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| <a href="crf__data__loader_8sql__in.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* ----------------------------------------------------------------------- */</span><span class="comment">/**</span> |
| <a name="l00002"></a>00002 <span class="comment"> *</span> |
| <a name="l00003"></a>00003 <span class="comment"> * @file crf_data_loader.sql_in</span> |
| <a name="l00004"></a>00004 <span class="comment"> *</span> |
| <a name="l00005"></a>00005 <span class="comment"> * @brief Create database tables and import POS/NER training/testing data to the database</span> |
| <a name="l00006"></a>00006 <span class="comment"> * @date Feb. 2012</span> |
| <a name="l00007"></a>00007 <span class="comment"> *</span> |
| <a name="l00008"></a>00008 <span class="comment"> */</span><span class="comment">/* ----------------------------------------------------------------------- */</span> |
| <a name="l00009"></a>00009 |
| <a name="l00010"></a>00010 m4_include(`SQLCommon.m4<span class="stringliteral">')</span> |
| <a name="l00011"></a>00011 <span class="stringliteral"></span><span class="comment"></span> |
| <a name="l00012"></a>00012 <span class="comment">/**</span> |
| <a name="l00013"></a>00013 <span class="comment"></span> |
| <a name="l00014"></a>00014 <span class="comment">@input</span> |
| <a name="l00015"></a>00015 <span class="comment"></span> |
| <a name="l00016"></a>00016 <span class="comment">-# Prepare an input train data segment table, e.g.:</span> |
| <a name="l00017"></a>00017 <span class="comment">- CREATE TABLE train_segmenttbl (start_pos integer,doc_id integer,seg_text text, max_pos integer)</span> |
| <a name="l00018"></a>00018 <span class="comment">\verbatim</span> |
| <a name="l00019"></a>00019 <span class="comment">sql> select * from train_segmenttbl order by doc_id, start_pos;</span> |
| <a name="l00020"></a>00020 <span class="comment">start_pos | doc_id | seg_text | max_pos</span> |
| <a name="l00021"></a>00021 <span class="comment">----------+---------+--------------+-------------</span> |
| <a name="l00022"></a>00022 <span class="comment"> 0 | 1 | madlib | 9 </span> |
| <a name="l00023"></a>00023 <span class="comment"> 1 | 1 | is | 9</span> |
| <a name="l00024"></a>00024 <span class="comment"> 2 | 1 | an | 9</span> |
| <a name="l00025"></a>00025 <span class="comment"> 3 | 1 | open-source | 9</span> |
| <a name="l00026"></a>00026 <span class="comment"> 4 | 1 | library | 9</span> |
| <a name="l00027"></a>00027 <span class="comment"> 5 | 1 | for | 9</span> |
| <a name="l00028"></a>00028 <span class="comment"> 6 | 1 | scalable | 9</span> |
| <a name="l00029"></a>00029 <span class="comment"> 7 | 1 | in-database | 9</span> |
| <a name="l00030"></a>00030 <span class="comment"> 8 | 1 | analytics | 9</span> |
| <a name="l00031"></a>00031 <span class="comment"> 9 | 1 | . | 9</span> |
| <a name="l00032"></a>00032 <span class="comment"> 0 | 2 | it | 16 </span> |
| <a name="l00033"></a>00033 <span class="comment"> 1 | 2 | provides | 16</span> |
| <a name="l00034"></a>00034 <span class="comment"> 2 | 2 |data-parallel | 16</span> |
| <a name="l00035"></a>00035 <span class="comment"> 3 | 2 |implementations| 16</span> |
| <a name="l00036"></a>00036 <span class="comment"> ... </span> |
| <a name="l00037"></a>00037 <span class="comment"> 14 | 2 | unstructured | 16</span> |
| <a name="l00038"></a>00038 <span class="comment"> 15 | 2 | data | 16</span> |
