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<li class="navelem"><a class="el" href="dir_1d5505cee217f179c88903b7091c150e.html">cache</a></li><li class="navelem"><a class="el" href="dir_13c1d00a1be9b016a133dec12b890b36.html">query</a></li> </ul>
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<div class="title">core/include/ignite/cache/query/query_fields_cursor.h</div> </div>
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<a href="core_2include_2ignite_2cache_2query_2query__fields__cursor_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * contributor license agreements. See the NOTICE file distributed with</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * this work for additional information regarding copyright ownership.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> * The ASF licenses this file to You under the Apache License, Version 2.0</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * (the &quot;License&quot;); you may not use this file except in compliance with</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * the License. You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> * distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> * limitations under the License.</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160; </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#ifndef _IGNITE_CACHE_QUERY_QUERY_FIELDS_CURSOR</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#define _IGNITE_CACHE_QUERY_QUERY_FIELDS_CURSOR</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#include &lt;ignite/common/concurrent.h&gt;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="ignite__error_8h.html">ignite/ignite_error.h</a>&gt;</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="cache__entry_8h.html">ignite/cache/cache_entry.h</a>&quot;</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="core_2include_2ignite_2cache_2query_2query__fields__row_8h.html">ignite/cache/query/query_fields_row.h</a>&quot;</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="preprocessor">#include &quot;ignite/impl/cache/query/query_impl.h&quot;</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="preprocessor">#include &quot;ignite/impl/operations.h&quot;</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceignite.html">ignite</a></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;{</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keyword">namespace </span>cache</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keyword">namespace </span>query</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; {</div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html"> 50</a></span>&#160; <span class="keyword">class </span><a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html">QueryFieldsCursor</a></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; {</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#a468430a34c1e20b54b88f31856790652"> 59</a></span>&#160; <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#a468430a34c1e20b54b88f31856790652">QueryFieldsCursor</a>() : impl(0)</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; {</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="comment">// No-op.</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; }</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; </div>
<div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#a14bcf4ecd61720655701ec14dab5dedc"> 71</a></span>&#160; <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#a14bcf4ecd61720655701ec14dab5dedc">QueryFieldsCursor</a>(impl::cache::query::QueryCursorImpl* impl) : impl(impl)</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; {</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="comment">// No-op.</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; }</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; </div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#af7bc420f70745fc5ef6de141c40303db"> 85</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#af7bc420f70745fc5ef6de141c40303db">HasNext</a>()</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; {</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <a class="code" href="classignite_1_1IgniteError.html">IgniteError</a> err;</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordtype">bool</span> res = <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#af7bc420f70745fc5ef6de141c40303db">HasNext</a>(err);</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <a class="code" href="classignite_1_1IgniteError.html#a99e9d86e40876885459a86276eccb935">IgniteError::ThrowIfNeeded</a>(err);</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; </div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; }</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; </div>
