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cassandra-server

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A thin Javascript wrapper around Apache Cassandra to provide out of the box server support

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <!-- NewPage --> <html lang="en"> <head> <!-- Generated by javadoc (version 1.7.0_67) on Sun Sep 07 15:29:51 CEST 2014 --> <title>Uses of Class org.apache.cassandra.utils.EstimatedHistogram (apache-cassandra API)</title> <meta name="date" content="2014-09-07"> <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> </head> <body> <script type="text/javascript"><!-- if (location.href.indexOf('is-external=true') == -1) { parent.document.title="Uses of Class org.apache.cassandra.utils.EstimatedHistogram (apache-cassandra API)"; } //--> </script> <noscript> <div>JavaScript is disabled on your browser.</div> </noscript> <!-- ========= START OF TOP NAVBAR ======= --> <div class="topNav"><a name="navbar_top"> <!-- --> </a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow"> <!-- --> </a> <ul class="navList" 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scope="col">Package</th> <th class="colLast" scope="col">Description</th> </tr> <tbody> <tr class="altColor"> <td class="colFirst"><a href="#org.apache.cassandra.io.sstable">org.apache.cassandra.io.sstable</a></td> <td class="colLast">&nbsp;</td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="#org.apache.cassandra.io.sstable.metadata">org.apache.cassandra.io.sstable.metadata</a></td> <td class="colLast">&nbsp;</td> </tr> <tr class="altColor"> <td class="colFirst"><a href="#org.apache.cassandra.metrics">org.apache.cassandra.metrics</a></td> <td class="colLast">&nbsp;</td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="#org.apache.cassandra.utils">org.apache.cassandra.utils</a></td> <td class="colLast">&nbsp;</td> </tr> </tbody> </table> </li> <li class="blockList"> <ul class="blockList"> <li class="blockList"><a name="org.apache.cassandra.io.sstable"> <!-- --> </a> <h3>Uses of <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a> in <a href="../../../../../org/apache/cassandra/io/sstable/package-summary.html">org.apache.cassandra.io.sstable</a></h3> <table border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation"> <caption><span>Methods in <a href="../../../../../org/apache/cassandra/io/sstable/package-summary.html">org.apache.cassandra.io.sstable</a> that return <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></span><span class="tabEnd">&nbsp;</span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Method and Description</th> </tr> <tbody> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">SSTableReader.</span><code><strong><a href="../../../../../org/apache/cassandra/io/sstable/SSTableReader.html#getEstimatedColumnCount()">getEstimatedColumnCount</a></strong>()</code>&nbsp;</td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">SSTableReader.</span><code><strong><a href="../../../../../org/apache/cassandra/io/sstable/SSTableReader.html#getEstimatedRowSize()">getEstimatedRowSize</a></strong>()</code>&nbsp;</td> </tr> </tbody> </table> </li> <li class="blockList"><a name="org.apache.cassandra.io.sstable.metadata"> <!-- --> </a> <h3>Uses of <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a> in <a href="../../../../../org/apache/cassandra/io/sstable/metadata/package-summary.html">org.apache.cassandra.io.sstable.metadata</a></h3> <table border="0" cellpadding="3" cellspacing="0" summary="Use table, listing fields, and an explanation"> <caption><span>Fields in <a href="../../../../../org/apache/cassandra/io/sstable/metadata/package-summary.html">org.apache.cassandra.io.sstable.metadata</a> declared as <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></span><span class="tabEnd">&nbsp;</span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Field and Description</th> </tr> <tbody> <tr class="altColor"> <td class="colFirst"><code>protected <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">MetadataCollector.</span><code><strong><a href="../../../../../org/apache/cassandra/io/sstable/metadata/MetadataCollector.html#estimatedColumnCount">estimatedColumnCount</a></strong></code>&nbsp;</td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">StatsMetadata.</span><code><strong><a href="../../../../../org/apache/cassandra/io/sstable/metadata/StatsMetadata.html#estimatedColumnCount">estimatedColumnCount</a></strong></code>&nbsp;</td> </tr> <tr class="altColor"> <td class="colFirst"><code>protected <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">MetadataCollector.</span><code><strong><a href="../../../../../org/apache/cassandra/io/sstable/metadata/MetadataCollector.html#estimatedRowSize">estimatedRowSize</a></strong></code>&nbsp;</td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">StatsMetadata.