Php/docs/function.sqlsrv-send-stream-data
sqlsrv_send_stream_data
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sqlsrv_send_stream_data — Sends data from parameter streams to the server
说明
sqlsrv_send_stream_data
( resource $stmt
) : bool
Send data from parameter streams to the server. Up to 8 KB of data is sent with each call.
返回值
Returns true if there is more data to send and false if there is not.
范例
Example #1 sqlsrv_send_stream_data() example
<?php$serverName = "serverName\sqlexpress";$connectionInfo = array( "Database"=>"dbName", "UID"=>"username", "PWD"=>"password" );$conn = sqlsrv_connect( $serverName, $connectionInfo);if( $conn === false ) { die( print_r( sqlsrv_errors(), true));}$sql = "UPDATE Table_1 SET data = ( ?) WHERE id = 100";// Open parameter data as a stream and put it in the $params array.$data = fopen( "data://text/plain,[ Lengthy content here. ]", "r");$params = array( &$data);// Prepare the statement. Use the $options array to turn off the// default behavior, which is to send all stream data at the time of query// execution.$options = array("SendStreamParamsAtExec"=>0);$stmt = sqlsrv_prepare( $conn, $sql, $params, $options);sqlsrv_execute( $stmt);// Send up to 8K of parameter data to the server // with each call to sqlsrv_send_stream_data.$i = 1;while( sqlsrv_send_stream_data( $stmt)) { $i++;}echo "$i calls were made.";?>
