension</span><span class="o">:</span> <span class="s1">&#39;single&#39;</span><span class="p">,</span> <span class="nx">axisType</span><span class="o">:</span> <span class="s1">&#39;key&#39;</span><span class="p">,</span> <span class="p">},</span>
+            <span class="s1">&#39;yAxis&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">dimension</span><span class="o">:</span> <span class="s1">&#39;multiple&#39;</span><span class="p">,</span> <span class="nx">axisType</span><span class="o">:</span> <span class="s1">&#39;value&#39;</span><span class="p">,</span> <span class="p">},</span>
+          <span class="p">},</span>
+          <span class="nx">parameter</span><span class="o">:</span> <span class="p">{</span>
+            <span class="s1">&#39;xAxisUnit&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;string&#39;</span><span class="p">,</span> <span class="nx">defaultValue</span><span class="o">:</span> <span class="s1">&#39;&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;unit of xAxis&#39;</span><span class="p">,</span> <span class="p">},</span>
+            <span class="s1">&#39;yAxisUnit&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;string&#39;</span><span class="p">,</span> <span class="nx">defaultValue</span><span class="o">:</span> <span class="s1">&#39;&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;unit of yAxis&#39;</span><span class="p">,</span> <span class="p">},</span>
+        <span class="p">},</span>
+      <span class="p">},</span>
+    <span class="p">}</span>
+
+    <span class="k">this</span><span class="p">.</span><span class="nx">transformation</span> <span class="o">=</span> <span class="k">new</span> <span class="nx">AdvancedTransformation</span><span class="p">(</span><span class="nx">config</span><span class="p">,</span> <span class="nx">spec</span><span class="p">)</span>
+  <span class="p">}</span>
+
+  <span class="p">...</span>
+
+  <span class="c1">// `render` will be called whenever `axis` or `parameter` is changed </span>
+  <span class="nx">render</span><span class="p">(</span><span class="nx">data</span><span class="p">)</span> <span class="p">{</span>
+    <span class="kr">const</span> <span class="p">{</span> <span class="nx">chart</span><span class="p">,</span> <span class="nx">parameter</span><span class="p">,</span> <span class="nx">column</span><span class="p">,</span> <span class="nx">transformer</span><span class="p">,</span> <span class="p">}</span> <span class="o">=</span> <span class="nx">data</span>
+
+    <span class="k">if</span> <span class="p">(</span><span class="nx">chart</span> <span class="o">===</span> <span class="s1">&#39;line&#39;</span><span class="p">)</span> <span class="p">{</span>
+      <span class="kr">const</span> <span class="nx">transformed</span> <span class="o">=</span> <span class="nx">transformer</span><span class="p">()</span>
+      <span class="c1">// draw line chart </span>
+    <span class="p">}</span> <span class="k">else</span> <span class="k">if</span> <span class="p">(</span><span class="nx">chart</span> <span class="o">===</span> <span class="s1">&#39;no-group&#39;</span><span class="p">)</span> <span class="p">{</span>
+      <span class="kr">const</span> <span class="nx">transformed</span> <span class="o">=</span> <span class="nx">transformer</span><span class="p">()</span>
+      <span class="c1">// draw no-group chart </span>
+    <span class="p">}</span>
+  <span class="p">}</span>
+<span class="p">}</span>
+</code></pre></div>
+<p><br/></p>
+
+<h3>Spec: <code>axis</code></h3>
+
+<table><thead>
+<tr>
+<th>Field Name</th>
+<th>Available Values (type)</th>
+<th>Description</th>
+</tr>
+</thead><tbody>
+<tr>
+<td><code>dimension</code></td>
+<td><code>single</code></td>
+<td>Axis can contains only 1 column</td>
+</tr>
+<tr>
+<td><code>dimension</code></td>
+<td><code>multiple</code></td>
+<td>Axis can contains multiple columns</td>
+</tr>
+<tr>
+<td><code>axisType</code></td>
+<td><code>key</code></td>
+<td>Column(s) in this axis will be used as <code>key</code> like in <code>PivotTransformation</code>. These columns will be served in <code>column.key</code></td>
+</tr>
+<tr>
+<td><code>axisType</code></td>
+<td><code>aggregator</code></td>
+<td>Column(s) in this axis will be used as <code>value</code> like in <code>PivotTransformation</code>. These columns will be served in <code>column.aggregator</code></td>
+</tr>
+<tr>
+<td><code>axisType</code></td>
+<td><code>group</code></td>
+<td>Column(s) in this axis will be used as <code>group</code> like in <code>PivotTransformation</code>. These columns will be served in <code>column.group</code></td>
+</tr>
+<tr>
+<td><code>axisType</code></td>
+<td>(string)</td>
+<td>Any string value can be used here. These columns will be served in <code>column.custom</code></td>
