PHP连接MSSQL数据库(SQLSRV)实例

<?php
  $servern="SFKFK27EL8FJ＼SQLTRY";
  $coninfo=array("Database"=>"try2","UID"=>"sa","PWD"=>"123");
  $conn=sqlsrv_connect($servern,$coninfo) or die ("连接失败!");
  $val=sqlsrv_query($conn,"select * from usertable");
  while($row=sqlsrv_fetch_array($val)){
    echo $row[1]."<br />";
  }
  sqlsrv_close($conn); 
?>

<?php
class DB {
    var $con = null;
    function __construct($dbhost,$dbuser,$dbpass,$dbname) {
        $connectionInfo =  array("UID"=>$dbuser,"PWD"=>$dbpass,"Database"=>$dbname);
        $this->con = sqlsrv_connect($dbhost,$connectionInfo);
    }
    function query($sql){
        $result = sqlsrv_query($this->con, $sql);
    }
    function getRow($sql){
        $result = sqlsrv_query($this->con, $sql);
        $arr = array();
        while($row = sqlsrv_fetch_array($result))
        {
            $arr[] = $row;
        }
        return $arr[0];
    }
    function getAll($sql){
        $result = sqlsrv_query($this->con, $sql);
        $arr = array();
        while($row = sqlsrv_fetch_array($result))
        {
            $arr[] = $row;
        }
        return $arr;
    }
    function __destruct() {
        unset($con);
    }
}

//简单调用
$db = new DB(DB_HOST, DB_USER, DB_PASS, DB_NAME);
$sql = "select * from crm_order_batch where (status=0 or status is null) and lock_id is not null  ";
$orders_add_list = $db->getAll($sql);