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| <div class="title">delimited-text-parser.h</div> </div> |
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| <div class="contents"> |
| <a href="delimited-text-parser_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> <span class="comment">// Copyright 2012 Cloudera Inc.</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// limitations under the License.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#ifndef IMPALA_EXEC_DELIMITED_TEXT_PARSER_H</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor"></span><span class="preprocessor">#define IMPALA_EXEC_DELIMITED_TEXT_PARSER_H</span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include "<a class="code" href="hdfs-scanner_8h.html">exec/hdfs-scanner.h</a>"</span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "<a class="code" href="hdfs-scan-node_8h.html">exec/hdfs-scan-node.h</a>"</span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "<a class="code" href="sse-util_8h.html">util/sse-util.h</a>"</span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">namespace </span>impala {</div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div> |
| <div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html"> 25</a></span> <span class="keyword">class </span><a class="code" href="classimpala_1_1DelimitedTextParser.html">DelimitedTextParser</a> {</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="comment">//</span></div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"></span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"></span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"></span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a0dc08dae91fdf873d66e546019e07395">DelimitedTextParser</a>(</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordtype">int</span> num_cols, <span class="keywordtype">int</span> num_partition_keys, <span class="keyword">const</span> <span class="keywordtype">bool</span>* is_materialized_col,</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">char</span> tuple_delim, <span class="keywordtype">char</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a3d1863cc77840f2210b18b2856bdd079">field_delim_</a> = <span class="charliteral">'\0'</span>, <span class="keywordtype">char</span> collection_item_delim = <span class="charliteral">'^'</span>,</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordtype">char</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a92cc229ac4039828ee0eaf1fef278ae5">escape_char</a> = <span class="charliteral">'\0'</span>);</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#af1b586109f27c8284758f7c99151b93b">ParserReset</a>();</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div> |
| <div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#ad0894acfbfbda82d27f36c52ba49b0ed"> 53</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#ad0894acfbfbda82d27f36c52ba49b0ed">AtTupleStart</a>() { <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe">column_idx_</a> == <a class="code" href="classimpala_1_1DelimitedTextParser.html#a474d30148a664e0398635f46151be2a3">num_partition_keys_</a>; }</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div> |
| <div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a92cc229ac4039828ee0eaf1fef278ae5"> 55</a></span>  <span class="keywordtype">char</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a92cc229ac4039828ee0eaf1fef278ae5">escape_char</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#ae249b2c21125183c7d6144a0286ac9ef">escape_char_</a>; }</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a5c0e2f5d09e4871280dbfd3bdf823718">ParseFieldLocations</a>(<span class="keywordtype">int</span> max_tuples, int64_t remaining_len,</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">char</span>** byte_buffer_ptr, <span class="keywordtype">char</span>** row_end_locations,</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="structimpala_1_1FieldLocation.html">FieldLocation</a>* field_locations,</div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordtype">int</span>* num_tuples, <span class="keywordtype">int</span>* num_fields, <span class="keywordtype">char</span>** next_column_start);</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">template</span> <<span class="keywordtype">bool</span> process_escapes></div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#aec738aa24e13292397979b1ad44d9db4">ParseSingleTuple</a>(int64_t len, <span class="keywordtype">char</span>* buffer, <a class="code" href="structimpala_1_1FieldLocation.html">FieldLocation</a>* field_locations, </div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">int</span>* num_fields);</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a46a04d3e77bd8430cb14647922d0da97">FindFirstInstance</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* buffer, <span class="keywordtype">int</span> len);</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div> |