| <a name="l00039"></a>00039 <span class="comment"> 16 | 2 | . | 16</span> |
| <a name="l00040"></a>00040 <span class="comment">\endverbatim</span> |
| <a name="l00041"></a>00041 <span class="comment"></span> |
| <a name="l00042"></a>00042 <span class="comment">-# Prepare an input dictionary table, e.g.,:</span> |
| <a name="l00043"></a>00043 <span class="comment">- CREATE TABLE crf_dictionary (token text,token_id integer,label text,count integer,total integer)</span> |
| <a name="l00044"></a>00044 <span class="comment">\verbatim</span> |
| <a name="l00045"></a>00045 <span class="comment">sql> select * from crf_dictionary;</span> |
| <a name="l00046"></a>00046 <span class="comment">token | label | count | total</span> |
| <a name="l00047"></a>00047 <span class="comment">------------+--------+--------------</span> |
| <a name="l00048"></a>00048 <span class="comment"> freefall | 11 | 1 | 1</span> |
| <a name="l00049"></a>00049 <span class="comment"> policy | 11 | 2 | 2</span> |
| <a name="l00050"></a>00050 <span class="comment"> measures | 12 | 1 | 1</span> |
| <a name="l00051"></a>00051 <span class="comment"> commitment | 11 | 1 | 1</span> |
| <a name="l00052"></a>00052 <span class="comment"> new | 6 | 1 | 1</span> |
| <a name="l00053"></a>00053 <span class="comment"> speech | 11 | 1 | 1</span> |
| <a name="l00054"></a>00054 <span class="comment"> 's | 16 | 2 | 2</span> |
| <a name="l00055"></a>00055 <span class="comment"> reckon | 30 | 1 | 1</span> |
| <a name="l00056"></a>00056 <span class="comment"> underlying | 28 | 1 | 1</span> |
| <a name="l00057"></a>00057 <span class="comment"> ...</span> |
| <a name="l00058"></a>00058 <span class="comment">\endverbatim</span> |
| <a name="l00059"></a>00059 <span class="comment"></span> |
| <a name="l00060"></a>00060 <span class="comment">-# Prepare an input label table, e.g.,:</span> |
| <a name="l00061"></a>00061 <span class="comment">- CREATE TABLE labeltbl (id integer,label character varying)</span> |
| <a name="l00062"></a>00062 <span class="comment">\verbatim</span> |
| <a name="l00063"></a>00063 <span class="comment">sql> select * from labeltbl order by id;</span> |
| <a name="l00064"></a>00064 <span class="comment">id | label</span> |
| <a name="l00065"></a>00065 <span class="comment">------------+--------</span> |
| <a name="l00066"></a>00066 <span class="comment"> 0 | CC </span> |
| <a name="l00067"></a>00067 <span class="comment"> 1 | CD </span> |
| <a name="l00068"></a>00068 <span class="comment"> 2 | DT</span> |
| <a name="l00069"></a>00069 <span class="comment"> 3 | EX</span> |
| <a name="l00070"></a>00070 <span class="comment"> 4 | FW</span> |
| <a name="l00071"></a>00071 <span class="comment"> 5 | IN</span> |
| <a name="l00072"></a>00072 <span class="comment"> 6 | JJ</span> |
| <a name="l00073"></a>00073 <span class="comment">...</span> |
| <a name="l00074"></a>00074 <span class="comment"> 42 | ,</span> |
| <a name="l00075"></a>00075 <span class="comment"> 43 | .</span> |
| <a name="l00076"></a>00076 <span class="comment"> 44 | :</span> |
| <a name="l00077"></a>00077 <span class="comment">\endverbatim</span> |
| <a name="l00078"></a>00078 <span class="comment"></span> |
| <a name="l00079"></a>00079 <span class="comment">-# Prepare an input regex table, e.g.,:</span> |
| <a name="l00080"></a>00080 <span class="comment">- CREATE TABLE crf_regex (pattern text,name text)</span> |