+</tr>
+<tr>
+<td><code>maxAxisCount</code> (optional)</td>
+<td>(int)</td>
+<td>The max number of columns that this axis can contain. (unlimited if <code>undefined</code>)</td>
+</tr>
+<tr>
+<td><code>minAxisCount</code> (optional)</td>
+<td>(int)</td>
+<td>The min number of columns that this axis should contain to draw chart. (<code>1</code> in case of single dimension)</td>
+</tr>
+<tr>
+<td><code>description</code> (optional)</td>
+<td>(string)</td>
+<td>Description for the axis.</td>
+</tr>
+</tbody></table>
+
+<p><br/></p>
+
+<p>Here is an example.</p>
+<div class="highlight"><pre><code class="js language-js" data-lang="js"><span class="nx">axis</span><span class="o">:</span> <span class="p">{</span>
+  <span class="s1">&#39;xAxis&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">dimension</span><span class="o">:</span> <span class="s1">&#39;multiple&#39;</span><span class="p">,</span> <span class="nx">axisType</span><span class="o">:</span> <span class="s1">&#39;key&#39;</span><span class="p">,</span>  <span class="p">},</span>
+  <span class="s1">&#39;yAxis&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">dimension</span><span class="o">:</span> <span class="s1">&#39;multiple&#39;</span><span class="p">,</span> <span class="nx">axisType</span><span class="o">:</span> <span class="s1">&#39;aggregator&#39;</span><span class="p">},</span>
+  <span class="s1">&#39;category&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">dimension</span><span class="o">:</span> <span class="s1">&#39;multiple&#39;</span><span class="p">,</span> <span class="nx">axisType</span><span class="o">:</span> <span class="s1">&#39;group&#39;</span><span class="p">,</span> <span class="nx">maxAxisCount</span><span class="o">:</span> <span class="mi">2</span><span class="p">,</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;string&#39;</span><span class="p">,</span> <span class="p">},</span>
+<span class="p">},</span>
+</code></pre></div>
+<p><br/></p>
+
+<h3>Spec: <code>sharedAxis</code></h3>
+
+<p>If you set <code>sharedAxis: false</code> for sub charts, then their axes are persisted in global space (shared). It&#39;s useful for when you creating multiple sub charts sharing their axes but have different parameters. For example, </p>
+
+<ul>
+<li><code>basic-column</code>, <code>stacked-column</code>, <code>percent-column</code></li>
+<li><code>pie</code> and <code>donut</code></li>
+</ul>
+
+<p><br/></p>
+
+<p>Here is an example.</p>
+<div class="highlight"><pre><code class="js language-js" data-lang="js">    <span class="kr">const</span> <span class="nx">spec</span> <span class="o">=</span> <span class="p">{</span>
+      <span class="nx">charts</span><span class="o">:</span> <span class="p">{</span>
+        <span class="s1">&#39;column&#39;</span><span class="o">:</span> <span class="p">{</span>
+          <span class="nx">transform</span><span class="o">:</span> <span class="p">{</span> <span class="nx">method</span><span class="o">:</span> <span class="s1">&#39;array&#39;</span><span class="p">,</span> <span class="p">},</span>
+          <span class="nx">sharedAxis</span><span class="o">:</span> <span class="kc">true</span><span class="p">,</span>
+          <span class="nx">axis</span><span class="o">:</span> <span class="p">{</span> <span class="p">...</span> <span class="p">},</span>
+          <span class="nx">parameter</span><span class="o">:</span> <span class="p">{</span> <span class="p">...</span> <span class="p">},</span>
+        <span class="p">},</span>
+
+        <span class="s1">&#39;stacked&#39;</span><span class="o">:</span> <span class="p">{</span>
+          <span class="nx">transform</span><span class="o">:</span> <span class="p">{</span> <span class="nx">method</span><span class="o">:</span> <span class="s1">&#39;array&#39;</span><span class="p">,</span> <span class="p">},</span>
+          <span class="nx">sharedAxis</span><span class="o">:</span> <span class="kc">true</span><span class="p">,</span>
+          <span class="nx">axis</span><span class="o">:</span> <span class="p">{</span> <span class="p">...</span> <span class="p">}</span>
+          <span class="nx">parameter</span><span class="o">:</span> <span class="p">{</span> <span class="p">...</span> <span class="p">},</span>
+        <span class="p">},</span>
+</code></pre></div>
+<p><br/></p>
+
+<h3>Spec: <code>parameter</code></h3>
+
+<table><thead>
+<tr>
+<th>Field Name</th>
+<th>Available Values (type)</th>
+<th>Description</th>
+</tr>
+</thead><tbody>
+<tr>
+<td><code>valueType</code></td>
+<td><code>string</code></td>
+<td>Parameter which has string value</td>
+</tr>
+<tr>
+<td><code>valueType</code></td>
+<td><code>int</code></td>
+<td>Parameter which has int value</td>
+</tr>
+<tr>
+<td><code>valueType</code></td>
+<td><code>float</code></td>