| <div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#ade41cc665ee376667a0152cec0a10a33"> 102</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#ade41cc665ee376667a0152cec0a10a33">ReturnCurrentColumn</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe">column_idx_</a> < <a class="code" href="classimpala_1_1DelimitedTextParser.html#aa9220fc54558ed3eec36a4958bbc8a57">num_cols_</a> && <a class="code" href="classimpala_1_1DelimitedTextParser.html#a46e65ae301846622a37038d7ef2b3190">is_materialized_col_</a>[<a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe">column_idx_</a>];</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  }</div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">template</span> <<span class="keywordtype">bool</span> process_escapes></div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#aa8fc6153c6c7e09ff2743fa489d5def3">FillColumns</a>(<span class="keywordtype">int</span> len, <span class="keywordtype">char</span>** last_column,</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordtype">int</span>* num_fields, <a class="code" href="structimpala_1_1FieldLocation.html">impala::FieldLocation</a>* field_locations);</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div> |
| <div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#ab55c8d3ff0a0d9fdb52fc9ae0449f479"> 121</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#ab55c8d3ff0a0d9fdb52fc9ae0449f479">HasUnfinishedTuple</a>() { <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a163201ab3b9a50974f1fcd1b0fb9d3b5">unfinished_tuple_</a>; }</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#aea7161ba2d6299ffaf4a0c7ab8fb31c3">ParserInit</a>(<a class="code" href="classimpala_1_1HdfsScanNode.html">HdfsScanNode</a>* scan_node);</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keyword">template</span> <<span class="keywordtype">bool</span> process_escapes></div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a31ac7a574c187eeb5089dcabc004b3bc">AddColumn</a>(<span class="keywordtype">int</span> len, <span class="keywordtype">char</span>** next_column_start, <span class="keywordtype">int</span>* num_fields,</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <a class="code" href="structimpala_1_1FieldLocation.html">FieldLocation</a>* field_locations);</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">template</span> <<span class="keywordtype">bool</span> process_escapes></div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a6e2bf22f515e313004002279cf436677">ParseSse</a>(<span class="keywordtype">int</span> max_tuples, int64_t* remaining_len,</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordtype">char</span>** byte_buffer_ptr, <span class="keywordtype">char</span>** row_end_locations_,</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <a class="code" href="structimpala_1_1FieldLocation.html">FieldLocation</a>* field_locations,</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordtype">int</span>* num_tuples, <span class="keywordtype">int</span>* num_fields, <span class="keywordtype">char</span>** next_column_start);</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div> |
| <div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a0936a25431098faa81f5ed29ca9a0dd0"> 154</a></span>  __m128i <a class="code" href="classimpala_1_1DelimitedTextParser.html#a0936a25431098faa81f5ed29ca9a0dd0">xmm_tuple_search_</a>;</div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div> |
| <div class="line"><a name="l00157"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#af57576143f76df3152dc58b34cc2aee5"> 157</a></span>  __m128i <a class="code" href="classimpala_1_1DelimitedTextParser.html#af57576143f76df3152dc58b34cc2aee5">xmm_delim_search_</a>;</div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div> |
| <div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#ab76d3428a7bb9ad6aa1850b80f243d28"> 160</a></span>  <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#ab76d3428a7bb9ad6aa1850b80f243d28">num_delims_</a>;</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div> |
| <div class="line"><a name="l00163"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a49637d59453e03a3ed19420b0bd65c3a"> 163</a></span>  __m128i <a class="code" href="classimpala_1_1DelimitedTextParser.html#a49637d59453e03a3ed19420b0bd65c3a">xmm_escape_search_</a>;</div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div> |
| <div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a3d1863cc77840f2210b18b2856bdd079"> 166</a></span>  <span class="keywordtype">char</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a3d1863cc77840f2210b18b2856bdd079">field_delim_</a>;</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div> |
| <div class="line"><a name="l00169"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a90b891102dc9bc8e5465831ae382a5cb"> 169</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a90b891102dc9bc8e5465831ae382a5cb">process_escapes_</a>;</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div> |