| <a name="l00081"></a>00081 <span class="comment">\verbatim</span> |
| <a name="l00082"></a>00082 <span class="comment">sql> select * from crf_regex;</span> |
| <a name="l00083"></a>00083 <span class="comment">pattern | name</span> |
| <a name="l00084"></a>00084 <span class="comment">------------- +---------------</span> |
| <a name="l00085"></a>00085 <span class="comment">^[A-Z][a-z]+$ | InitCapital% </span> |
| <a name="l00086"></a>00086 <span class="comment"> ^[A-Z]+$ | isAllCapital%</span> |
| <a name="l00087"></a>00087 <span class="comment"> ^.*[0-9]+.*$ | containsDigit%</span> |
| <a name="l00088"></a>00088 <span class="comment"> ^.+[.]$ | endsWithDot%</span> |
| <a name="l00089"></a>00089 <span class="comment"> ^.+[,]$ | endsWithComma%</span> |
| <a name="l00090"></a>00090 <span class="comment"> ^.+er$ | endsWithER%</span> |
| <a name="l00091"></a>00091 <span class="comment"> ^.+est$ | endsWithEst%</span> |
| <a name="l00092"></a>00092 <span class="comment"> ^.+ed$ | endsWithED%</span> |
| <a name="l00093"></a>00093 <span class="comment">...</span> |
| <a name="l00094"></a>00094 <span class="comment">\endverbatim</span> |
| <a name="l00095"></a>00095 <span class="comment"></span> |
| <a name="l00096"></a>00096 <span class="comment">-# Prepare an input feature table, e.g.,:</span> |
| <a name="l00097"></a>00097 <span class="comment">- CREATE TABLE featuretbl (id integer,name text,prev_label_id integer,label_id integer,weight float)</span> |
| <a name="l00098"></a>00098 <span class="comment">\verbatim</span> |
| <a name="l00099"></a>00099 <span class="comment">sql> select * from featuretbl order by id;</span> |
| <a name="l00100"></a>00100 <span class="comment">id | name | prev_label_id | label_id | weight</span> |
| <a name="l00101"></a>00101 <span class="comment">-------------------------------------------------------</span> |
| <a name="l00102"></a>00102 <span class="comment">1 | W_chancellor | -1 | 13 | 2.2322</span> |
| <a name="l00103"></a>00103 <span class="comment">2 | E.13 | 13 | 5 | 2.3995</span> |
| <a name="l00104"></a>00104 <span class="comment">3 | U | -1 | 5 | 1.2164</span> |
| <a name="l00105"></a>00105 <span class="comment">4 | W_of | -1 | 5 | 2.8744</span> |
| <a name="l00106"></a>00106 <span class="comment">5 | E.5 | 5 | 2 | 3.7716</span> |
| <a name="l00107"></a>00107 <span class="comment">6 | W_the | -1 | 2 | 4.1790</span> |
| <a name="l00108"></a>00108 <span class="comment">7 | E.2 | 2 | 13 | 0.8957</span> |
| <a name="l00109"></a>00109 <span class="comment">...</span> |
| <a name="l00110"></a>00110 <span class="comment">\endverbatim</span> |
| <a name="l00111"></a>00111 <span class="comment"></span> |
| <a name="l00112"></a>00112 <span class="comment">-# Prepare an crf feature set table, e.g.,:</span> |
| <a name="l00113"></a>00113 <span class="comment">- CREATE TABLE MADLIB_SCHEMA.crf_feature_dic(f_index integer, f_name text, feature integer[])</span> |
| <a name="l00114"></a>00114 <span class="comment">\verbatim</span> |
| <a name="l00115"></a>00115 <span class="comment">sql> select * from crf_feature_dic order by id;</span> |
| <a name="l00116"></a>00116 <span class="comment">f_index| f_name | feature</span> |
| <a name="l00117"></a>00117 <span class="comment">--------------------------------</span> |
| <a name="l00118"></a>00118 <span class="comment">0 | W_chancellor | -1</span> |
| <a name="l00119"></a>00119 <span class="comment">1 | E.13 | 13</span> |
