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<div class="headertitle"><div class="title">table_scan.h</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/*</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> * distributed with this work for additional information</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> * &quot;License&quot;); you may not use this file except in compliance</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> * with the License. You may obtain a copy of the License at</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> *</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> *</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> * software distributed under the License is distributed on an</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> * &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> * KIND, either express or implied. See the License for the</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> * specific language governing permissions and limitations</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment"> * under the License.</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment"> */</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include &lt;functional&gt;</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include &lt;memory&gt;</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include &lt;optional&gt;</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include &lt;unordered_map&gt;</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include &lt;unordered_set&gt;</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="preprocessor">#include &quot;<a class="code" href="arrow__c__data_8h.html">iceberg/arrow_c_data.h</a>&quot;</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#include &quot;iceberg/result.h&quot;</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="preprocessor">#include &quot;<a class="code" href="type__fwd_8h.html">iceberg/type_fwd.h</a>&quot;</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="preprocessor">#include &quot;<a class="code" href="error__collector_8h.html">iceberg/util/error_collector.h</a>&quot;</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="keyword">namespace </span>iceberg {</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="foldopen" id="foldopen00038" data-start="{" data-end="};">
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"><a class="line" href="classiceberg_1_1ScanTask.html"> 38</a></span><span class="keyword">class </span>ICEBERG_EXPORT <a class="code hl_class" href="classiceberg_1_1ScanTask.html">ScanTask</a> {</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">enum class</span> Kind : uint8_t {</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> kFileScanTask,</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> kChangelogScanTask,</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> };</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"><a class="line" href="classiceberg_1_1ScanTask.html#a3e223ab9964f78b6e99791567c82e1b6"> 46</a></span> <span class="keyword">virtual</span> Kind <a class="code hl_function" href="classiceberg_1_1ScanTask.html#a3e223ab9964f78b6e99791567c82e1b6">kind</a>() <span class="keyword">const</span> = 0;</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"><a class="line" href="classiceberg_1_1ScanTask.html#a196044bb4a1fc867fb9dbece6ae3f47c"> 49</a></span> <span class="keyword">virtual</span> int64_t <a class="code hl_function" href="classiceberg_1_1ScanTask.html#a196044bb4a1fc867fb9dbece6ae3f47c">size_bytes</a>() <span class="keyword">const</span> = 0;</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"><a class="line" href="classiceberg_1_1ScanTask.html#a014e83fb779a07601b71dd503871986b"> 52</a></span> <span class="keyword">virtual</span> int32_t <a class="code hl_function" href="classiceberg_1_1ScanTask.html#a014e83fb779a07601b71dd503871986b">files_count</a>() <span class="keyword">const</span> = 0;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"><a class="line" href="classiceberg_1_1ScanTask.html#a1065f2e9db3b7d9d42f861bfca839232"> 55</a></span> <span class="keyword">virtual</span> int64_t <a class="code hl_function" href="classiceberg_1_1ScanTask.html#a1065f2e9db3b7d9d42f861bfca839232">estimated_row_count</a>() <span class="keyword">const</span> = 0;</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">virtual</span> <a class="code hl_class" href="classiceberg_1_1ScanTask.html">~ScanTask</a>();</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span>};</div>
</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> </div>
<div class="foldopen" id="foldopen00061" data-start="{" data-end="};">
