Result of a Luke query — Field details
$fields = $result->getFields();
Detailed information on specified fields, including schema and (if not omitted) field flags, and frequency arrays.
Example usage
<?php
require_once(__DIR__.'/init.php');
htmlHeader();
echo '<h2>Note: Use with caution especially on large indexes!</h2>';
// create a client instance
$client = new Solarium\Client($adapter, $eventDispatcher, $config);
// create a Luke query
$lukeQuery = $client->createLuke();
// set the fields you want detailed information for
$lukeQuery->setFields('text,cat,price_c');
// you can also get detailed information for all fields
//$lukeQuery->setFields('*');
// omitting index flags for each field can speed up Luke requests
//$lukeQuery->setIncludeIndexFieldFlags(false);
// set the number of top terms for each field (Solr's default is 10)
$lukeQuery->setNumTerms(5);
$result = $client->luke($lukeQuery);
$index = $result->getIndex();
$fields = $result->getFields();
$info = $result->getInfo();
echo '<h1>index</h1>';
echo '<table>';
echo '<tr><th>numDocs</th><td>' . $index->getNumDocs() . '</td></tr>';
echo '<tr><th>maxDoc</th><td>' . $index->getMaxDoc() . '</td></tr>';
echo '<tr><th>deletedDocs</th><td>' . $index->getDeletedDocs() . '</td></tr>';
echo '<tr><th>indexHeapUsageBytes</th><td>' . ($index->getIndexHeapUsageBytes() ?? '(not supported by this version of Solr)') . '</td></tr>';
echo '<tr><th>version</th><td>' . $index->getVersion() . '</td></tr>';
echo '<tr><th>segmentCount</th><td>' . $index->getSegmentCount() . '</td></tr>';
echo '<tr><th>current</th><td>' . ($index->getCurrent() ? 'true' : 'false') . '</td></tr>';
echo '<tr><th>hasDeletions</th><td>' . ($index->getHasDeletions() ? 'true' : 'false') . '</td></tr>';
echo '<tr><th>directory</th><td>' . $index->getDirectory() . '</td></tr>';
echo '<tr><th>segmentsFile</th><td>' . $index->getSegmentsFile() . '</td></tr>';
echo '<tr><th>segmentsFileSizeInBytes</th><td>' . $index->getSegmentsFileSizeInBytes() . '</td></tr>';
$userData = $index->getUserData();
echo '<tr><th>userData</th><td>';
if (null !== $userData->getCommitCommandVer()) {
echo 'commitCommandVer: ' . $userData->getCommitCommandVer() . '<br/>';
}
if (null !== $userData->getCommitTimeMSec()) {
echo 'commitTimeMSec: ' . $userData->getCommitTimeMSec() . '<br/>';
}
echo '</td></tr>';
if (null !== $index->getLastModified()) {
echo '<tr><th>lastModified</th><td>' . $index->getLastModified()->format(DATE_RFC3339_EXTENDED) . '</td></tr>';
}
echo '</table>';
echo '<hr/>';
echo '<h1>fields</h1>';
foreach ($fields as $field) {
echo '<h2>' . $field . '</h2>';
echo '<table>';
echo '<tr><th>type</th><td>' . $field->getType() . '</td></tr>';
echo '<tr><th>schema</th><td>';
foreach ($field->getSchema() as $flag) {
echo $flag . '<br/>';
}
echo '</td></tr>';
if (null !== $field->getDynamicBase()) {
echo '<tr><th>dynamicBase</th><td>' . $field->getDynamicBase() . '</td></tr>';
}
// some fields don't have index flags in the result (with $lukeQuery->setIncludeIndexFieldFlags(false), none of the fields have)
if (null !== $field->getIndex()) {
echo '<tr><th>index</th><td>';
// some fields have '(unstored field)' in the result instead of flags
if (is_object($field->getIndex())) {
foreach ($field->getIndex() as $flag) {
echo $flag . '<br/>';
}
} else {
echo $field->getIndex();
}
echo '</td></tr>';
}
if (null !== $field->getDocs()) {
echo '<tr><th>docs</th><td>' . $field->getDocs() . '</td></tr>';
}
if (null !== $field->getDistinct()) {
echo '<tr><th>distinct</th><td>' . $field->getDistinct() . '</td></tr>';
}
if (null !== $field->getTopTerms()) {
echo '<tr><th>topTerms</th><td>';
foreach ($field->getTopTerms() as $term => $frequency) {
echo $term . ': ' . $frequency . '<br/>';
}
echo '</td></tr>';
}
if (null !== $field->getHistogram()) {
echo '<tr><th>histogram</th><td>';
foreach ($field->getHistogram() as $bucket => $frequency) {
echo $bucket . ': ' . $frequency . '<br/>';
}
echo '</td></tr>';
}
echo '</table>';
}
echo '<hr/>';
echo '<h1>info</h1>';
echo '<table>';
echo '<tr><th>key</th><td>';
foreach ($info->getKey() as $abbreviation => $flag) {
echo $abbreviation . ': ' . $flag . '<br/>';
}
echo '</td></tr>';
echo '<tr><th>NOTE</th><td>' . $info->getNote() . '</td></tr>';
echo '</table>';
htmlFooter();