+<td>Parameter which has float value</td>
+</tr>
+<tr>
+<td><code>valueType</code></td>
+<td><code>boolean</code></td>
+<td>Parameter which has boolean value used with <code>checkbox</code> widget usually</td>
+</tr>
+<tr>
+<td><code>valueType</code></td>
+<td><code>JSON</code></td>
+<td>Parameter which has JSON value used with <code>textarea</code> widget usually. <code>defaultValue</code> should be <code>&quot;&quot;</code> (empty string). This</td>
+</tr>
+<tr>
+<td><code>description</code></td>
+<td>(string)</td>
+<td>Description of this parameter. This value will be parsed as HTML for pretty output</td>
+</tr>
+<tr>
+<td><code>widget</code></td>
+<td><code>input</code></td>
+<td>Use <a href="https://developer.mozilla.org/en/docs/Web/HTML/Element/input">input</a> widget. This is the default widget (if <code>widget</code> is undefined)</td>
+</tr>
+<tr>
+<td><code>widget</code></td>
+<td><code>checkbox</code></td>
+<td>Use <a href="https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input/checkbox">checkbox</a> widget.</td>
+</tr>
+<tr>
+<td><code>widget</code></td>
+<td><code>textarea</code></td>
+<td>Use <a href="https://developer.mozilla.org/en-US/docs/Web/HTML/Element/textarea">textarea</a> widget.</td>
+</tr>
+<tr>
+<td><code>widget</code></td>
+<td><code>option</code></td>
+<td>Use <a href="https://developer.mozilla.org/en-US/docs/Web/HTML/Element/select">select + option</a> widget. This parameter should have <code>optionValues</code> field as well.</td>
+</tr>
+<tr>
+<td><code>optionValues</code></td>
+<td>(Array<string>)</td>
+<td>Available option values used with the <code>option</code> widget</td>
+</tr>
+</tbody></table>
+
+<p><br/></p>
+
+<p>Here is an example.</p>
+<div class="highlight"><pre><code class="js language-js" data-lang="js"><span class="nx">parameter</span><span class="o">:</span> <span class="p">{</span>
+  <span class="c1">// string type, input widget</span>
+  <span class="s1">&#39;xAxisUnit&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;string&#39;</span><span class="p">,</span> <span class="nx">defaultValue</span><span class="o">:</span> <span class="s1">&#39;&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;unit of xAxis&#39;</span><span class="p">,</span> <span class="p">},</span>
+
+  <span class="c1">// boolean type, checkbox widget</span>
+  <span class="s1">&#39;inverted&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">widget</span><span class="o">:</span> <span class="s1">&#39;checkbox&#39;</span><span class="p">,</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;boolean&#39;</span><span class="p">,</span> <span class="nx">defaultValue</span><span class="o">:</span> <span class="kc">false</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;invert x and y axes&#39;</span><span class="p">,</span> <span class="p">},</span>
+
+  <span class="c1">// string type, option widget with `optionValues`</span>
+  <span class="s1">&#39;graphType&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">widget</span><span class="o">:</span> <span class="s1">&#39;option&#39;</span><span class="p">,</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;string&#39;</span><span class="p">,</span> <span class="nx">defaultValue</span><span class="o">:</span> <span class="s1">&#39;line&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;graph type&#39;</span><span class="p">,</span> <span class="nx">optionValues</span><span class="o">:</span> <span class="p">[</span> <span class="s1">&#39;line&#39;</span><span class="p">,</span> <span class="s1">&#39;smoothedLine&#39;</span><span class="p">,</span> <span class="s1">&#39;step&#39;</span><span class="p">,</span> <span class="p">],</span> <span class="p">},</span>
+
+  <span class="c1">// HTML in `description`</span>
+  <span class="s1">&#39;dateFormat&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;string&#39;</span><span class="p">,</span> <span class="nx">defaultValue</span><span class="o">:</span> <span class="s1">&#39;&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;format of date (&lt;a href=&quot;https://docs.amcharts.com/3/javascriptcharts/AmGraph#dateFormat&quot;&gt;doc&lt;/a&gt;) (e.g YYYY-MM-DD)&#39;</span><span class="p">,</span> <span class="p">},</span>
+
+  <span class="c1">// JSON type, textarea widget</span>
+  <span class="s1">&#39;yAxisGuides&#39;</span><span class="o">:</span> <span class="p">{</span> <span class="nx">widget</span><span class="o">:</span> <span class="s1">&#39;textarea&#39;</span><span class="p">,</span> <span class="nx">valueType</span><span class="o">:</span> <span class="s1">&#39;JSON&#39;</span><span class="p">,</span> <span class="nx">defaultValue</span><span class="o">:</span> <span class="s1">&#39;&#39;</span><span class="p">,</span> <span class="nx">description</span><span class="o">:</span> <span class="s1">&#39;guides of yAxis &#39;</span><span class="p">,</span> <span class="p">},</span>