<div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#a9090db6a321a717a7957f7fc11c1656b"> 106</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#a9090db6a321a717a7957f7fc11c1656b">HasNext</a>(<a class="code" href="classignite_1_1IgniteError.html">IgniteError</a>&amp; err)</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; {</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; impl::cache::query::QueryCursorImpl* impl0 = impl.Get();</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; </div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordflow">if</span> (impl0)</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keywordflow">return</span> impl0-&gt;HasNext(err);</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; err = <a class="code" href="classignite_1_1IgniteError.html">IgniteError</a>(<a class="code" href="classignite_1_1IgniteError.html#abee4f1ca9ade2b8b4d0af780feea2577">IgniteError::IGNITE_ERR_GENERIC</a>, </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="stringliteral">&quot;Instance is not usable (did you check for error?).&quot;</span>);</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; }</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; }</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; </div>
<div class="line"><a name="l00130"></a><span class="lineno"><a class="line" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#ab19d521591e6aed8ec691373242ccd9a"> 130</a></span>&#160; <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsRow.html">QueryFieldsRow</a> <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#ab19d521591e6aed8ec691373242ccd9a">GetNext</a>()</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; {</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <a class="code" href="classignite_1_1IgniteError.html">IgniteError</a> err;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsRow.html">QueryFieldsRow</a> res = <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#ab19d521591e6aed8ec691373242ccd9a">GetNext</a>(err);</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; </div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <a class="code" href="classignite_1_1IgniteError.html#a99e9d86e40876885459a86276eccb935">IgniteError::ThrowIfNeeded</a>(err);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; </div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; }</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; </div>
<div class="line"><a name="l00151"></a><span class="lineno"><a class="line" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#aae0d0cd8d58dc09cc608c77b343c7192"> 151</a></span>&#160; <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsRow.html">QueryFieldsRow</a> <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#aae0d0cd8d58dc09cc608c77b343c7192">GetNext</a>(<a class="code" href="classignite_1_1IgniteError.html">IgniteError</a>&amp; err)</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; {</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; impl::cache::query::QueryCursorImpl* impl0 = impl.Get();</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; </div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <span class="keywordflow">if</span> (impl0)</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordflow">return</span> impl0-&gt;GetNextRow(err);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; {</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; err = <a class="code" href="classignite_1_1IgniteError.html">IgniteError</a>(<a class="code" href="classignite_1_1IgniteError.html#abee4f1ca9ade2b8b4d0af780feea2577">IgniteError::IGNITE_ERR_GENERIC</a>,</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="stringliteral">&quot;Instance is not usable (did you check for error?).&quot;</span>);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsRow.html">QueryFieldsRow</a>();</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; }</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; }</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; </div>
<div class="line"><a name="l00177"></a><span class="lineno"><a class="line" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#aae58098f391268d7c50ad754a597959b"> 177</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#aae58098f391268d7c50ad754a597959b">IsValid</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="keywordflow">return</span> impl.IsValid();</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; }</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; </div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; ignite::common::concurrent::SharedPointer&lt;impl::cache::query::QueryCursorImpl&gt; impl;</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; };</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; }</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; } </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;}</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; </div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;<span class="preprocessor">#endif //_IGNITE_CACHE_QUERY_QUERY_FIELDS_CURSOR</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="anamespaceignite_html"><div class="ttname"><a href="namespaceignite.html">ignite</a></div><div class="ttdoc">Apache Ignite API.</div><div class="ttdef"><b>Definition:</b> cache.h:48</div></div>
<div class="ttc" id="acore_2include_2ignite_2cache_2query_2query__fields__row_8h_html"><div class="ttname"><a href="core_2include_2ignite_2cache_2query_2query__fields__row_8h.html">query_fields_row.h</a></div></div>
<div class="ttc" id="aclassignite_1_1cache_1_1query_1_1QueryFieldsCursor_html_a468430a34c1e20b54b88f31856790652"><div class="ttname"><a href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#a468430a34c1e20b54b88f31856790652">ignite::cache::query::QueryFieldsCursor::QueryFieldsCursor</a></div><div class="ttdeci">QueryFieldsCursor()</div><div class="ttdoc">Default constructor.</div><div class="ttdef"><b>Definition:</b> core/include/ignite/cache/query/query_fields_cursor.h:59</div></div>
