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      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Author</dt>
      <dd style="margin-left: 8.5em">HAYASHI Kentaro &lt;hayas****@clear*****&gt;</dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Date</dt>
      <dd style="margin-left: 8.5em">2015-01-28 16:56:55 +0900 (Wed, 28 Jan 2015)</dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">New Revision</dt>
      <dd style="margin-left: 8.5em"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda">c340e716f0904db82d798ab521178bf7746f0dda</a></dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Message</dt>
      <dd style="margin-left: 8.5em"><pre style="border: 1px solid #aaa; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; padding: 0.5em; width: auto">doc: add more description</pre></dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Modified files</dt>
      <dd style="margin-left: 8.5em">
        <ul>
          <li><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#diff-0">doc/source/news.rst</a></li>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">  Modified: doc/source/news.rst (+10 -5)</span>
<span class="diff-header-mark" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">===================================================================</span>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L27">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L28">28</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L29">29</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L30">30</a></span>
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<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L32">32</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L33">33</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L34">34</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L40">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L41">41</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L42">42</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L43">43</a></span>
<span class="diff-line-number-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L44">44</a></span>
<span class="diff-line-number-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L45">45</a></span>
<span class="diff-line-number-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L46">46</a></span>
<span class="diff-line-number-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L47">47</a></span>
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<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L48">48</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L49">49</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0L50">50</a></span>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R27">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R28">28</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R29">29</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R30">30</a></span>
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<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R32">32</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R33">33</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R34">34</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R35">35</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R36">36</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R37">37</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R43">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R44">44</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R45">45</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R46">46</a></span>
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<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R47">47</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R48">48</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R49">49</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R50">50</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R51">51</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R52">52</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R53">53</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R54">54</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/groonga/commit/c340e716f0904db82d798ab521178bf7746f0dda#L0R55">55</a></span>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -28,7 +28,10 @@ <span class="diff-context" style="background-color: #ffffaa; color: #000000">Improvements</span></span>
<span class="diff-not-changed" style="display: block; white-space: pre">   and target column for :ref:`select-drilldown-calc-target`.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   The return value is calculated based on drilldown result in group.</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> * [experimental] Added ``--with-jemalloc`` option to use ``jemalloc`` for ``malloc()/free()``.</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-  It'll improve performance on multi-threading usage.</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  It'll improve performance on multi-threading usage. For example, the performance</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  of :doc:`/reference/executables/groonga` or `Mroonga &lt;http://mroonga.org/&gt;`__ will be improved.</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  Note that this feature doesn't affect to :doc:`/reference/executables/groonga-httpd` because</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  groonga-httpd uses multi-process model instead of multi-threading.</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> * groonga-httpd: Supported long error message over 2048 bytes.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   By this change, long error message (&gt;2048) is not truncated.</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> * groonga-httpd: Supported streaming dump functionality.</span>
<span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -41,10 +44,12 @@ <span class="diff-context" style="background-color: #ffffaa; color: #000000">Fixes</span></span>
<span class="diff-not-changed" style="display: block; white-space: pre">   incorrect error code as syscall error.</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> * Fixed to show errno in error message when unknow error is occurred.</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> * [windows] Fixed to return proper error code.</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-* Fixed a bug that there is only 'index[0]' for :ref:`select-match_columns`,</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-  it doesn't return correct search results. For example, it occurs</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-  when index 'memo_index' is created against multiple column -</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-  'title,content' then 'memo_index[0]' is specified.</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+* Fixed a bug that there is only one section for multi-column index for</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  :ref:`select-match_columns`, it doesn't return correct search results.</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  For example, consider the case that there is multi-column index which is</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  named as ``memo_index`` for ``title`` column and ``content`` column.</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  Thus, this bug occurs when ``memo_index[0]`` which means index</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  for ``title`` column is specified for :ref:`select-match_columns`.</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> * mecab: Added workaround for ``mecab_strerror(NULL)`` on MeCab 0.993.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   Without this workaround, Groonga aborts if there is no MeCab</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   dictionary. [Reported by Shuhei Tanuma]</span>
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