sql row count php pdo


<?php
/* Delete all rows from the FRUIT table */
$del = $dbh->prepare('DELETE FROM fruit');
$del->execute();

/* Return number of rows that were deleted */
print("Return number of rows that were deleted:\n");
$count = $del->rowCount();
print("Deleted $count rows.\n");
?>


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                                    //Instantiate the PDO object and connect to MySQL.
$pdo = new PDO(
&nbsp;&nbsp;&nbsp;&nbsp;'mysql:host=127.0.0.1;dbname=my_database',
&nbsp;&nbsp;&nbsp;&nbsp;'username',
&nbsp;&nbsp;&nbsp;&nbsp;'password'
);
&nbsp;
//The COUNT SQL statement that we will use.
$sql = &quot;SELECT COUNT(*) AS num FROM users&quot;;
&nbsp;
//Prepare the COUNT SQL statement.
$stmt = $pdo-&gt;prepare($sql);
&nbsp;
//Execute the COUNT statement.
$stmt-&gt;execute();
&nbsp;
//Fetch the row that MySQL returned.
$row = $stmt-&gt;fetch(PDO::FETCH_ASSOC);
&nbsp;
//The $row array will contain &quot;num&quot;. Print it out.
echo $row['num'] . ' users exist.';

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