sqlsrv_num_rows

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sqlsrv_num_rows — Retrieves the number of rows in a result set

설명

mixed sqlsrv_num_rows ( resource $stmt )

Retrieves the number of rows in a result set. This function requires that the statment resource be created with a static or keyset cursor. For more information, see sqlsrv_query(), sqlsrv_prepare(), or » Specifying a Cursor Type and Selecting Rows in the Microsoft SQLSRV documentation.

인수

stmt: The statement for which the row count is returned. The statment resource must be created with a static or keyset cursor. For more information, see sqlsrv_query(), sqlsrv_prepare(), or » Specifying a Cursor Type and Selecting Rows in the Microsoft SQLSRV documentation.

반환값

Returns the number of rows retrieved on success and FALSE if an error occurred. If a forward cursor (the default) or dynamic cursor is used, FALSE is returned.

예제

Example #1 sqlsrv_num_rows() example


<?php
$server = "serverName\sqlexpress";
$connectionInfo = array( "Database"=>"dbName", "UID"=>"username", "PWD"=>"password" );
$conn = sqlsrv_connect( $server, $connectionInfo );

$sql = "SELECT * FROM Table_1";
$params = array();
$options =  array( "Scrollable" => SQLSRV_CURSOR_KEYSET );
$stmt = sqlsrv_query( $conn, $sql , $params, $options );

$row_count = sqlsrv_num_rows( $stmt );
   
if ($row_count === false)
   echo "Error in retrieveing row count.";
else
   echo $row_count;
?>

참고

sqlsrv_has_rows() - Indicates whether the specified statement has rows
sqlsrv_rows_affected() - Returns the number of rows modified by the last INSERT, UPDATE, or DELETE query executed