Zf framework database tracker usage example _ php instance

This article mainly introduces the database tracker use example of the zf framework. We will share with you how to use the tracker. For more information, see How to call the tracker.

The Code is as follows:

$ Profiler = $ Db-> getProfiler ();

The Code is as follows:

/*
How to use a tracker
*/

// Introduce the Loader class (automatic loading class)
Require_once ("Zend/Loader. php ");
// Use the Loader class to introduce a Db class
Zend_Loader: loadClass ("Zend_Db ");
// Introduce the Zend_Db status Server
Zend_Loader: loadClass ("Zend_Db_Statement_Pdo ");
// Configure database connection information
$ Config = array ('host' => '2017. 0.0.1 ',
'Username' => 'root ',
'Password' => '123 ',
'Dbname' => 'test ',
'Filer' => "true"
);
// Inform Zend_Db of the database and database configuration information operated by the class
$ Db = Zend_Db: factory ('pdo _ mysql', $ Config );
// Execute the encoding statement
$ Db-> query ("set names utf8 ");
//-----------------------------------------------------
$ SQL = "select * from gongsi ";
$ Db-> query ($ SQL );
// Call the tracker Method
$ Profiler = $ Db-> getProfiler ();
// Obtain the number of submitted statements
Echo "number of submissions:". $ Profiler-> getTotalNumQueries ()."
";
// Obtain SQL statement execution Information
$ Result = $ Profiler-> getQueryProfiles ();
Foreach ($ Result as $ key => $ value)
{
// Output the statement that has been run
Echo "text content:". $ value-> getQuery ()."
";
// Time taken to output the running statement
Echo "time spent:". $ value-> getElapsedSecs ()."
";
}
// Total time spent on output all statements
Echo "the total time spent is:". $ Profiler-> getTotalElapsedSecs ();
?>