<div class="ttc" id="aclassignite_1_1cache_1_1query_1_1QueryFieldsCursor_html_a14bcf4ecd61720655701ec14dab5dedc"><div class="ttname"><a href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#a14bcf4ecd61720655701ec14dab5dedc">ignite::cache::query::QueryFieldsCursor::QueryFieldsCursor</a></div><div class="ttdeci">QueryFieldsCursor(impl::cache::query::QueryCursorImpl *impl)</div><div class="ttdoc">Constructor.</div><div class="ttdef"><b>Definition:</b> core/include/ignite/cache/query/query_fields_cursor.h:71</div></div>
<div class="ttc" id="aclassignite_1_1cache_1_1query_1_1QueryFieldsCursor_html"><div class="ttname"><a href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html">ignite::cache::query::QueryFieldsCursor</a></div><div class="ttdoc">Query fields cursor.</div><div class="ttdef"><b>Definition:</b> core/include/ignite/cache/query/query_fields_cursor.h:50</div></div>
<div class="ttc" id="aclassignite_1_1cache_1_1query_1_1QueryFieldsCursor_html_ab19d521591e6aed8ec691373242ccd9a"><div class="ttname"><a href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#ab19d521591e6aed8ec691373242ccd9a">ignite::cache::query::QueryFieldsCursor::GetNext</a></div><div class="ttdeci">QueryFieldsRow GetNext()</div><div class="ttdoc">Get next entry.</div><div class="ttdef"><b>Definition:</b> core/include/ignite/cache/query/query_fields_cursor.h:130</div></div>
<div class="ttc" id="aclassignite_1_1IgniteError_html_abee4f1ca9ade2b8b4d0af780feea2577"><div class="ttname"><a href="classignite_1_1IgniteError.html#abee4f1ca9ade2b8b4d0af780feea2577">ignite::IgniteError::IGNITE_ERR_GENERIC</a></div><div class="ttdeci">static const int IGNITE_ERR_GENERIC</div><div class="ttdoc">Generic Ignite error.</div><div class="ttdef"><b>Definition:</b> ignite_error.h:131</div></div>
<div class="ttc" id="aclassignite_1_1cache_1_1query_1_1QueryFieldsCursor_html_aae0d0cd8d58dc09cc608c77b343c7192"><div class="ttname"><a href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#aae0d0cd8d58dc09cc608c77b343c7192">ignite::cache::query::QueryFieldsCursor::GetNext</a></div><div class="ttdeci">QueryFieldsRow GetNext(IgniteError &amp;err)</div><div class="ttdoc">Get next entry.</div><div class="ttdef"><b>Definition:</b> core/include/ignite/cache/query/query_fields_cursor.h:151</div></div>
<div class="ttc" id="aclassignite_1_1cache_1_1query_1_1QueryFieldsCursor_html_aae58098f391268d7c50ad754a597959b"><div class="ttname"><a href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#aae58098f391268d7c50ad754a597959b">ignite::cache::query::QueryFieldsCursor::IsValid</a></div><div class="ttdeci">bool IsValid() const</div><div class="ttdoc">Check if the instance is valid.</div><div class="ttdef"><b>Definition:</b> core/include/ignite/cache/query/query_fields_cursor.h:177</div></div>
<div class="ttc" id="aclassignite_1_1cache_1_1query_1_1QueryFieldsCursor_html_af7bc420f70745fc5ef6de141c40303db"><div class="ttname"><a href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#af7bc420f70745fc5ef6de141c40303db">ignite::cache::query::QueryFieldsCursor::HasNext</a></div><div class="ttdeci">bool HasNext()</div><div class="ttdoc">Check whether next entry exists.</div><div class="ttdef"><b>Definition:</b> core/include/ignite/cache/query/query_fields_cursor.h:85</div></div>
<div class="ttc" id="aclassignite_1_1IgniteError_html_a99e9d86e40876885459a86276eccb935"><div class="ttname"><a href="classignite_1_1IgniteError.html#a99e9d86e40876885459a86276eccb935">ignite::IgniteError::ThrowIfNeeded</a></div><div class="ttdeci">static void ThrowIfNeeded(const IgniteError &amp;err)</div><div class="ttdoc">Throw an error if code is not IGNITE_SUCCESS.</div><div class="ttdef"><b>Definition:</b> ignite_error.cpp:27</div></div>
<div class="ttc" id="aclassignite_1_1cache_1_1query_1_1QueryFieldsCursor_html_a9090db6a321a717a7957f7fc11c1656b"><div class="ttname"><a href="classignite_1_1cache_1_1query_1_1QueryFieldsCursor.html#a9090db6a321a717a7957f7fc11c1656b">ignite::cache::query::QueryFieldsCursor::HasNext</a></div><div class="ttdeci">bool HasNext(IgniteError &amp;err)</div><div class="ttdoc">Check whether next entry exists.</div><div class="ttdef"><b>Definition:</b> core/include/ignite/cache/query/query_fields_cursor.h:106</div></div>
<div class="ttc" id="acache__entry_8h_html"><div class="ttname"><a href="cache__entry_8h.html">cache_entry.h</a></div></div>
<div class="ttc" id="aclassignite_1_1cache_1_1query_1_1QueryFieldsRow_html"><div class="ttname"><a href="classignite_1_1cache_1_1query_1_1QueryFieldsRow.html">ignite::cache::query::QueryFieldsRow</a></div><div class="ttdoc">Query fields cursor.</div><div class="ttdef"><b>Definition:</b> core/include/ignite/cache/query/query_fields_row.h:49</div></div>
<div class="ttc" id="aignite__error_8h_html"><div class="ttname"><a href="ignite__error_8h.html">ignite_error.h</a></div></div>
<div class="ttc" id="aclassignite_1_1IgniteError_html"><div class="ttname"><a href="classignite_1_1IgniteError.html">ignite::IgniteError</a></div><div class="ttdoc">Ignite error information.</div><div class="ttdef"><b>Definition:</b> ignite_error.h:94</div></div>
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