| <div class="line"><a name="l00172"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#ae249b2c21125183c7d6144a0286ac9ef"> 172</a></span>  <span class="keywordtype">char</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#ae249b2c21125183c7d6144a0286ac9ef">escape_char_</a>;</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div> |
| <div class="line"><a name="l00175"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a536f4958ff143714c86aa36f9fd0eafc"> 175</a></span>  <span class="keywordtype">char</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a536f4958ff143714c86aa36f9fd0eafc">collection_item_delim_</a>;</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div> |
| <div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a5e6f5a82b0c51692fbc51b428597d0d4"> 178</a></span>  <span class="keywordtype">char</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a5e6f5a82b0c51692fbc51b428597d0d4">tuple_delim_</a>;</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div> |
| <div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810"> 182</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">current_column_has_escape_</a>;</div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div> |
| <div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928"> 185</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928">last_char_is_escape_</a>;</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span> </div> |
| <div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a893aaa8252b433080c1b0415298c1ba2"> 194</a></span>  int32_t <a class="code" href="classimpala_1_1DelimitedTextParser.html#a893aaa8252b433080c1b0415298c1ba2">last_row_delim_offset_</a>;</div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div> |
| <div class="line"><a name="l00197"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a3b47697ec0f5ee137f48b4b40ffbef06"> 197</a></span>  uint16_t <a class="code" href="classimpala_1_1DelimitedTextParser.html#a3b47697ec0f5ee137f48b4b40ffbef06">low_mask_</a>[16];</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a7dbdea45da5c530f066969ed5dbe8f55"> 198</a></span>  uint16_t <a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dbdea45da5c530f066969ed5dbe8f55">high_mask_</a>[16];</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div> |
| <div class="line"><a name="l00201"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#aa9220fc54558ed3eec36a4958bbc8a57"> 201</a></span>  <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#aa9220fc54558ed3eec36a4958bbc8a57">num_cols_</a>;</div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div> |
| <div class="line"><a name="l00204"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a474d30148a664e0398635f46151be2a3"> 204</a></span>  <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a474d30148a664e0398635f46151be2a3">num_partition_keys_</a>;</div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div> |
| <div class="line"><a name="l00208"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a46e65ae301846622a37038d7ef2b3190"> 208</a></span>  <span class="keyword">const</span> <span class="keywordtype">bool</span>* <a class="code" href="classimpala_1_1DelimitedTextParser.html#a46e65ae301846622a37038d7ef2b3190">is_materialized_col_</a>;</div> |
| <div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div> |
| <div class="line"><a name="l00211"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe"> 211</a></span>  <span class="keywordtype">int</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe">column_idx_</a>;</div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div> |
| <div class="line"><a name="l00214"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a163201ab3b9a50974f1fcd1b0fb9d3b5"> 214</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a163201ab3b9a50974f1fcd1b0fb9d3b5">unfinished_tuple_</a>;</div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span> };</div> |
| <div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div> |
| <div class="line"><a name="l00217"></a><span class="lineno"> 217</span> }<span class="comment">// namespace impala</span></div> |