| <a name="l00120"></a>00120 <span class="comment">2 | U | -1</span> |
| <a name="l00121"></a>00121 <span class="comment">3 | W_of | -1</span> |
| <a name="l00122"></a>00122 <span class="comment">4 | E.5 | 5</span> |
| <a name="l00123"></a>00123 <span class="comment">5 | W_the | -1</span> |
| <a name="l00124"></a>00124 <span class="comment">...</span> |
| <a name="l00125"></a>00125 <span class="comment">\endverbatim</span> |
| <a name="l00126"></a>00126 <span class="comment"></span> |
| <a name="l00127"></a>00127 <span class="comment"></span> |
| <a name="l00128"></a>00128 <span class="comment">@usage</span> |
| <a name="l00129"></a>00129 <span class="comment">- create tables and import data to the database</span> |
| <a name="l00130"></a>00130 <span class="comment"> SELECT madlib.crf_train_data('/path/to/modeldata')</span> |
| <a name="l00131"></a>00131 <span class="comment"></span> |
| <a name="l00132"></a>00132 <span class="comment">*/</span> |
| <a name="l00133"></a>00133 CREATE OR REPLACE FUNCTION MADLIB_SCHEMA.crf_train_data(datapath text) RETURNS void AS |
| <a name="l00134"></a>00134 $$ |
| <a name="l00135"></a>00135 # import label data to the database |
| <a name="l00136"></a>00136 query = "DROP TABLE IF EXISTS MADLIB_SCHEMA.crf_label CASCADE;" + \ |
| <a name="l00137"></a>00137 "CREATE TABLE MADLIB_SCHEMA.crf_label(id integer,label text);" + \ |
| <a name="l00138"></a>00138 "COPY MADLIB_SCHEMA.crf_label(id,label) FROM '<span class="stringliteral">" + datapath + "</span>/crf_label.tab<span class="stringliteral">'";</span> |
| <a name="l00139"></a>00139 <span class="stringliteral"> plpy.execute(query);</span> |
| <a name="l00140"></a>00140 <span class="stringliteral"></span> |
| <a name="l00141"></a>00141 <span class="stringliteral"> # import regex to regex table</span> |
| <a name="l00142"></a>00142 <span class="stringliteral"> query = "DROP TABLE IF EXISTS MADLIB_SCHEMA.crf_regex CASCADE;" + \</span> |
| <a name="l00143"></a>00143 <span class="stringliteral"> "CREATE TABLE MADLIB_SCHEMA.crf_regex (pattern text,name text);" + \</span> |
| <a name="l00144"></a>00144 <span class="stringliteral"> "COPY MADLIB_SCHEMA.crf_regex(pattern,name) FROM '</span><span class="stringliteral">" + datapath + "</span>/crf_regex.tab<span class="stringliteral">'";</span> |
| <a name="l00145"></a>00145 <span class="stringliteral"> plpy.execute(query);</span> |
| <a name="l00146"></a>00146 <span class="stringliteral"></span> |
| <a name="l00147"></a>00147 <span class="stringliteral"> # import training data to the database</span> |
| <a name="l00148"></a>00148 <span class="stringliteral"> query = "DROP TABLE IF EXISTS MADLIB_SCHEMA.train_segmenttbl CASCADE;" + \</span> |
| <a name="l00149"></a>00149 <span class="stringliteral"> "CREATE TABLE MADLIB_SCHEMA.train_segmenttbl(start_pos integer,doc_id integer,seg_text text,label integer,max_pos integer);" + \</span> |
| <a name="l00150"></a>00150 <span class="stringliteral"> "COPY MADLIB_SCHEMA.train_segmenttbl(start_pos,doc_id,seg_text,label,max_pos) FROM '</span><span class="stringliteral">" + datapath + "</span>/crf_traindata.tab<span class="stringliteral">'";</span> |
| <a name="l00151"></a>00151 <span class="stringliteral"> plpy.execute(query);</span> |
| <a name="l00152"></a>00152 <span class="stringliteral"> </span> |
| <a name="l00153"></a>00153 <span class="stringliteral"> query ="DROP TABLE IF EXISTS MADLIB_SCHEMA.crf_feature;" + \</span> |
