="l00039"></a><span class="lineno">   39</span>&#160;</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    element_t* data() { <span class="keywordflow">return</span> &amp;_row_buffer[0]; }</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    iterator_t begin() { <span class="keywordflow">return</span> _row_buffer.begin(); }</div><div class="line"><a name="l