| <div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="preprocessor">#endif// IMPALA_EXEC_DELIMITED_TEXT_PARSER_H</span></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_ab55c8d3ff0a0d9fdb52fc9ae0449f479"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#ab55c8d3ff0a0d9fdb52fc9ae0449f479">impala::DelimitedTextParser::HasUnfinishedTuple</a></div><div class="ttdeci">bool HasUnfinishedTuple()</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00121">delimited-text-parser.h:121</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a3b47697ec0f5ee137f48b4b40ffbef06"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a3b47697ec0f5ee137f48b4b40ffbef06">impala::DelimitedTextParser::low_mask_</a></div><div class="ttdeci">uint16_t low_mask_[16]</div><div class="ttdoc">Precomputed masks to process escape characters. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00197">delimited-text-parser.h:197</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_af57576143f76df3152dc58b34cc2aee5"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#af57576143f76df3152dc58b34cc2aee5">impala::DelimitedTextParser::xmm_delim_search_</a></div><div class="ttdeci">__m128i xmm_delim_search_</div><div class="ttdoc">SSE(xmm) register containing the delimiter search character. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00157">delimited-text-parser.h:157</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a0dc08dae91fdf873d66e546019e07395"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a0dc08dae91fdf873d66e546019e07395">impala::DelimitedTextParser::DelimitedTextParser</a></div><div class="ttdeci">DelimitedTextParser(int num_cols, int num_partition_keys, const bool *is_materialized_col, char tuple_delim, char field_delim_= '\0', char collection_item_delim= '^', char escape_char= '\0')</div><div class="ttdoc">num_cols is the total number of columns including partition keys. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8cc_source.html#l00024">delimited-text-parser.cc:24</a></div></div> |
| <div class="ttc" id="hdfs-scan-node_8h_html"><div class="ttname"><a href="hdfs-scan-node_8h.html">hdfs-scan-node.h</a></div></div> |
| <div class="ttc" id="structimpala_1_1FieldLocation_html"><div class="ttname"><a href="structimpala_1_1FieldLocation.html">impala::FieldLocation</a></div><div class="ttdef"><b>Definition:</b> <a href="hdfs-scanner_8h_source.html#l00052">hdfs-scanner.h:52</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a5e6f5a82b0c51692fbc51b428597d0d4"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a5e6f5a82b0c51692fbc51b428597d0d4">impala::DelimitedTextParser::tuple_delim_</a></div><div class="ttdeci">char tuple_delim_</div><div class="ttdoc">Character delimiting tuples. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00178">delimited-text-parser.h:178</a></div></div> |
| <div class="ttc" id="hdfs-scanner_8h_html"><div class="ttname"><a href="hdfs-scanner_8h.html">hdfs-scanner.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a31ac7a574c187eeb5089dcabc004b3bc"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a31ac7a574c187eeb5089dcabc004b3bc">impala::DelimitedTextParser::AddColumn</a></div><div class="ttdeci">void AddColumn(int len, char **next_column_start, int *num_fields, FieldLocation *field_locations)</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8inline_8h_source.html#l00053">delimited-text-parser.inline.h:53</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_ab76d3428a7bb9ad6aa1850b80f243d28"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#ab76d3428a7bb9ad6aa1850b80f243d28">impala::DelimitedTextParser::num_delims_</a></div><div class="ttdeci">int num_delims_</div><div class="ttdoc">The number of delimiters contained in xmm_delim_search_, i.e. its length. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00160">delimited-text-parser.h:160</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a49637d59453e03a3ed19420b0bd65c3a"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a49637d59453e03a3ed19420b0bd65c3a">impala::DelimitedTextParser::xmm_escape_search_</a></div><div class="ttdeci">__m128i xmm_escape_search_</div><div class="ttdoc">SSE(xmm) register containing the escape search character. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00163">delimited-text-parser.h:163</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a9083e73358436888ad756c74e216a928"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928">impala::DelimitedTextParser::last_char_is_escape_</a></div><div class="ttdeci">bool last_char_is_escape_</div><div class="ttdoc">Whether or not the previous character was the escape character. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00185">delimited-text-parser.h:185</a></div></div> |
| <div class="ttc" id="sse-util_8h_html"><div class="ttname"><a href="sse-util_8h.html">sse-util.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a92cc229ac4039828ee0eaf1fef278ae5"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a92cc229ac4039828ee0eaf1fef278ae5">impala::DelimitedTextParser::escape_char</a></div><div class="ttdeci">char escape_char() const </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00055">delimited-text-parser.h:55</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a536f4958ff143714c86aa36f9fd0eafc"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a536f4958ff143714c86aa36f9fd0eafc">impala::DelimitedTextParser::collection_item_delim_</a></div><div class="ttdeci">char collection_item_delim_</div><div class="ttdoc">Character delimiting collection items (to become slots). </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00175">delimited-text-parser.h:175</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a0936a25431098faa81f5ed29ca9a0dd0"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a0936a25431098faa81f5ed29ca9a0dd0">impala::DelimitedTextParser::xmm_tuple_search_</a></div><div class="ttdeci">__m128i xmm_tuple_search_</div><div class="ttdoc">SSE(xmm) register containing the tuple search character. