README

Long-living MySQL connection for daemon.

Install

composer require workerman/mysql

Usage

$db = new Workerman\MySQL\Connection($mysql_host, $mysql_port, $user, $password, $db_bname); // Get all rows. $db1->select('ID,Sex')->from('Persons')->where('sex= :sex')->bindValues(array('sex'=>'M'))->query(); // Equivalent to. $db1->select('ID,Sex')->from('Persons')->where("sex='F'")->query(); // Equivalent to. $db->query("SELECT ID,Sex FROM `Persons` WHERE sex='M'"); // Get one row. $db->select('ID,Sex')->from('Persons')->where('sex= :sex')->bindValues(array('sex'=>'M'))->row(); // Equivalent to. $db->select('ID,Sex')->from('Persons')->where("sex= 'F' ")->row(); // Equivalent to. $db->row("SELECT ID,Sex FROM `Persons` WHERE sex='M'"); // Get a column. $db->select('ID')->from('Persons')->where('sex= :sex')->bindValues(array('sex'=>'M'))->column(); // Equivalent to. $db->select('ID')->from('Persons')->where("sex= 'F' ")->column(); // Equivalent to. $db->column("SELECT `ID` FROM `Persons` WHERE sex='M'"); // Get single. $db->select('ID,Sex')->from('Persons')->where('sex= :sex')->bindValues(array('sex'=>'M'))->single(); // Equivalent to. $db->select('ID,Sex')->from('Persons')->where("sex= 'F' ")->single(); // Equivalent to. $db->single("SELECT ID,Sex FROM `Persons` WHERE sex='M'"); // Complex query. $db->select('*')->from('table1')->innerJoin('table2','table1.uid = table2.uid')->where('age > :age') ->groupBy(array('aid'))->having('foo="foo"')->orderByASC/*orderByDESC*/(array('did')) ->limit(10)->offset(20)->bindValues(array('age' => 13)); // Equivalent to. $db->query(SELECT * FROM `table1` INNER JOIN `table2` ON `table1`.`uid` = `table2`.`uid` WHERE age > 13 GROUP BY aid HAVING foo="foo" ORDER BY did LIMIT 10 OFFSET 20“); // Insert. $insert_id = $db->insert('Persons')->cols(array( 'Firstname'=>'abc', 'Lastname'=>'efg', 'Sex'=>'M', 'Age'=>13))->query(); // Equivalent to. $insert_id = $db->query("INSERT INTO `Persons` ( `Firstname`,`Lastname`,`Sex`,`Age`)  VALUES ( 'abc', 'efg', 'M', 13)"); // Update. $row_count = $db->update('Persons')->cols(array('sex'))->where('ID=1') ->bindValue('sex', 'F')->query(); // Equivalent to. $row_count = $db->update('Persons')->cols(array('sex'=>'F'))->where('ID=1')->query(); // Equivalent to. $row_count = $db->query("UPDATE `Persons` SET `sex` = 'F' WHERE ID=1"); // Delete. $row_count = $db->delete('Persons')->where('ID=9')->query(); // Equivalent to. $row_count = $db->query("DELETE FROM `Persons` WHERE ID=9"); // Transaction. $db1->beginTrans(); .... $db1->commitTrans(); // or $db1->rollBackTrans();