</span><code><strong><a href="../../../../../org/apache/cassandra/io/sstable/metadata/StatsMetadata.html#estimatedRowSize">estimatedRowSize</a></strong></code>&nbsp;</td> </tr> </tbody> </table> <table border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation"> <caption><span>Methods in <a href="../../../../../org/apache/cassandra/io/sstable/metadata/package-summary.html">org.apache.cassandra.io.sstable.metadata</a> with parameters of type <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></span><span class="tabEnd">&nbsp;</span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Method and Description</th> </tr> <tbody> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/io/sstable/metadata/MetadataCollector.html" title="class in org.apache.cassandra.io.sstable.metadata">MetadataCollector</a></code></td> <td class="colLast"><span class="strong">MetadataCollector.</span><code><strong><a href="../../../../../org/apache/cassandra/io/sstable/metadata/MetadataCollector.html#estimatedColumnCount(org.apache.cassandra.utils.EstimatedHistogram)">estimatedColumnCount</a></strong>(<a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a>&nbsp;estimatedColumnCount)</code>&nbsp;</td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/io/sstable/metadata/MetadataCollector.html" title="class in org.apache.cassandra.io.sstable.metadata">MetadataCollector</a></code></td> <td class="colLast"><span class="strong">MetadataCollector.</span><code><strong><a href="../../../../../org/apache/cassandra/io/sstable/metadata/MetadataCollector.html#estimatedRowSize(org.apache.cassandra.utils.EstimatedHistogram)">estimatedRowSize</a></strong>(<a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a>&nbsp;estimatedRowSize)</code>&nbsp;</td> </tr> </tbody> </table> <table border="0" cellpadding="3" cellspacing="0" summary="Use table, listing constructors, and an explanation"> <caption><span>Constructors in <a href="../../../../../org/apache/cassandra/io/sstable/metadata/package-summary.html">org.apache.cassandra.io.sstable.metadata</a> with parameters of type <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></span><span class="tabEnd">&nbsp;</span></caption> <tr> <th class="colOne" scope="col">Constructor and Description</th> </tr> <tbody> <tr class="altColor"> <td class="colLast"><code><strong><a href="../../../../../org/apache/cassandra/io/sstable/metadata/StatsMetadata.html#StatsMetadata(org.apache.cassandra.utils.EstimatedHistogram,%20org.apache.cassandra.utils.EstimatedHistogram,%20org.apache.cassandra.db.commitlog.ReplayPosition,%20long,%20long,%20int,%20double,%20org.apache.cassandra.utils.StreamingHistogram,%20int,%20java.util.List,%20java.util.List,%20boolean,%20long)">StatsMetadata</a></strong>(<a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a>&nbsp;estimatedRowSize, <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a>&nbsp;estimatedColumnCount, <a href="../../../../../org/apache/cassandra/db/commitlog/ReplayPosition.html" title="class in org.apache.cassandra.db.commitlog">ReplayPosition</a>&nbsp;replayPosition, long&nbsp;minTimestamp, long&nbsp;maxTimestamp, int&nbsp;maxLocalDeletionTime, double&nbsp;compressionRatio, <a href="../../../../../org/apache/cassandra/utils/StreamingHistogram.html" title="class in org.apache.cassandra.utils">StreamingHistogram</a>&nbsp;estimatedTombstoneDropTime, int&nbsp;sstableLevel, java.util.List&lt;java.nio.ByteBuffer&gt;&nbsp;minColumnNames, java.util.List&lt;java.nio.ByteBuffer&gt;&nbsp;maxColumnNames, boolean&nbsp;hasLegacyCounterShards, long&nbsp;repairedAt)</code>&nbsp;</td> </tr> </tbody> </table> </li> <li class="blockList"><a name="org.apache.cassandra.metrics"> <!-- --> </a> <h3>Uses of <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a> in <a href="../../../../../org/apache/cassandra/metrics/package-summary.html">org.apache.cassandra.metrics</a></h3> <table border="0" cellpadding="3" cellspacing="0" summary="Use table, listing fields, and an explanation"> <caption><span>Fields in <a href="../../../../../org/apache/cassandra/metrics/package-summary.html">org.apache.cassandra.metrics</a> declared as <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></span><span class="tabEnd">&nbsp;</span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Field and Description</th> </tr> <tbody> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">LatencyMetrics.</span><code><strong><a href="../../../../../org/apache/cassandra/metrics/LatencyMetrics.html#recentLatencyHistogram">recentLatencyHistogram</a></strong></code> <div class="block"><strong>Deprecated.</strong>&nbsp;</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">ColumnFamilyMetrics.</span><code><strong><a href="../../../../../org/apache/cassandra/metrics/ColumnFamilyMetrics.html#recentSSTablesPerRead">recentSSTablesPerRead</a></strong></code> <div class="block"><strong>Deprecated.</strong>&nbsp;</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">ColumnFamilyMetrics.</span><code><strong><a href="../../../../../org/apache/cassandra/metrics/ColumnFamilyMetrics.html#sstablesPerRead">sstablesPerRead</a></strong></code> <div class="block"><strong>Deprecated.