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00154">delimited-text-parser.h:154</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_aea7161ba2d6299ffaf4a0c7ab8fb31c3"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#aea7161ba2d6299ffaf4a0c7ab8fb31c3">impala::DelimitedTextParser::ParserInit</a></div><div class="ttdeci">void ParserInit(HdfsScanNode *scan_node)</div><div class="ttdoc">Initialize the parser state. </div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_aa9220fc54558ed3eec36a4958bbc8a57"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#aa9220fc54558ed3eec36a4958bbc8a57">impala::DelimitedTextParser::num_cols_</a></div><div class="ttdeci">int num_cols_</div><div class="ttdoc">Number of columns in the table (including partition columns) </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00201">delimited-text-parser.h:201</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_ae249b2c21125183c7d6144a0286ac9ef"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#ae249b2c21125183c7d6144a0286ac9ef">impala::DelimitedTextParser::escape_char_</a></div><div class="ttdeci">char escape_char_</div><div class="ttdoc">Escape character. Only used if process_escapes_ is true. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00172">delimited-text-parser.h:172</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a46e65ae301846622a37038d7ef2b3190"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a46e65ae301846622a37038d7ef2b3190">impala::DelimitedTextParser::is_materialized_col_</a></div><div class="ttdeci">const bool * is_materialized_col_</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00208">delimited-text-parser.h:208</a></div></div> |
| <div class="ttc" id="classimpala_1_1Status_html"><div class="ttname"><a href="classimpala_1_1Status.html">impala::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00081">status.h:81</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_ade41cc665ee376667a0152cec0a10a33"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#ade41cc665ee376667a0152cec0a10a33">impala::DelimitedTextParser::ReturnCurrentColumn</a></div><div class="ttdeci">bool ReturnCurrentColumn() const </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00102">delimited-text-parser.h:102</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_aa8fc6153c6c7e09ff2743fa489d5def3"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#aa8fc6153c6c7e09ff2743fa489d5def3">impala::DelimitedTextParser::FillColumns</a></div><div class="ttdeci">void FillColumns(int len, char **last_column, int *num_fields, impala::FieldLocation *field_locations)</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8inline_8h_source.html#l00071">delimited-text-parser.inline.h:71</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a7dbdea45da5c530f066969ed5dbe8f55"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a7dbdea45da5c530f066969ed5dbe8f55">impala::DelimitedTextParser::high_mask_</a></div><div class="ttdeci">uint16_t high_mask_[16]</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00198">delimited-text-parser.h:198</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_ad0894acfbfbda82d27f36c52ba49b0ed"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#ad0894acfbfbda82d27f36c52ba49b0ed">impala::DelimitedTextParser::AtTupleStart</a></div><div class="ttdeci">bool AtTupleStart()</div><div class="ttdoc">Check if we are at the start of a tuple. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00053">delimited-text-parser.h:53</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a46a04d3e77bd8430cb14647922d0da97"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a46a04d3e77bd8430cb14647922d0da97">impala::DelimitedTextParser::FindFirstInstance</a></div><div class="ttdeci">int FindFirstInstance(const char *buffer, int len)</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8cc_source.html#l00194">delimited-text-parser.cc:194</a></div></div> |