| <a name="l00154"></a>00154 <span class="stringliteral"> "CREATE TABLE MADLIB_SCHEMA.crf_feature (id integer,name text,prev_label_id integer,label_id integer,weight float);"</span> |
| <a name="l00155"></a><a class="code" href="crf__data__loader_8sql__in.html#aaa609ec1d1d4cff0f335fa358091d5c3">00155</a> <span class="stringliteral"> plpy.execute(query);</span> |
| <a name="l00156"></a>00156 <span class="stringliteral"></span> |
| <a name="l00157"></a>00157 <span class="stringliteral"> # dictionary table</span> |
| <a name="l00158"></a>00158 <span class="stringliteral"> query = "DROP TABLE IF EXISTS MADLIB_SCHEMA.crf_dictionary;" + \</span> |
| <a name="l00159"></a>00159 <span class="stringliteral"> "CREATE TABLE MADLIB_SCHEMA.crf_dictionary(token text,total integer);"</span> |
| <a name="l00160"></a>00160 <span class="stringliteral"> plpy.execute(query);</span> |
| <a name="l00161"></a>00161 <span class="stringliteral"></span> |
| <a name="l00162"></a>00162 <span class="stringliteral"> query = "DROP TABLE IF EXISTS MADLIB_SCHEMA.featuretbl;" + \</span> |
| <a name="l00163"></a>00163 <span class="stringliteral"> "CREATE TABLE MADLIB_SCHEMA.featuretbl(doc_id integer,f_size FLOAT8,sparse_r FLOAT8[],dense_m FLOAT8[],sparse_m FLOAT8[]);"</span> |
| <a name="l00164"></a>00164 <span class="stringliteral"> plpy.execute(query);</span> |
| <a name="l00165"></a>00165 <span class="stringliteral"></span> |
| <a name="l00166"></a>00166 <span class="stringliteral"> query = "DROP TABLE IF EXISTS MADLIB_SCHEMA.crf_feature_dic;" + \</span> |
| <a name="l00167"></a>00167 <span class="stringliteral"> "CREATE TABLE MADLIB_SCHEMA.crf_feature_dic(f_index integer, f_name text, feature integer[]);"</span> |
| <a name="l00168"></a>00168 <span class="stringliteral"> plpy.execute(query);</span> |
| <a name="l00169"></a>00169 <span class="stringliteral"></span> |
| <a name="l00170"></a>00170 <span class="stringliteral">$$ LANGUAGE plpythonu STRICT;</span> |
| <a name="l00171"></a>00171 <span class="stringliteral"></span> |
| <a name="l00172"></a>00172 <span class="stringliteral"></span><span class="comment"></span> |
| <a name="l00173"></a>00173 <span class="comment">/**</span> |
| <a name="l00174"></a>00174 <span class="comment"></span> |
| <a name="l00175"></a>00175 <span class="comment">@input</span> |
| <a name="l00176"></a>00176 <span class="comment"></span> |
| <a name="l00177"></a>00177 <span class="comment">-# Prepare an input test data segment table, e.g.:</span> |
| <a name="l00178"></a>00178 <span class="comment">- CREATE TABLE test_segmenttbl (start_pos integer,doc_id integer,seg_text text, max_pos integer)</span> |
| <a name="l00179"></a>00179 <span class="comment">\verbatim</span> |
| <a name="l00180"></a>00180 <span class="comment">sql> select * from test_segmenttbl order by doc_id, start_pos;</span> |
| <a name="l00181"></a>00181 <span class="comment">start_pos | doc_id | seg_text | max_pos</span> |
| <a name="l00182"></a>00182 <span class="comment">----------+---------+--------------+-------------</span> |
| <a name="l00183"></a>00183 <span class="comment"> 0 | 1 | the | 26 </span> |
| <a name="l00184"></a>00184 <span class="comment"> 1 | 1 | madlib | 26</span> |
| <a name="l00185"></a>00185 <span class="comment"> 2 | 1 | mission | 26</span> |
| <a name="l00186"></a>00186 <span class="comment"> 3 | 1 | : | 26</span> |
| <a name="l00187"></a>00187 <span class="comment"> 4 | 1 | to | 26</span> |