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"><a class="line" href="classiceberg_1_1FileScanTask.html"> 61</a></span><span class="keyword">class </span>ICEBERG_EXPORT <a class="code hl_class" href="classiceberg_1_1FileScanTask.html">FileScanTask</a> : <span class="keyword">public</span> <a class="code hl_class" href="classiceberg_1_1ScanTask.html">ScanTask</a> {</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keyword">explicit</span> <a class="code hl_class" href="classiceberg_1_1FileScanTask.html">FileScanTask</a>(std::shared_ptr&lt;DataFile&gt; data_file,</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> std::vector&lt;std::shared_ptr&lt;DataFile&gt;&gt; delete_files = {},</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> std::shared_ptr&lt;Expression&gt; filter = <span class="keyword">nullptr</span>);</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> </div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"><a class="line" href="classiceberg_1_1FileScanTask.html#aa01703278a2d290967f5bfcb887a0c49"> 73</a></span> <span class="keyword">const</span> std::shared_ptr&lt;DataFile&gt;&amp; <a class="code hl_function" href="classiceberg_1_1FileScanTask.html#aa01703278a2d290967f5bfcb887a0c49">data_file</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> data_file_; }</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="foldopen" id="foldopen00076" data-start="{" data-end="}">
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"><a class="line" href="classiceberg_1_1FileScanTask.html#ac460cab44912a93e186703987d3bd6e7"> 76</a></span> <span class="keyword">const</span> std::vector&lt;std::shared_ptr&lt;DataFile&gt;&gt;&amp; <a class="code hl_function" href="classiceberg_1_1FileScanTask.html#ac460cab44912a93e186703987d3bd6e7">delete_files</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">return</span> delete_files_;</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> }</div>
</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> </div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"><a class="line" href="classiceberg_1_1FileScanTask.html#aa4a9be432f54a1dcf932cdbb3b1180e5"> 81</a></span> <span class="keyword">const</span> std::shared_ptr&lt;Expression&gt;&amp; <a class="code hl_function" href="classiceberg_1_1FileScanTask.html#aa4a9be432f54a1dcf932cdbb3b1180e5">residual_filter</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> residual_filter_; }</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"><a class="line" href="classiceberg_1_1FileScanTask.html#a98a4912bc062e02fcdb26b71b9e79480"> 83</a></span> Kind <a class="code hl_function" href="classiceberg_1_1FileScanTask.html#a98a4912bc062e02fcdb26b71b9e79480">kind</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> Kind::kFileScanTask; }</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> int64_t size_bytes() <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> int32_t files_count() <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> int64_t estimated_row_count() <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> Result&lt;ArrowArrayStream&gt; ToArrow(<span class="keyword">const</span> std::shared_ptr&lt;FileIO&gt;&amp; io,</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> std::shared_ptr&lt;Schema&gt; projected_schema) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> std::shared_ptr&lt;DataFile&gt; data_file_;</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> std::vector&lt;std::shared_ptr&lt;DataFile&gt;&gt; delete_files_;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> std::shared_ptr&lt;Expression&gt; residual_filter_;</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span>};</div>
</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="foldopen" id="foldopen00105" data-start="{" data-end="};">
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"><a class="line" href="classiceberg_1_1ChangelogScanTask.html"> 105</a></span><span class="keyword">class </span>ICEBERG_EXPORT <a class="code hl_class" href="classiceberg_1_1ChangelogScanTask.html">ChangelogScanTask</a> : <span class="keyword">public</span> <a class="code hl_class" href="classiceberg_1_1ScanTask.html">ScanTask</a> {</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"><a class="line" href="classiceberg_1_1ChangelogScanTask.html#ace10d0cf9753b1b3dbb0289071c2d155"> 107</a></span> Kind <a class="code hl_function" href="classiceberg_1_1ChangelogScanTask.html#ace10d0cf9753b1b3dbb0289071c2d155">kind</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> Kind::kChangelogScanTask; }</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <span class="comment">// TODO(): Return actual values once member fields are implemented</span></div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"><a class="line" href="classiceberg_1_1ChangelogScanTask.html#a0a3b4dd22854acb631e33271dd9a1250"> 109</a></span> int64_t <a class="code hl_function" href="classiceberg_1_1ChangelogScanTask.html#a0a3b4dd22854acb631e33271dd9a1250">size_bytes</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> 0; }</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"><a class="line" href="classiceberg_1_1ChangelogScanTask.html#af173a61632f2b88e4da007a0859100f4"> 110</a></span> int32_t <a class="code hl_function" href="classiceberg_1_1ChangelogScanTask.html#af173a61632f2b88e4da007a0859100f4">files_count</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> 0; }</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"><a class="line" href="classiceberg_1_1ChangelogScanTask.html#a84246b65ec7e10024d3bdf159aea243f"> 111</a></span> int64_t <a class="code hl_function" href="classiceberg_1_1ChangelogScanTask.html#a84246b65ec7e10024d3bdf159aea243f">estimated_row_count</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> 0; }</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span>};</div>
