php $conn = odbc_connect( "DRIVER={MySQL ODBC 3.51 Driver};Server=localhost;Database=phpodbcdb", "username", "password"); if (!($conn)) { echo "Connection to DB via ODBC failed: "; echo odbc_errormsg ($conn ); echo "\n"; } $sql = "SELECT 1 as ...
如您已经看到的,odbc_connect()函数接受 ODBC 友好的链接字符串、数据库用户名称和相关密码。它返回一个您可以在整个 PHP 程序中使用的连接对象。以下代码显示了一个示例: $connection = odbc_connect($connection_string, $username, $password); 在前面的示例中还可以看见,odbc_close()函数接受了一个连接对象,并...
同时php也具有强大的数据支撑能力。 PHP链接MYSQL 步骤 数据库服务器 链接数据库服务器我们需要使用 mysql_connect() 语法: mysql_connect(参数1,参数2,参数3); 下面我们来具体讲解一下几个参数是什么意思。 参数1 : 在本地运行环境下,localhost 就可以了 服务器环境,那么需要输入服务器的主机名或者IP 参数2 :...
$query = “INSERT INTO users (username) VALUES (‘$username’)”; $result = mysqli_query($connection, $query); if($result) { // 插入成功 echo “插入成功”; } else { // 插入失败,检测是否是重复唯一索引引起的错误 if(mysqli_errno($connection) === 1062) { echo “用户名已存在”; }...
Also, have a look at PHP: odbc_connect - Manual There is an example for SQL Anywhere. It is called "SQL Server Anywhere 8.0 on Windows". It still uses odbc_connect but with a more detailed connection string. Mirco Former Member 2015 Feb 19 0 Kudos Hi Mirco, thank you very ...
//echo "->".odbc_result($query,3).""; /* the same as Line 24*/ } else print "No data"; ?> 例三: <?php //create link $conn = @new com('ADODB.Connection') or die('ADO Connection failed.'); $connstr = 'PROVIDER=Microsoft.Jet.OLEDB.4.0;Data Source='.$_SERVER['DOCUMENT_...
Many of the supported keys are ODBC connection string attributes. For information about ODBC connection strings, seeUsing Connection String Keywords with SQL Native Client. Connecting to the Server Additional resources Events FabCon Vienna Sep 15, 2 PM - Sep 17, 11 PM ...
; http://php.net/pdo-odbc.connection-pooling ;pdo_odbc.connection_pooling=strict ;pdo_odbc.db2_instance_name [Pdo_mysql] ; If mysqlnd is used: Number of cache slots for the internal result set cache ; http://php.net/pdo_mysql.cache_size ...
Setting Pooling to Yes and a positive CPTimeout value in the odbcinst.ini file enables connection pooling. Copy [ODBC] Pooling=Yes [ODBC Driver 17 for SQL Server] CPTimeout=<int value> Minimally, the odbcinst.ini file should look something like this example: Copy [ODBC] Pooling=Yes...
In the following example, we have a thousand concurrently requests to redis. Normally, this has exceeded the maximum number of Redis connections setting and will throw a connection exception, but the connection pool based on Channel can perfectly schedule requests. We don't have to worry about ...