+</code></pre></div>
+<p><br/></p>
+
+<h3>Spec: <code>transform</code></h3>
+
+<table><thead>
+<tr>
+<th>Field Name</th>
+<th>Available Values (type)</th>
+<th>Description</th>
+</tr>
+</thead><tbody>
+<tr>
+<td><code>method</code></td>
+<td><code>object</code></td>
+<td>designed for rows requiring object manipulation</td>
+</tr>
+<tr>
+<td><code>method</code></td>
+<td><code>array</code></td>
+<td>designed for rows requiring array manipulation</td>
+</tr>
+<tr>
+<td><code>method</code></td>
+<td><code>array:2-key</code></td>
+<td>designed for xyz charts (e.g bubble chart)</td>
+</tr>
+<tr>
+<td><code>method</code></td>
+<td><code>drill-down</code></td>
+<td>designed for drill-down charts</td>
+</tr>
+<tr>
+<td><code>method</code></td>
+<td><code>raw</code></td>
+<td>will return the original <code>tableData.rows</code></td>
+</tr>
+</tbody></table>
+
+<p><br/></p>
+
+<p>Whatever you specified as <code>transform.method</code>, the <code>transformer</code> value will be always function for lazy computation. </p>
+<div class="highlight"><pre><code class="js language-js" data-lang="js"><span class="c1">// advanced-transformation.util#getTransformer</span>
+
+<span class="k">if</span> <span class="p">(</span><span class="nx">transformSpec</span><span class="p">.</span><span class="nx">method</span> <span class="o">===</span> <span class="s1">&#39;raw&#39;</span><span class="p">)</span> <span class="p">{</span>
+  <span class="nx">transformer</span> <span class="o">=</span> <span class="p">()</span> <span class="o">=&gt;</span> <span class="p">{</span> <span class="k">return</span> <span class="nx">rows</span><span class="p">;</span> <span class="p">}</span>
+<span class="p">}</span> <span class="k">else</span> <span class="k">if</span> <span class="p">(</span><span class="nx">transformSpec</span><span class="p">.</span><span class="nx">method</span> <span class="o">===</span> <span class="s1">&#39;array&#39;</span><span class="p">)</span> <span class="p">{</span>
+  <span class="nx">transformer</span> <span class="o">=</span> <span class="p">()</span> <span class="o">=&gt;</span> <span class="p">{</span>
+    <span class="p">...</span>
+    <span class="k">return</span> <span class="p">{</span> <span class="p">...</span> <span class="p">}</span>
+  <span class="p">}</span>
+<span class="p">}</span>
+</code></pre></div>
+<p>Here is actual usage.</p>
+<div class="highlight"><pre><code class="js language-js" data-lang="js"><span class="kr">class</span> <span class="nx">AwesomeVisualization</span> <span class="kr">extends</span> <span class="nx">Visualization</span> <span class="p">{</span>
+  <span class="nx">constructor</span><span class="p">(...)</span> <span class="p">{</span> <span class="cm">/** setup your spec */</span> <span class="p">}</span>
+
+  <span class="p">...</span> 
+
+  <span class="c1">// `render` will be called whenever `axis` or `parameter` are changed</span>
+  <span class="nx">render</span><span class="p">(</span><span class="nx">data</span><span class="p">)</span> <span class="p">{</span>
+    <span class="kr">const</span> <span class="p">{</span> <span class="nx">chart</span><span class="p">,</span> <span class="nx">parameter</span><span class="p">,</span> <span class="nx">column</span><span class="p">,</span> <span class="nx">transformer</span><span class="p">,</span> <span class="p">}</span> <span class="o">=</span> <span class="nx">data</span>
+
+    <span class="k">if</span> <span class="p">(</span><span class="nx">chart</span> <span class="o">===</span> <span class="s1">&#39;line&#39;</span><span class="p">)</span> <span class="p">{</span>
+      <span class="kr">const</span> <span class="nx">transformed</span> <span class="o">=</span> <span class="nx">transformer</span><span class="p">()</span>
+      <span class="c1">// draw line chart </span>
+    <span class="p">}</span> <span class="k">else</span> <span class="k">if</span> <span class="p">(</span><span class="nx">chart</span> <span class="o">===</span> <span class="s1">&#39;no-group&#39;</span><span class="p">)</span> <span class="p">{</span>
+      <span class="kr">const</span> <span class="nx">transformed</span> <span class="o">=</span> <span class="nx">transformer</span><span class="p">()</span>
+      <span class="c1">// draw no-group chart </span>
+    <span class="p">}</span>
+  <span class="p">}</span>
+
+  <span class="p">...</span>
+<span class="p">}</span>
+</code></pre></div>
+  </div>
+</div>
+
+
+      <hr>
+      <footer>
+        <!-- <p>&copy; 2017 The Apache Software Foundation</p>-->
+      </footer>
+    </div>
+
+    
+
+
+  <script type="text/javascript">
+  (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
