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| <li>Summary: </li> |
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| <div class="subTitle">org.apache.hawq.pxf.plugins.hbase</div> |
| <h2 title="Class HBaseDataFragmenter" class="title">Class HBaseDataFragmenter</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../../org/apache/hawq/pxf/api/utilities/Plugin.html" title="class in org.apache.hawq.pxf.api.utilities">org.apache.hawq.pxf.api.utilities.Plugin</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../../org/apache/hawq/pxf/api/Fragmenter.html" title="class in org.apache.hawq.pxf.api">org.apache.hawq.pxf.api.Fragmenter</a></li> |
| <li> |
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| <li>org.apache.hawq.pxf.plugins.hbase.HBaseDataFragmenter</li> |
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| <pre>public class <span class="typeNameLabel">HBaseDataFragmenter</span> |
| extends <a href="../../../../../../org/apache/hawq/pxf/api/Fragmenter.html" title="class in org.apache.hawq.pxf.api">Fragmenter</a></pre> |
| <div class="block">Fragmenter class for HBase data resources. |
| |
| Extends the <a href="../../../../../../org/apache/hawq/pxf/api/Fragmenter.html" title="class in org.apache.hawq.pxf.api"><code>Fragmenter</code></a> abstract class, with the purpose of transforming |
| an input data path (an HBase table name in this case) into a list of regions |
| that belong to this table. |
| |
| This class also puts HBase lookup table information for the given |
| table (if exists) in each fragment's user data field.</div> |
| </li> |
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| <li class="blockList"><a name="fields.inherited.from.class.org.apache.hawq.pxf.api.Fragmenter"> |
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| <h3>Fields inherited from class org.apache.hawq.pxf.api.<a href="../../../../../../org/apache/hawq/pxf/api/Fragmenter.html" title="class in org.apache.hawq.pxf.api">Fragmenter</a></h3> |
| <code><a href="../../../../../../org/apache/hawq/pxf/api/Fragmenter.html#fragments">fragments</a></code></li> |
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| <code><a href="../../../../../../org/apache/hawq/pxf/api/utilities/Plugin.html#inputData">inputData</a></code></li> |
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| <th class="colOne" scope="col">Constructor and Description</th> |
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| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/plugins/hbase/HBaseDataFragmenter.html#HBaseDataFragmenter-org.apache.hawq.pxf.api.utilities.InputData-">HBaseDataFragmenter</a></span>(<a href="../../../../../../org/apache/hawq/pxf/api/utilities/InputData.html" title="class in org.apache.hawq.pxf.api.utilities">InputData</a> inConf)</code> |
| <div class="block">Constructor for HBaseDataFragmenter.</div> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>java.util.List<<a href="../../../../../../org/apache/hawq/pxf/api/Fragment.html" title="class in org.apache.hawq.pxf.api">Fragment</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/plugins/hbase/HBaseDataFragmenter.html#getFragments--">getFragments</a></span>()</code> |
| <div class="block">Returns list of fragments containing all of the |
| HBase's table data.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/hawq/pxf/api/FragmentsStats.html" title="class in org.apache.hawq.pxf.api">FragmentsStats</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/plugins/hbase/HBaseDataFragmenter.html#getFragmentsStats--">getFragmentsStats</a></span>()</code> |
| <div class="block">Returns statistics for HBase table.</div> |
| </td> |
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| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
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| <h3>Constructor Detail</h3> |
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| <h4>HBaseDataFragmenter</h4> |
| <pre>public HBaseDataFragmenter(<a href="../../../../../../org/apache/hawq/pxf/api/utilities/InputData.html" title="class in org.apache.hawq.pxf.api.utilities">InputData</a> inConf)</pre> |
| <div class="block">Constructor for HBaseDataFragmenter.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>inConf</code> - input data such as which HBase table to scan</dd> |
| </dl> |
| </li> |
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| <h4>getFragmentsStats</h4> |
| <pre>public <a href="../../../../../../org/apache/hawq/pxf/api/FragmentsStats.html" title="class in org.apache.hawq.pxf.api">FragmentsStats</a> getFragmentsStats() |
| throws java.lang.Exception</pre> |
| <div class="block">Returns statistics for HBase table. Currently it's not implemented.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/hawq/pxf/api/Fragmenter.html#getFragmentsStats--">getFragmentsStats</a></code> in class <code><a href="../../../../../../org/apache/hawq/pxf/api/Fragmenter.html" title="class in org.apache.hawq.pxf.api">Fragmenter</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>default statistics</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.Exception</code> - if statistics cannot be gathered</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getFragments--"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>getFragments</h4> |
| <pre>public java.util.List<<a href="../../../../../../org/apache/hawq/pxf/api/Fragment.html" title="class in org.apache.hawq.pxf.api">Fragment</a>> getFragments() |
| throws java.lang.Exception</pre> |
| <div class="block">Returns list of fragments containing all of the |
| HBase's table data. |
| Lookup table information with mapping between |
| field names in HAWQ table and HBase table will be |
| returned as user data.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/hawq/pxf/api/Fragmenter.html#getFragments--">getFragments</a></code> in class <code><a href="../../../../../../org/apache/hawq/pxf/api/Fragmenter.html" title="class in org.apache.hawq.pxf.api">Fragmenter</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a list of fragments</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.Exception</code> - if fragment list could not be retrieved</dd> |
| </dl> |
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