</strong>&nbsp;</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">LatencyMetrics.</span><code><strong><a href="../../../../../org/apache/cassandra/metrics/LatencyMetrics.html#totalLatencyHistogram">totalLatencyHistogram</a></strong></code> <div class="block"><strong>Deprecated.</strong>&nbsp;</div> </td> </tr> </tbody> </table> </li> <li class="blockList"><a name="org.apache.cassandra.utils"> <!-- --> </a> <h3>Uses of <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a> in <a href="../../../../../org/apache/cassandra/utils/package-summary.html">org.apache.cassandra.utils</a></h3> <table border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation"> <caption><span>Methods in <a href="../../../../../org/apache/cassandra/utils/package-summary.html">org.apache.cassandra.utils</a> that return <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></span><span class="tabEnd">&nbsp;</span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Method and Description</th> </tr> <tbody> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">HistogramBuilder.</span><code><strong><a href="../../../../../org/apache/cassandra/utils/HistogramBuilder.html#buildWithStdevRangesAroundMean()">buildWithStdevRangesAroundMean</a></strong>()</code> <div class="block">See <a href="../../../../../org/apache/cassandra/utils/HistogramBuilder.html#buildWithStdevRangesAroundMean(int)"><code>HistogramBuilder.buildWithStdevRangesAroundMean(int)</code></a></div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">HistogramBuilder.</span><code><strong><a href="../../../../../org/apache/cassandra/utils/HistogramBuilder.html#buildWithStdevRangesAroundMean(int)">buildWithStdevRangesAroundMean</a></strong>(int&nbsp;maxdevs)</code> <div class="block">Calculate the min, mean, max and standard deviation of the items in the builder, and generate an EstimatedHistogram with upto <code>maxdev</code> stdev size ranges either side of the mean, until min/max are hit; if either min/max are not reached a further range is inserted at the relevant ends.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">EstimatedHistogram.EstimatedHistogramSerializer.</span><code><strong><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.EstimatedHistogramSerializer.html#deserialize(java.io.DataInput)">deserialize</a></strong>(java.io.DataInput&nbsp;in)</code>&nbsp;</td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">MerkleTree.</span><code><strong><a href="../../../../../org/apache/cassandra/utils/MerkleTree.html#histogramOfRowCountPerLeaf()">histogramOfRowCountPerLeaf</a></strong>()</code>&nbsp;</td> </tr> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></code></td> <td class="colLast"><span class="strong">MerkleTree.</span><code><strong><a href="../../../../../org/apache/cassandra/utils/MerkleTree.html#histogramOfRowSizePerLeaf()">histogramOfRowSizePerLeaf</a></strong>()</code>&nbsp;</td> </tr> </tbody> </table> <table border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation"> <caption><span>Methods in <a href="../../../../../org/apache/cassandra/utils/package-summary.html">org.apache.cassandra.utils</a> with parameters of type <a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a></span><span class="tabEnd">&nbsp;</span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Method and Description</th> </tr> <tbody> <tr class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><span class="strong">EstimatedHistogram.EstimatedHistogramSerializer.</span><code><strong><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.EstimatedHistogramSerializer.html#serialize(org.apache.cassandra.utils.EstimatedHistogram,%20org.apache.cassandra.io.util.DataOutputPlus)">serialize</a></strong>(<a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a>&nbsp;eh, <a href="../../../../../org/apache/cassandra/io/util/DataOutputPlus.html" title="interface in org.apache.cassandra.io.util">DataOutputPlus</a>&nbsp;out)</code>&nbsp;</td> </tr> <tr class="rowColor"> <td class="colFirst"><code>long</code></td> <td class="colLast"><span class="strong">EstimatedHistogram.EstimatedHistogramSerializer.</span><code><strong><a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.EstimatedHistogramSerializer.html#serializedSize(org.apache.cassandra.utils.EstimatedHistogram,%20org.apache.cassandra.db.TypeSizes)">serializedSize</a></strong>(<a href="../../../../../org/apache/cassandra/utils/EstimatedHistogram.html" title="class in org.apache.cassandra.utils">EstimatedHistogram</a>&nbsp;eh, <a href="../../../../../org/apache/cassandra/db/TypeSizes.html" title="class in org.apache.cassandra.db">TypeSizes</a>&nbsp;typeSizes)</code>&nbsp;</td> </tr> </tbody> </table> </li> </ul> </li> </ul> </div> <!-- ======= START OF BOTTOM NAVBAR ====== --> <div class="bottomNav"><a name="navbar_bottom"> <!-- --> </a><a href="#skip-navbar_bottom" title="Skip 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