</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span><span class="comment">// Internal table scan context used by different scan implementations.</span></div>
<div class="foldopen" id="foldopen00117" data-start="{" data-end="};">
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"><a class="line" href="structiceberg_1_1internal_1_1TableScanContext.html"> 117</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structiceberg_1_1internal_1_1TableScanContext.html">TableScanContext</a> {</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> std::optional&lt;int64_t&gt; snapshot_id;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> std::shared_ptr&lt;Expression&gt; filter;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="keywordtype">bool</span> ignore_residuals{<span class="keyword">false</span>};</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keywordtype">bool</span> case_sensitive{<span class="keyword">true</span>};</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="keywordtype">bool</span> return_column_stats{<span class="keyword">false</span>};</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> std::unordered_set&lt;int32_t&gt; columns_to_keep_stats;</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> std::vector&lt;std::string&gt; selected_columns;</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> std::shared_ptr&lt;Schema&gt; projected_schema;</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> std::unordered_map&lt;std::string, std::string&gt; options;</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keywordtype">bool</span> from_snapshot_id_inclusive{<span class="keyword">false</span>};</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> std::optional&lt;int64_t&gt; from_snapshot_id;</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> std::optional&lt;int64_t&gt; to_snapshot_id;</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> std::string branch{};</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> std::optional&lt;int64_t&gt; min_rows_requested;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> </div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <span class="comment">// Validate the context parameters to see if they have conflicts.</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> [[nodiscard]] Status Validate() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span>};</div>
</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> </div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span>} <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span><span class="comment">// Concept to check if a type is an incremental scan</span></div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"><a class="line" href="concepticeberg_1_1IsIncrementalScan.html"> 141</a></span><span class="keyword">concept </span><a class="code hl_concept" href="concepticeberg_1_1IsIncrementalScan.html">IsIncrementalScan</a> = std::is_base_of_v&lt;IncrementalScan&lt;FileScanTask&gt;, T&gt; ||</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> std::is_base_of_v&lt;IncrementalScan&lt;ChangelogScanTask&gt;, T&gt;;</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> </div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> ScanType = DataTableScan&gt;</div>
<div class="foldopen" id="foldopen00146" data-start="{" data-end="};">
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"><a class="line" href="classiceberg_1_1TableScanBuilder.html"> 146</a></span><span class="keyword">class </span>ICEBERG_EXPORT <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a> : <span class="keyword">public</span> <a class="code hl_class" href="classiceberg_1_1ErrorCollector.html">ErrorCollector</a> {</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="keyword">static</span> Result&lt;std::unique_ptr&lt;TableScanBuilder&lt;ScanType&gt;&gt;&gt; Make(</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> std::shared_ptr&lt;TableMetadata&gt; metadata, std::shared_ptr&lt;FileIO&gt; io);</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; Option(std::string key, std::string value);</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; Project(std::shared_ptr&lt;Schema&gt; schema);</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> </div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; CaseSensitive(<span class="keywordtype">bool</span> case_sensitive);</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> </div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; IncludeColumnStats();</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; IncludeColumnStats(<span class="keyword">const</span> std::vector&lt;std::string&gt;&amp; requested_columns);</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> </div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; Select(<span class="keyword">const</span> std::vector&lt;std::string&gt;&amp; column_names);</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> </div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; Filter(std::shared_ptr&lt;Expression&gt; filter);</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; IgnoreResiduals();</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> </div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; MinRowsRequested(int64_t