+  (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
+  m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
+  })(window,document,'script','//www.google-analytics.com/analytics.js','ga');
+
+  ga('create', 'UA-45176241-5', 'zeppelin.apache.org');
+  ga('require', 'linkid', 'linkid.js');
+  ga('send', 'pageview');
+
+</script>
+
+
+
+  </body>
+</html>
+

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/back-end-angular.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/back-end-angular.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/back-end-angular.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/back-end-angular.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/basicdisplaysystem.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/basicdisplaysystem.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/basicdisplaysystem.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/basicdisplaysystem.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/front-end-angular.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/front-end-angular.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/front-end-angular.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/displaysystem/front-end-angular.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/index.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/index.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/index.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/index.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>
@@ -411,12 +412,13 @@ Join to our <a href="https://zeppelin.ap
 <li><a href="./security/notebook_authorization.html">Notebook Authorization</a></li>
 <li><a href="./security/datasource_authorization.html">Data Source Authorization</a></li>
 </ul></li>
-<li>Helium Framework
+<li>Helium Framework (Experimental)
 
 <ul>
-<li><a href="./development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-<li><a href="./development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-<li><a href="./development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+<li><a href="./development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+<li><a href="./development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+<li><a href="./development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basic</a></li>
+<li><a href="./development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
 </ul></li>
 <li>Advanced
 

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/install/build.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/install/build.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/install/build.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/install/build.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/install/cdh.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/install/cdh.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/install/cdh.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/install/cdh.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/install/configuration.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/install/configuration.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/install/configuration.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/install/configuration.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/install/docker.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/install/docker.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/install/docker.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/install/docker.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/install/install.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/install/install.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/install/install.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/install/install.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/install/spark_cluster_mode.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/install/spark_cluster_mode.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/install/spark_cluster_mode.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/install/spark_cluster_mode.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/install/upgrade.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/install/upgrade.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/install/upgrade.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/install/upgrade.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>
@@ -255,6 +256,7 @@ So, copying <code>notebook</code> and <c
 
 <ul>
 <li>From 0.8, we recommend to use <code>PYSPARK_PYTHON</code> and <code>PYSPARK_DRIVER_PYTHON</code> instead of <code>zeppelin.pyspark.python</code> as <code>zeppelin.pyspark.python</code> only effects driver. You can use <code>PYSPARK_PYTHON</code> and <code>PYSPARK_DRIVER_PYTHON</code> as using them in spark.</li>
