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<h1>SAP BusinessObjects (Universe) Interpreter for Apache Zeppelin</h1>
<div id="toc"></div>
<h2>Overview</h2>
<p><a href="https://help.sap.com/viewer/p/SAP_BUSINESSOBJECTS_BUSINESS_INTELLIGENCE_PLATFORM">SAP BusinessObjects BI platform (universes)</a> can simplify the lives of business users and IT staff. SAP BusinessObjects is based on universes. The universe contains dual-semantic layer model. The users make queries upon universes. This interpreter is new interface for universes.</p>
<p><em>Disclaimer</em> SAP interpreter is not official interpreter for SAP BusinessObjects BI platform. It uses <a href="https://help.sap.com/viewer/5431204882b44fc98d56bd752e69f132/4.2.5/en-US/ec54808e6fdb101497906a7cb0e91070.html">BI Semantic Layer REST API</a></p>
<p>This interpreter is not directly supported by SAP AG.</p>
<p>Tested with versions 4.2SP3 (14.2.3.2220) and 4.2SP5. There is no support for filters in UNX-universes converted from old UNV format.</p>
<p>The universe name must be unique.</p>
<h2>Configuring SAP Universe Interpreter</h2>
<p>At the &quot;Interpreters&quot; menu, you can edit SAP interpreter or create new one. Zeppelin provides these properties for SAP.</p>
<table class="table-configuration">
<tr>
<th>Property Name</th>
<th>Value</th>
<th>Description</th>
</tr>
<tr>
<td>universe.api.url</td>
<td>http://localhost:6405/biprws</td>
<td>The base url for the SAP BusinessObjects BI platform. You have to edit "localhost" that you may use (ex. http://0.0.0.0:6405/biprws)</td>
</tr>
<tr>
<td>universe.authType</td>
<td>secEnterprise</td>
<td>The type of authentication for API of Universe. Available values: secEnterprise, secLDAP, secWinAD, secSAPR3</td>
</tr>
<tr>
<td>universe.password</td>
<td></td>
<td>The BI platform user password</td>
</tr>
<tr>
<td>universe.user</td>
<td>Administrator</td>
<td>The BI platform user login</td>
</tr>
</table>
<p><img src="/docs/0.9.0/assets/themes/zeppelin/img/docs-img/sap-interpreter-setting.png" alt="SAP Interpreter Setting"></p>
<h3>How to use</h3>
<p><li> Choose the universe
<li> Choose dimensions and measures in <code>select</code> statement
<li> Define conditions in <code>where</code> statement
You can compare two dimensions/measures or use Filter (without value).
Dimesions/Measures can be compared with static values, may be <code>is null</code> or <code>is not null</code>, contains or not in list.
Available the nested conditions (using braces &quot;()&quot;). &quot;and&quot; operator have more priority than &quot;or&quot;. </p>
<p>If generated query contains promtps, then promtps will appear as dynamic form after paragraph submitting.</p>
<h4>Example query</h4>
<div class="highlight"><pre><code class="sql language-sql" data-lang="sql"><span class="o">%</span><span class="n">sap</span>
<span class="n">universe</span> <span class="p">[</span><span class="n">Universe</span> <span class="n">Name</span><span class="p">];</span>
<span class="k">select</span>
<span class="p">[</span><span class="n">Folder1</span><span class="p">].[</span><span class="n">Dimension2</span><span class="p">],</span>
<span class="p">[</span><span class="n">Folder2</span><span class="p">].[</span><span class="n">Dimension3</span><span class="p">],</span>
<span class="p">[</span><span class="n">Measure1</span><span class="p">]</span>
<span class="k">where</span>
<span class="p">[</span><span class="n">Filter1</span><span class="p">]</span>
<span class="k">and</span> <span class="p">[</span><span class="nb">Date</span><span class="p">]</span> <span class="o">&gt;</span> <span class="s1">&#39;2018-01-01 00:00:00&#39;</span>
<span class="k">and</span> <span class="p">[</span><span class="n">Folder1</span><span class="p">].[</span><span class="n">Dimension4</span><span class="p">]</span> <span class="k">is</span> <span class="k">not</span> <span class="k">null</span>
<span class="k">and</span> <span class="p">[</span><span class="n">Folder1</span><span class="p">].[</span><span class="n">Dimension5</span><span class="p">]</span> <span class="k">in</span> <span class="p">(</span><span class="s1">&#39;Value1&#39;</span><span class="p">,</span> <span class="s1">&#39;Value2&#39;</span><span class="p">);</span>
</code></pre></div>
<h3><code>distinct</code> keyword</h3>
<p>You can write keyword <code>distinct</code> after keyword <code>select</code> to return only distinct (different) values.</p>
<h4>Example query</h4>
<div class="highlight"><pre><code class="sql language-sql" data-lang="sql"><span class="o">%</span><span class="n">sap</span>
<span class="n">universe</span> <span class="p">[</span><span class="n">Universe</span> <span class="n">Name</span><span class="p">];</span>
<span class="k">select</span> <span class="k">distinct</span>
<span class="p">[</span><span class="n">Folder1</span><span class="p">].[</span><span class="n">Dimension2</span><span class="p">],</span> <span class="p">[</span><span class="n">Measure1</span><span class="p">]</span>
<span class="k">where</span>
<span class="p">[</span><span class="n">Filter1</span><span class="p">];</span>
</code></pre></div>
<h3><code>limit</code> keyword</h3>
<p>You can write keyword <code>limit</code> and limit value in the end of query to limit the number of records returned based on a limit value.</p>
<h4>Example query</h4>
<div class="highlight"><pre><code class="sql language-sql" data-lang="sql"><span class="o">%</span><span class="n">sap</span>
<span class="n">universe</span> <span class="p">[</span><span class="n">Universe</span> <span class="n">Name</span><span class="p">];</span>
<span class="k">select</span>
<span class="p">[</span><span class="n">Folder1</span><span class="p">].[</span><span class="n">Dimension2</span><span class="p">],</span> <span class="p">[</span><span class="n">Measure1</span><span class="p">]</span>
<span class="k">where</span>
<span class="p">[</span><span class="n">Filter1</span><span class="p">]</span>
<span class="k">limit</span> <span class="mi">100</span><span class="p">;</span>
</code></pre></div>
<h2>Object Interpolation</h2>
<p>The SAP interpreter also supports interpolation of <code>ZeppelinContext</code> objects into the paragraph text.
To enable this feature set <code>universe.interpolation</code> to <code>true</code>. The following example shows one use of this facility:</p>
<h4>In Scala cell:</h4>
<div class="highlight"><pre><code class="scala language-scala" data-lang="scala"><span class="n">z</span><span class="o">.</span><span class="n">put</span><span class="o">(</span><span class="s">&quot;curr_date&quot;</span><span class="o">,</span> <span class="s">&quot;2018-01-01 00:00:00&quot;</span><span class="o">)</span>
</code></pre></div>
<h4>In later SAP cell:</h4>
<div class="highlight"><pre><code class="sql language-sql" data-lang="sql"><span class="k">where</span>
<span class="p">[</span><span class="n">Filter1</span><span class="p">]</span>
<span class="k">and</span> <span class="p">[</span><span class="nb">Date</span><span class="p">]</span> <span class="o">&gt;</span> <span class="s1">&#39;{curr_date}&#39;</span>
</code></pre></div>
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