num_rows);</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> </div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; UseSnapshot(int64_t snapshot_id);</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> </div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; UseRef(<span class="keyword">const</span> std::string&amp; ref);</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> </div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; AsOfTime(int64_t timestamp_millis);</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> </div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; FromSnapshot(int64_t from_snapshot_id, <span class="keywordtype">bool</span> inclusive = <span class="keyword">false</span>)</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> <span class="keyword">requires</span> <a class="code hl_concept" href="concepticeberg_1_1IsIncrementalScan.html">IsIncrementalScan&lt;ScanType&gt;</a>;</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; FromSnapshot(<span class="keyword">const</span> std::string&amp; ref, <span class="keywordtype">bool</span> inclusive = <span class="keyword">false</span>)</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <span class="keyword">requires</span> <a class="code hl_concept" href="concepticeberg_1_1IsIncrementalScan.html">IsIncrementalScan&lt;ScanType&gt;</a>;</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> </div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; ToSnapshot(int64_t to_snapshot_id)</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> <span class="keyword">requires</span> <a class="code hl_concept" href="concepticeberg_1_1IsIncrementalScan.html">IsIncrementalScan&lt;ScanType&gt;</a>;</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> </div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; ToSnapshot(<span class="keyword">const</span> std::string&amp; ref)</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> <span class="keyword">requires</span> <a class="code hl_concept" href="concepticeberg_1_1IsIncrementalScan.html">IsIncrementalScan&lt;ScanType&gt;</a>;</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> </div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>&amp; UseBranch(<span class="keyword">const</span> std::string&amp; branch)</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> <span class="keyword">requires</span> <a class="code hl_concept" href="concepticeberg_1_1IsIncrementalScan.html">IsIncrementalScan&lt;ScanType&gt;</a>;</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> </div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> Result&lt;std::unique_ptr&lt;ScanType&gt;&gt; Build();</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> </div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> <span class="keyword">protected</span>:</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <a class="code hl_class" href="classiceberg_1_1TableScanBuilder.html">TableScanBuilder</a>(std::shared_ptr&lt;TableMetadata&gt; metadata, std::shared_ptr&lt;FileIO&gt; io);</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> </div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="comment">// Return the schema bound to the specified snapshot.</span></div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> Result&lt;std::reference_wrapper&lt;const std::shared_ptr&lt;Schema&gt;&gt;&gt; ResolveSnapshotSchema();</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> </div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> std::shared_ptr&lt;TableMetadata&gt; metadata_;</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> std::shared_ptr&lt;FileIO&gt; io_;</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> <a class="code hl_struct" href="structiceberg_1_1internal_1_1TableScanContext.html">internal::TableScanContext</a> context_;</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> std::shared_ptr&lt;Schema&gt; snapshot_schema_;</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span>};</div>
</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> </div>
<div class="foldopen" id="foldopen00296" data-start="{" data-end="};">
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"><a class="line" href="classiceberg_1_1TableScan.html"> 296</a></span><span class="keyword">class </span>ICEBERG_EXPORT <a class="code hl_class" href="classiceberg_1_1TableScan.html">TableScan</a> {</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> <span class="keyword">virtual</span> <a class="code hl_class" href="classiceberg_1_1TableScan.html">~TableScan</a>();</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> </div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <span class="keyword">const</span> std::shared_ptr&lt;TableMetadata&gt;&amp; metadata() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> </div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> Result&lt;std::shared_ptr&lt;Snapshot&gt;&gt; snapshot() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> Result&lt;std::shared_ptr&lt;Schema&gt;&gt; schema() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> </div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <span