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<h1 title="程序包" class="title">程序包&nbsp;org.apache.calcite.profile</h1>
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<div class="block">Utilities to analyze data sets.</div>
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<p>请参阅:&nbsp;<a href="#package.description">说明</a></p>
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<td class="colFirst"><a href="../../../../org/apache/calcite/profile/Profiler.html" title="org.apache.calcite.profile中的接口">Profiler</a></td>
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<div class="block">Analyzes data sets.</div>
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<td class="colFirst"><a href="../../../../org/apache/calcite/profile/Profiler.Statistic.html" title="org.apache.calcite.profile中的接口">Profiler.Statistic</a></td>
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<div class="block">Statistic produced by the profiler.</div>
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<td class="colFirst"><a href="../../../../org/apache/calcite/profile/Profiler.Column.html" title="org.apache.calcite.profile中的类">Profiler.Column</a></td>
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<div class="block">Column.</div>
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<td class="colFirst"><a href="../../../../org/apache/calcite/profile/Profiler.Distribution.html" title="org.apache.calcite.profile中的类">Profiler.Distribution</a></td>
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<div class="block">Value distribution, including cardinality and optionally values, of a
column or set of columns.</div>
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<td class="colFirst"><a href="../../../../org/apache/calcite/profile/Profiler.FunctionalDependency.html" title="org.apache.calcite.profile中的类">Profiler.FunctionalDependency</a></td>
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<div class="block">Functional dependency.</div>
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<td class="colFirst"><a href="../../../../org/apache/calcite/profile/Profiler.Profile.html" title="org.apache.calcite.profile中的类">Profiler.Profile</a></td>
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<div class="block">The result of profiling, contains various statistics about the
data in a table.</div>
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<td class="colFirst"><a href="../../../../org/apache/calcite/profile/Profiler.RowCount.html" title="org.apache.calcite.profile中的类">Profiler.RowCount</a></td>
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<div class="block">Whole data set.</div>
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<div class="block">Unique key.</div>
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<td class="colFirst"><a href="../../../../org/apache/calcite/profile/ProfilerImpl.html" title="org.apache.calcite.profile中的类">ProfilerImpl</a></td>
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<div class="block">Implementation of <a href="../../../../org/apache/calcite/profile/Profiler.html" title="org.apache.calcite.profile中的接口"><code>Profiler</code></a> that only investigates "interesting"
combinations of columns.</div>
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<td class="colFirst"><a href="../../../../org/apache/calcite/profile/ProfilerImpl.Builder.html" title="org.apache.calcite.profile中的类">ProfilerImpl.Builder</a></td>
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<div class="block">Builds a <a href="../../../../org/apache/calcite/profile/ProfilerImpl.html" title="org.apache.calcite.profile中的类"><code>ProfilerImpl</code></a>.</div>
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<td class="colFirst"><a href="../../../../org/apache/calcite/profile/SimpleProfiler.html" title="org.apache.calcite.profile中的类">SimpleProfiler</a></td>
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<div class="block">Basic implementation of <a href="../../../../org/apache/calcite/profile/Profiler.html" title="org.apache.calcite.profile中的接口"><code>Profiler</code></a>.</div>
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<h2 title="程序包org.apache.calcite.profile的说明">程序包org.apache.calcite.profile的说明</h2>
<div class="block">Utilities to analyze data sets.</div>
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