+<li>From 0.8, depending on your device, the keyboard shortcut <code>Ctrl-L</code> or <code>Command-L</code> which goes to the line somewhere user wants is not supported. </li>
 </ul>
 
   </div>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/install/virtual_machine.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/install/virtual_machine.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/install/virtual_machine.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/install/virtual_machine.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>
@@ -298,7 +299,7 @@ ansible --version
 
 <p>This assumes you&#39;ve already cloned the project either on the host machine in the zeppelin-dev directory (to be shared with the guest machine) or cloned directly into a directory while running inside the guest machine.  The following build steps will also include Python and R support via PySpark and SparkR:</p>
 <div class="highlight"><pre><code class="text language-text" data-lang="text">cd /zeppelin
-mvn clean package -Pspark-1.6 -Phadoop-2.4 -Psparkr -DskipTests
+mvn clean package -Pspark-1.6 -Phadoop-2.4 -DskipTests
 ./bin/zeppelin-daemon.sh start
 </code></pre></div>
 <p>On your host machine browse to <code>http://localhost:8080/</code></p>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/install/yarn_install.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/install/yarn_install.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/install/yarn_install.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/install/yarn_install.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/alluxio.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/alluxio.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/alluxio.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/alluxio.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/beam.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/beam.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/beam.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/beam.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/bigquery.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/bigquery.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/bigquery.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/bigquery.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/cassandra.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/cassandra.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/cassandra.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/cassandra.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/elasticsearch.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/elasticsearch.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/elasticsearch.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/elasticsearch.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>

Modified: zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/flink.html
URL: http://svn.apache.org/viewvc/zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/flink.html?rev=1791664&r1=1791663&r2=1791664&view=diff
==============================================================================
--- zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/flink.html (original)
+++ zeppelin/site/docs/0.8.0-SNAPSHOT/interpreter/flink.html Mon Apr 17 07:01:48 2017
@@ -164,10 +164,11 @@
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/notebook_authorization.html">Notebook Authorization</a></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/security/datasource_authorization.html">Data Source Authorization</a></li>
                 <li role="separator" class="divider"></li>
-                <li class="title"><span><b>Helium Framework</b><span></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell (Experimental)</a></li>
-                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization (Experimental)</a></li>
+                <li class="title"><span><b>Helium Framework (Experimental)</b></span></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinapplication.html">Writing Zeppelin Application</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinspell.html">Writing Zeppelin Spell</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization.html">Writing Zeppelin Visualization: Basics</a></li>
+                <li><a href="/docs/0.8.0-SNAPSHOT/development/writingzeppelinvisualization_transformation.html">Writing Zeppelin Visualization: Transformation</a></li>
                 <li role="separator" class="divider"></li>
                 <li class="title"><span><b>Advanced</b><span></li>
                 <li><a href="/docs/0.8.0-SNAPSHOT/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>