| <div class="ttc" id="classimpala_1_1HdfsScanNode_html"><div class="ttname"><a href="classimpala_1_1HdfsScanNode.html">impala::HdfsScanNode</a></div><div class="ttdef"><b>Definition:</b> <a href="hdfs-scan-node_8h_source.html#l00104">hdfs-scan-node.h:104</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a3d1863cc77840f2210b18b2856bdd079"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a3d1863cc77840f2210b18b2856bdd079">impala::DelimitedTextParser::field_delim_</a></div><div class="ttdeci">char field_delim_</div><div class="ttdoc">Character delimiting fields (to become slots). </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00166">delimited-text-parser.h:166</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a6e2bf22f515e313004002279cf436677"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a6e2bf22f515e313004002279cf436677">impala::DelimitedTextParser::ParseSse</a></div><div class="ttdeci">void ParseSse(int max_tuples, int64_t *remaining_len, char **byte_buffer_ptr, char **row_end_locations_, FieldLocation *field_locations, int *num_tuples, int *num_fields, char **next_column_start)</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8inline_8h_source.html#l00098">delimited-text-parser.inline.h:98</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a5c0e2f5d09e4871280dbfd3bdf823718"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a5c0e2f5d09e4871280dbfd3bdf823718">impala::DelimitedTextParser::ParseFieldLocations</a></div><div class="ttdeci">Status ParseFieldLocations(int max_tuples, int64_t remaining_len, char **byte_buffer_ptr, char **row_end_locations, FieldLocation *field_locations, int *num_tuples, int *num_fields, char **next_column_start)</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8cc_source.html#l00098">delimited-text-parser.cc:98</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_aec738aa24e13292397979b1ad44d9db4"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#aec738aa24e13292397979b1ad44d9db4">impala::DelimitedTextParser::ParseSingleTuple</a></div><div class="ttdeci">void ParseSingleTuple(int64_t len, char *buffer, FieldLocation *field_locations, int *num_fields)</div><div class="ttdoc">Simplified version of ParseSSE which does not handle tuple delimiters. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8inline_8h_source.html#l00221">delimited-text-parser.inline.h:221</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_acacd7799b6a245c30ee25dcb34ee9810"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">impala::DelimitedTextParser::current_column_has_escape_</a></div><div class="ttdeci">bool current_column_has_escape_</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00182">delimited-text-parser.h:182</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a90b891102dc9bc8e5465831ae382a5cb"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a90b891102dc9bc8e5465831ae382a5cb">impala::DelimitedTextParser::process_escapes_</a></div><div class="ttdeci">bool process_escapes_</div><div class="ttdoc">True if this parser should handle escape characters. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00169">delimited-text-parser.h:169</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html">impala::DelimitedTextParser</a></div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00025">delimited-text-parser.h:25</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a163201ab3b9a50974f1fcd1b0fb9d3b5"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a163201ab3b9a50974f1fcd1b0fb9d3b5">impala::DelimitedTextParser::unfinished_tuple_</a></div><div class="ttdeci">bool unfinished_tuple_</div><div class="ttdoc">True if the last tuple is unfinished (not ended with tuple delimiter). </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00214">delimited-text-parser.h:214</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_af1b586109f27c8284758f7c99151b93b"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#af1b586109f27c8284758f7c99151b93b">impala::DelimitedTextParser::ParserReset</a></div><div class="ttdeci">void ParserReset()</div><div class="ttdoc">Called to initialize parser at beginning of scan range. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8cc_source.html#l00090">delimited-text-parser.cc:90</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a893aaa8252b433080c1b0415298c1ba2"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a893aaa8252b433080c1b0415298c1ba2">impala::DelimitedTextParser::last_row_delim_offset_</a></div><div class="ttdeci">int32_t last_row_delim_offset_</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00194">delimited-text-parser.h:194</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a7dec5b1a3046f87e59b491f84f0f69fe"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe">impala::DelimitedTextParser::column_idx_</a></div><div class="ttdeci">int column_idx_</div><div class="ttdoc">Index to keep track of the current column in the current file. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00211">delimited-text-parser.h:211</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a474d30148a664e0398635f46151be2a3"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a474d30148a664e0398635f46151be2a3">impala::DelimitedTextParser::num_partition_keys_</a></div><div class="ttdeci">int num_partition_keys_</div><div class="ttdoc">Number of partition columns in the table. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00204">delimited-text-parser.h:204</a></div></div> |
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