public function DatabaseStatementPrefetch::fetchField
public DatabaseStatementPrefetch::fetchField($index = 0)
Returns a single field from the next record of a result set.
Parameters
$index: The numeric index of the field to return. Defaults to the first field.
Return value
A single field from the next record, or FALSE if there is no next record.
Overrides DatabaseStatementInterface::fetchField
File
- includes/database/prefetch.inc, line 385
- Database interface code for engines that need complete control over their result sets. For example, SQLite will prefix some column names by the name of the table. We post-process the data, by renaming the column names using the same convention as…
Class
- DatabaseStatementPrefetch
- An implementation of DatabaseStatementInterface that prefetches all data.
Code
public function fetchField($index = 0) { return $this->fetchColumn($index); }
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https://api.drupal.org/api/drupal/includes!database!prefetch.inc/function/DatabaseStatementPrefetch::fetchField/7.x