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MySQL PHP API  /  ...  /  MysqlndUhConnection::query

9.7.30 MysqlndUhConnection::query

Copyright 1997-2014 the PHP Documentation Group.

  • MysqlndUhConnection::query

    Performs a query on the database

Description

public bool MysqlndUhConnection::query(mysqlnd_connection connection,
                                       string query);

Performs a query on the database (COM_QUERY).

Parameters

connection

Mysqlnd connection handle. Do not modify!

query

The query string.

Return Values

Returns TRUE on success. Otherwise, returns FALSE

Examples

Example 9.37 MysqlndUhConnection::query example


<?php
class proxy extends MysqlndUhConnection {
 public function query($res, $query) {
  printf("%s(%s)\n", __METHOD__, var_export(func_get_args(), true));
  $query = "SELECT 'How about query rewriting?'";
  $ret = parent::query($res, $query);
  printf("%s returns %s\n", __METHOD__, var_export($ret, true));
  return $ret;
 }
}
mysqlnd_uh_set_connection_proxy(new proxy());

$mysqli = new mysqli("localhost", "root", "", "test");
$res = $mysqli->query("SELECT 'Welcome mysqlnd_uh!' FROM DUAL");
var_dump($res->fetch_assoc());
?>

    

The above example will output:


proxy::query(array (
  0 => NULL,
  1 => 'SELECT \'Welcome mysqlnd_uh!\' FROM DUAL',
))
proxy::query returns true
array(1) {
  ["How about query rewriting?"]=>
  string(26) "How about query rewriting?"
}


See Also

mysqlnd_uh_set_connection_proxy
mysqli_query
mysql_query


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