class="keyword">const</span> <a class="code hl_struct" href="structiceberg_1_1internal_1_1TableScanContext.html">internal::TableScanContext</a>&amp; context() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="keyword">const</span> std::shared_ptr&lt;FileIO&gt;&amp; io() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> </div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> <span class="keyword">const</span> std::shared_ptr&lt;Expression&gt;&amp; filter() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> </div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> <span class="keywordtype">bool</span> is_case_sensitive() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> </div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> <span class="keyword">protected</span>:</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> <a class="code hl_class" href="classiceberg_1_1TableScan.html">TableScan</a>(std::shared_ptr&lt;TableMetadata&gt; metadata, std::shared_ptr&lt;Schema&gt; schema,</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> std::shared_ptr&lt;FileIO&gt; io, <a class="code hl_struct" href="structiceberg_1_1internal_1_1TableScanContext.html">internal::TableScanContext</a> context);</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> </div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> Result&lt;std::reference_wrapper&lt;const std::shared_ptr&lt;Schema&gt;&gt;&gt; ResolveProjectedSchema()</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <span class="keyword">const</span>;</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> </div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> <span class="keyword">virtual</span> <span class="keyword">const</span> std::vector&lt;std::string&gt;&amp; ScanColumns() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> </div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> <span class="keyword">const</span> std::shared_ptr&lt;TableMetadata&gt; metadata_;</div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> <span class="keyword">const</span> std::shared_ptr&lt;Schema&gt; schema_;</div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> <span class="keyword">const</span> std::shared_ptr&lt;FileIO&gt; io_;</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="keyword">const</span> <a class="code hl_struct" href="structiceberg_1_1internal_1_1TableScanContext.html">internal::TableScanContext</a> context_;</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> <span class="keyword">mutable</span> std::shared_ptr&lt;Schema&gt; projected_schema_;</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span>};</div>
</div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> </div>
<div class="foldopen" id="foldopen00338" data-start="{" data-end="};">
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"><a class="line" href="classiceberg_1_1DataTableScan.html"> 338</a></span><span class="keyword">class </span>ICEBERG_EXPORT <a class="code hl_class" href="classiceberg_1_1DataTableScan.html">DataTableScan</a> : <span class="keyword">public</span> <a class="code hl_class" href="classiceberg_1_1TableScan.html">TableScan</a> {</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span> <a class="code hl_class" href="classiceberg_1_1DataTableScan.html">~DataTableScan</a>() <span class="keyword">override</span> = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> </div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> <span class="keyword">static</span> Result&lt;std::unique_ptr&lt;DataTableScan&gt;&gt; Make(</div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> std::shared_ptr&lt;TableMetadata&gt; metadata, std::shared_ptr&lt;Schema&gt; schema,</div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> std::shared_ptr&lt;FileIO&gt; io, <a class="code hl_struct" href="structiceberg_1_1internal_1_1TableScanContext.html">internal::TableScanContext</a> context);</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> </div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> Result&lt;std::vector&lt;std::shared_ptr&lt;FileScanTask&gt;&gt;&gt; PlanFiles() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> </div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> <span class="keyword">protected</span>:</div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> <span class="keyword">using </span>TableScan::TableScan;</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span>};</div>
</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> </div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> ScanTaskType&gt;</div>
<div class="foldopen" id="foldopen00358" data-start="{" data-end="};">
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"><a class="line" href="classiceberg_1_1IncrementalScan.html"> 358</a></span><span class="keyword">class </span>ICEBERG_EXPORT <a class="code hl_class" href="classiceberg_1_1IncrementalScan.html">IncrementalScan</a> : <span class="keyword">public</span> <a class="code hl_class" href="classiceberg_1_1TableScan.html">TableScan</a> {</div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> <a class="code hl_class" href="classiceberg_1_1IncrementalScan.html">~IncrementalScan</a>() <span class="keyword">override</span> = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> </div>
