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<h1 title="程序包" class="title">程序包&nbsp;org.apache.calcite.util.trace</h1>
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<td class="colFirst"><a href="../../../../../org/apache/calcite/util/trace/CalciteLogger.html" title="org.apache.calcite.util.trace中的类">CalciteLogger</a></td>
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<div class="block">Small extension to <code>Logger</code> with some performance improvements.</div>
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