…time. It is an interesting question: If we have N nodes, can we send queries… all nodes. PHP does not …mysqli = new mysqli($i, ‘root’, ”, ‘test’); if ($mysqli->connect_error) { echo ‘Connect Error (‘ . $mysqli->connect_errno . ‘) ‘ . $mysqli->connect_error; }else{ $all_links[]=$mysqli; $mysqli->query…
Post: Accessing Percona XtraDB Cluster nodes in parallel from PHP using MySQL asynchronous queries
March 6, 2013 By 2 Comments
Post: Handling big result sets
June 26, 2006 By 13 Comments
…_query instead of mysql_query. execution time: 54.34 s Good improvement. The identical results we can get with mysqi_ family. There is mysqli_query…: < ?php $mysqli = new mysqli(“localhost”, “root”, “”, “test”); /* check connection */ if (mysqli_connect_errno()) { printf(“Connect failed: %s\n”, mysqli_connect_error()); exit(); } $query = ‘SELECT * FROM longf’; $time_start…
Post: Are PHP persistent connections evil ?
November 12, 2006 By 32 Comments
As you probably know PHP “mysql” extension supported persistent connections but they were disabled in new “mysqli” extension, which is probably one… 4000 of queries running at the same time which may never self-resolve as users will get extremely poor response time and will… more problems with it. Persistent connections were added to PHP during times of MySQL 3.22/3.23 when MySQL was simple…
Post: PHP Large result sets and summary tables.
July 6, 2007 By 8 Comments
…” fix for this problem, you can use mysql_unbuffered_query instead and mysqli and PDO have their own way to reach similar… time But is this the only way ? Of course not. First you should consider if you need to do processing in PHP… be better structuring your queries to process data by certain objects (ie City by one City at the time) or do INSERT…
Comment: Database problems in MySQL/PHP Applications
August 11, 2006 By 13 Comments
… query rewriting. You also can > use pretty much direct path to mysqli extension to performance > critical queries … common. > I would also note for many PHP applications abstraction layer is > not the main … though. 95% of the time – yes – I agree. Learning to use query and external caching of …