<div class="foldopen" id="foldopen00364" data-start="{" data-end="}">
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"><a class="line" href="classiceberg_1_1IncrementalScan.html#ac00b462f2e751f4adacc0c21a9d77a37"> 364</a></span> Result&lt;std::vector&lt;std::shared_ptr&lt;ScanTaskType&gt;&gt;&gt; <a class="code hl_function" href="classiceberg_1_1IncrementalScan.html#ac00b462f2e751f4adacc0c21a9d77a37">PlanFiles</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> <span class="keywordflow">return</span> NotImplemented(<span class="stringliteral">&quot;IncrementalScan::PlanFiles is not implemented&quot;</span>);</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> }</div>
</div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> </div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> <span class="keyword">protected</span>:</div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> <span class="keyword">virtual</span> Result&lt;std::vector&lt;std::shared_ptr&lt;ScanTaskType&gt;&gt;&gt; PlanFiles(</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> std::optional&lt;int64_t&gt; from_snapshot_id_exclusive,</div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> int64_t to_snapshot_id_inclusive) <span class="keyword">const</span> = 0;</div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> </div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> <span class="keyword">using </span>TableScan::TableScan;</div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span>};</div>
</div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> </div>
<div class="foldopen" id="foldopen00377" data-start="{" data-end="};">
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"><a class="line" href="classiceberg_1_1IncrementalAppendScan.html"> 377</a></span><span class="keyword">class </span>ICEBERG_EXPORT <a class="code hl_class" href="classiceberg_1_1IncrementalAppendScan.html">IncrementalAppendScan</a> : <span class="keyword">public</span> <a class="code hl_class" href="classiceberg_1_1IncrementalScan.html">IncrementalScan</a>&lt;FileScanTask&gt; {</div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> <span class="keyword">static</span> Result&lt;std::unique_ptr&lt;IncrementalAppendScan&gt;&gt; Make(</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> std::shared_ptr&lt;TableMetadata&gt; metadata, std::shared_ptr&lt;Schema&gt; schema,</div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> std::shared_ptr&lt;FileIO&gt; io, <a class="code hl_struct" href="structiceberg_1_1internal_1_1TableScanContext.html">internal::TableScanContext</a> context);</div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> </div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> <a class="code hl_class" href="classiceberg_1_1IncrementalAppendScan.html">~IncrementalAppendScan</a>() <span class="keyword">override</span> = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> </div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> <span class="keyword">protected</span>:</div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> Result&lt;std::vector&lt;std::shared_ptr&lt;FileScanTask&gt;&gt;&gt; PlanFiles(</div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> std::optional&lt;int64_t&gt; from_snapshot_id_exclusive,</div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> int64_t to_snapshot_id_inclusive) <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> </div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> <span class="keyword">using </span>IncrementalScan::IncrementalScan;</div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span>};</div>
</div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> </div>
<div class="foldopen" id="foldopen00395" data-start="{" data-end="};">
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"><a class="line" href="classiceberg_1_1IncrementalChangelogScan.html"> 395</a></span><span class="keyword">class </span>ICEBERG_EXPORT <a class="code hl_class" href="classiceberg_1_1IncrementalChangelogScan.html">IncrementalChangelogScan</a></div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> : <span class="keyword">public</span> <a class="code hl_class" href="classiceberg_1_1IncrementalScan.html">IncrementalScan</a>&lt;ChangelogScanTask&gt; {</div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> <span class="keyword">static</span> Result&lt;std::unique_ptr&lt;IncrementalChangelogScan&gt;&gt; Make(</div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> std::shared_ptr&lt;TableMetadata&gt; metadata, std::shared_ptr&lt;Schema&gt; schema,</div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> std::shared_ptr&lt;FileIO&gt; io, <a class="code hl_struct" href="structiceberg_1_1internal_1_1TableScanContext.html">internal::TableScanContext</a> context);</div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> </div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> <a class="code hl_class" href="classiceberg_1_1IncrementalChangelogScan.html">~IncrementalChangelogScan</a>() <span class="keyword">override</span> = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> </div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> <span class="keyword">protected</span>:</div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> Result&lt;std::vector&lt;std::shared_ptr&lt;ChangelogScanTask&gt;&gt;&gt; PlanFiles(</div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> std::optional&lt;int64_t&gt; from_snapshot_id_exclusive,</div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> int64_t to_snapshot_id_inclusive) <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> </div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> <span class="keyword">using </span>IncrementalScan::IncrementalScan;</div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span>};</div>