| <a name="l00188"></a>00188 <span class="comment"> 5 | 1 | foster | 26</span> |
| <a name="l00189"></a>00189 <span class="comment"> 6 | 1 | widespread | 26</span> |
| <a name="l00190"></a>00190 <span class="comment"> 7 | 1 | development | 26</span> |
| <a name="l00191"></a>00191 <span class="comment"> 8 | 1 | of | 26</span> |
| <a name="l00192"></a>00192 <span class="comment"> 9 | 1 | scalable | 26</span> |
| <a name="l00193"></a>00193 <span class="comment"> 10 | 1 | analytic | 26 </span> |
| <a name="l00194"></a>00194 <span class="comment"> 11 | 1 | skills | 26</span> |
| <a name="l00195"></a>00195 <span class="comment"> 12 | 1 | , | 26</span> |
| <a name="l00196"></a>00196 <span class="comment"> 13 | 1 | by | 26</span> |
| <a name="l00197"></a>00197 <span class="comment"> ... </span> |
| <a name="l00198"></a>00198 <span class="comment"> 24 | 1 | open-source | 26</span> |
| <a name="l00199"></a>00199 <span class="comment"> 25 | 1 | development | 26</span> |
| <a name="l00200"></a>00200 <span class="comment"> 26 | 1 | . | 26</span> |
| <a name="l00201"></a>00201 <span class="comment">\endverbatim</span> |
| <a name="l00202"></a>00202 <span class="comment"></span> |
| <a name="l00203"></a>00203 <span class="comment">@usage</span> |
| <a name="l00204"></a>00204 <span class="comment">- create tables and import data to the database</span> |
| <a name="l00205"></a>00205 <span class="comment"> SELECT madlib.crf_test_data('/path/to/modeldata')</span> |
| <a name="l00206"></a>00206 <span class="comment"></span> |
| <a name="l00207"></a>00207 <span class="comment">*/</span> |
| <a name="l00208"></a>00208 |
| <a name="l00209"></a>00209 CREATE OR REPLACE FUNCTION MADLIB_SCHEMA.crf_test_data(datapath text) RETURNS void AS |
| <a name="l00210"></a>00210 $$ |
| <a name="l00211"></a>00211 # tokenized document |
| <a name="l00212"></a>00212 query = "DROP TABLE IF EXISTS MADLIB_SCHEMA.test_segmenttbl CASCADE;" + \ |
| <a name="l00213"></a>00213 "CREATE TABLE MADLIB_SCHEMA.test_segmenttbl (start_pos integer,doc_id integer,seg_text text, max_pos integer)"; |
| <a name="l00214"></a>00214 plpy.execute(query); |
| <a name="l00215"></a>00215 |
| <a name="l00216"></a>00216 # R factor table |
| <a name="l00217"></a>00217 query = "DROP TABLE IF EXISTS MADLIB_SCHEMA.viterbi_rtbl;" + \ |
| <a name="l00218"></a>00218 "CREATE TABLE MADLIB_SCHEMA.viterbi_rtbl (seg_text text, label integer, score integer)"; |
| <a name="l00219"></a>00219 plpy.execute(query); |
| <a name="l00220"></a>00220 |
| <a name="l00221"></a>00221 # M factor table |
| <a name="l00222"></a>00222 query = "DROP TABLE IF EXISTS MADLIB_SCHEMA.viterbi_mtbl;" + \ |
| <a name="l00223"></a>00223 "CREATE TABLE MADLIB_SCHEMA.viterbi_mtbl (score integer[])"; |
| <a name="l00224"></a>00224 plpy.execute(query); |
| <a name="l00225"></a>00225 |
| <a name="l00226"></a>00226 # import tokenized document to the segment table |
| <a name="l00227"></a>00227 query = "COPY MADLIB_SCHEMA.test_segmenttbl (start_pos,doc_id,seg_text,max_pos) FROM '<span class="stringliteral">" + datapath + "</span>/crf_testdata.tab<span class="stringliteral">'";</span> |
| <a name="l00228"></a>00228 <span class="stringliteral"> plpy.execute(query);</span> |
| <a name="l00229"></a>00229 <span class="stringliteral"></span> |
| <a name="l00230"></a>00230 <span class="stringliteral">$$ language plpythonu STRICT;</span> |
| </pre></div></div> |
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