</div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> </div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span>} <span class="comment">// namespace iceberg</span></div>
<div class="ttc" id="aarrow__c__data_8h_html"><div class="ttname"><a href="arrow__c__data_8h.html">arrow_c_data.h</a></div></div>
<div class="ttc" id="aclassiceberg_1_1ChangelogScanTask_html"><div class="ttname"><a href="classiceberg_1_1ChangelogScanTask.html">iceberg::ChangelogScanTask</a></div><div class="ttdoc">A scan task for reading changelog entries between snapshots.</div><div class="ttdef"><b>Definition</b> table_scan.h:105</div></div>
<div class="ttc" id="aclassiceberg_1_1ChangelogScanTask_html_a0a3b4dd22854acb631e33271dd9a1250"><div class="ttname"><a href="classiceberg_1_1ChangelogScanTask.html#a0a3b4dd22854acb631e33271dd9a1250">iceberg::ChangelogScanTask::size_bytes</a></div><div class="ttdeci">int64_t size_bytes() const override</div><div class="ttdoc">The number of bytes that should be read by this scan task.</div><div class="ttdef"><b>Definition</b> table_scan.h:109</div></div>
<div class="ttc" id="aclassiceberg_1_1ChangelogScanTask_html_a84246b65ec7e10024d3bdf159aea243f"><div class="ttname"><a href="classiceberg_1_1ChangelogScanTask.html#a84246b65ec7e10024d3bdf159aea243f">iceberg::ChangelogScanTask::estimated_row_count</a></div><div class="ttdeci">int64_t estimated_row_count() const override</div><div class="ttdoc">The number of rows that should be read by this scan task.</div><div class="ttdef"><b>Definition</b> table_scan.h:111</div></div>
<div class="ttc" id="aclassiceberg_1_1ChangelogScanTask_html_ace10d0cf9753b1b3dbb0289071c2d155"><div class="ttname"><a href="classiceberg_1_1ChangelogScanTask.html#ace10d0cf9753b1b3dbb0289071c2d155">iceberg::ChangelogScanTask::kind</a></div><div class="ttdeci">Kind kind() const override</div><div class="ttdoc">The kind of scan task.</div><div class="ttdef"><b>Definition</b> table_scan.h:107</div></div>
<div class="ttc" id="aclassiceberg_1_1ChangelogScanTask_html_af173a61632f2b88e4da007a0859100f4"><div class="ttname"><a href="classiceberg_1_1ChangelogScanTask.html#af173a61632f2b88e4da007a0859100f4">iceberg::ChangelogScanTask::files_count</a></div><div class="ttdeci">int32_t files_count() const override</div><div class="ttdoc">The number of files that should be read by this scan task.</div><div class="ttdef"><b>Definition</b> table_scan.h:110</div></div>
<div class="ttc" id="aclassiceberg_1_1DataTableScan_html"><div class="ttname"><a href="classiceberg_1_1DataTableScan.html">iceberg::DataTableScan</a></div><div class="ttdoc">A scan that reads data files and applies delete files to filter rows.</div><div class="ttdef"><b>Definition</b> table_scan.h:338</div></div>
<div class="ttc" id="aclassiceberg_1_1ErrorCollector_html"><div class="ttname"><a href="classiceberg_1_1ErrorCollector.html">iceberg::ErrorCollector</a></div><div class="ttdoc">Base class for collecting errors in the builder pattern.</div><div class="ttdef"><b>Definition</b> error_collector.h:93</div></div>
<div class="ttc" id="aclassiceberg_1_1FileScanTask_html"><div class="ttname"><a href="classiceberg_1_1FileScanTask.html">iceberg::FileScanTask</a></div><div class="ttdoc">Task representing a data file and its corresponding delete files.</div><div class="ttdef"><b>Definition</b> table_scan.h:61</div></div>
<div class="ttc" id="aclassiceberg_1_1FileScanTask_html_a98a4912bc062e02fcdb26b71b9e79480"><div class="ttname"><a href="classiceberg_1_1FileScanTask.html#a98a4912bc062e02fcdb26b71b9e79480">iceberg::FileScanTask::kind</a></div><div class="ttdeci">Kind kind() const override</div><div class="ttdoc">The kind of scan task.</div><div class="ttdef"><b>Definition</b> table_scan.h:83</div></div>
<div class="ttc" id="aclassiceberg_1_1FileScanTask_html_aa01703278a2d290967f5bfcb887a0c49"><div class="ttname"><a href="classiceberg_1_1FileScanTask.html#aa01703278a2d290967f5bfcb887a0c49">iceberg::FileScanTask::data_file</a></div><div class="ttdeci">const std::shared_ptr&lt; DataFile &gt; &amp; data_file() const</div><div class="ttdoc">The data file that should be read by this scan task.</div><div class="ttdef"><b>Definition</b> table_scan.h:73</div></div>
<div class="ttc" id="aclassiceberg_1_1FileScanTask_html_aa4a9be432f54a1dcf932cdbb3b1180e5"><div class="ttname"><a href="classiceberg_1_1FileScanTask.html#aa4a9be432f54a1dcf932cdbb3b1180e5">iceberg::FileScanTask::residual_filter</a></div><div class="ttdeci">const std::shared_ptr&lt; Expression &gt; &amp; residual_filter() const</div><div class="ttdoc">Residual filter to apply after reading.</div><div class="ttdef"><b>Definition</b> table_scan.h:81</div></div>
<div class="ttc" id="aclassiceberg_1_1FileScanTask_html_ac460cab44912a93e186703987d3bd6e7"><div class="ttname"><a href="classiceberg_1_1FileScanTask.html#ac460cab44912a93e186703987d3bd6e7">iceberg::FileScanTask::delete_files</a></div><div class="ttdeci">const std::vector&lt; std::shared_ptr&lt; DataFile &gt; &gt; &amp; delete_files() const</div><div class="ttdoc">Delete files that apply to this data file.</div><div class="ttdef"><b>Definition</b> table_scan.h:76</div></div>
<div class="ttc" id="aclassiceberg_1_1IncrementalAppendScan_html"><div class="ttname"><a href="classiceberg_1_1IncrementalAppendScan.html">iceberg::IncrementalAppendScan</a></div><div class="ttdoc">A scan that reads data files added between snapshots (incremental appends).</div><div class="ttdef"><b>Definition</b> table_scan.h:377</div></div>
<div class="ttc" id="aclassiceberg_1_1IncrementalChangelogScan_html"><div class="ttname"><a href="classiceberg_1_1IncrementalChangelogScan.html">iceberg::IncrementalChangelogScan</a></div><div class="ttdoc">A scan that reads changelog entries between snapshots.</div><div class="ttdef"><b>Definition</b> table_scan.h:396</div></div>
<div class="ttc" id="aclassiceberg_1_1IncrementalScan_html"><div class="ttname"><a href="classiceberg_1_1IncrementalScan.html">iceberg::IncrementalScan</a></div><div class="ttdoc">A base template class for incremental scans that read changes between snapshots, and return scan task...</div><div class="ttdef"><b>Definition</b> table_scan.h:358</div></div>
<div class="ttc" id="aclassiceberg_1_1IncrementalScan_html_ac00b462f2e751f4adacc0c21a9d77a37"><div class="ttname"><a href="classiceberg_1_1IncrementalScan.html#ac00b462f2e751f4adacc0c21a9d77a37">iceberg::IncrementalScan::PlanFiles</a></div><div class="ttdeci">Result&lt; std::vector&lt; std::shared_ptr&lt; ScanTaskType &gt; &gt; &gt; PlanFiles() const</div><div class="ttdoc">Plans the scan tasks by resolving manifests and data files.</div><div class="ttdef"><b>Definition</b> table_scan.h:364</div></div>
<div class="ttc" id="aclassiceberg_1_1ScanTask_html"><div class="ttname"><a href="classiceberg_1_1ScanTask.html">iceberg::ScanTask</a></div><div class="ttdoc">An abstract scan task.</div><div class="ttdef"><b>Definition</b> table_scan.h:38</div></div>
<div class="ttc" id="aclassiceberg_1_1ScanTask_html_a014e83fb779a07601b71dd503871986b"><div class="ttname"><a href="classiceberg_1_1ScanTask.html#a014e83fb779a07601b71dd503871986b">iceberg::ScanTask::files_count</a></div><div class="ttdeci">virtual int32_t files_count() const =0</div><div class="ttdoc">The number of files that should be read by this scan task.</div></div>
<div class="ttc" id="aclassiceberg_1_1ScanTask_html_a1065f2e9db3b7d9d42f861bfca839232"><div class="ttname"><a href="classiceberg_1_1ScanTask.html#a1065f2e9db3b7d9d42f861bfca839232">iceberg::ScanTask::estimated_row_count</a></div><div class="ttdeci">virtual int64_t estimated_row_count() const =0</div><div class="ttdoc">The number of rows that should be read by this scan task.</div></div>
<div class="ttc" id="aclassiceberg_1_1ScanTask_html_a196044bb4a1fc867fb9dbece6ae3f47c"><div class="ttname"><a href="classiceberg_1_1ScanTask.html#a196044bb4a1fc867fb9dbece6ae3f47c">iceberg::ScanTask::size_bytes</a></div><div class="ttdeci">virtual int64_t size_bytes() const =0</div><div class="ttdoc">The number of bytes that should be read by this scan task.</div></div>
<div class="ttc" id="aclassiceberg_1_1ScanTask_html_a3e223ab9964f78b6e99791567c82e1b6"><div class="ttname"><a href="classiceberg_1_1ScanTask.html#a3e223ab9964f78b6e99791567c82e1b6">iceberg::ScanTask::kind</a></div><div class="ttdeci">virtual Kind kind() const =0</div><div class="ttdoc">The kind of scan task.</div></div>
<div class="ttc" id="aclassiceberg_1_1TableScanBuilder_html"><div class="ttname"><a href="classiceberg_1_1TableScanBuilder.html">iceberg::TableScanBuilder</a></div><div class="ttdoc">Builder class for creating TableScan instances.</div><div class="ttdef"><b>Definition</b> table_scan.h:146</div></div>
<div class="ttc" id="aclassiceberg_1_1TableScan_html"><div class="ttname"><a href="classiceberg_1_1TableScan.html">iceberg::TableScan</a></div><div class="ttdoc">Represents a configured scan operation on a table.</div><div class="ttdef"><b>Definition</b> table_scan.h:296</div></div>
<div class="ttc" id="aconcepticeberg_1_1IsIncrementalScan_html"><div class="ttname"><a href="concepticeberg_1_1IsIncrementalScan.html">iceberg::IsIncrementalScan</a></div><div class="ttdef"><b>Definition</b> table_scan.h:141</div></div>
<div class="ttc" id="aerror__collector_8h_html"><div class="ttname"><a href="error__collector_8h.html">error_collector.h</a></div></div>
<div class="ttc" id="astructiceberg_1_1internal_1_1TableScanContext_html"><div class="ttname"><a href="structiceberg_1_1internal_1_1TableScanContext.html">iceberg::internal::TableScanContext</a></div><div class="ttdef"><b>Definition</b> table_scan.h:117</div></div>
<div class="ttc" id="atype__fwd_8h_html"><div class="ttname"><a href="type__fwd_8h.html">type_fwd.h</a></div></div>
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