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sqlsrv_next_result

下載 PHP 驅動程式

讓指定陳述式的下一個結果 (結果集、資料列計數或輸出參數) 成為作用中。

注意

批次查詢或預存程序所傳回的第一個 (或唯一) 結果為作用中,而不需要呼叫 sqlsrv_next_result

語法

  
sqlsrv_next_result( resource $stmt )  

參數

$stmt:已執行且下一個結果已成為作用中的陳述式。

傳回值

如果下一個結果已成功成為作用中,將會傳回布林值 true 。 如果在讓下一個結果成為作用中時發生錯誤,則傳回 false 。 如果沒有其他結果可供使用,則傳回 null

範例 1

下列範例會建立並執行一個預存程序,將產品評論插入 Production.ProductReview 資料表中,然後選取指定產品的所有評論。 執行預存程序之後,將會取用第一個結果 (預存程序中的 INSERT 查詢所影響的資料列數目),而不會呼叫 sqlsrv_next_result。 下一個結果 (預存程序中的 SELECT 查詢所傳回的資料列) 可藉由呼叫 sqlsrv_next_result 成為可用結果,並可透過 sqlsrv_fetch_array 加以取用。

注意

使用標準語法呼叫預存程序,是建議的做法。 如需標準語法的詳細資訊,請參閱呼叫預存程序

此範例假設本機電腦上已安裝 SQL Server 和 AdventureWorks 資料庫。 從命令列執行範例時,所有輸出都會寫入至主控台。

<?php  
/* Connect to the local server using Windows Authentication and   
specify the AdventureWorks database as the database in use. */  
$serverName = "(local)";  
$connectionInfo = array( "Database"=>"AdventureWorks");  
$conn = sqlsrv_connect( $serverName, $connectionInfo);  
if( $conn === false )  
{  
     echo "Could not connect.\n";  
     die( print_r( sqlsrv_errors(), true));  
}  
  
/* Drop the stored procedure if it already exists. */  
$tsql_dropSP = "IF OBJECT_ID('InsertProductReview', 'P') IS NOT NULL  
                DROP PROCEDURE InsertProductReview";  
$stmt1 = sqlsrv_query( $conn, $tsql_dropSP);  
if( $stmt1 === false )  
{  
     echo "Error in executing statement 1.\n";  
     die( print_r( sqlsrv_errors(), true));  
}  
  
/* Create the stored procedure. */  
$tsql_createSP = " CREATE PROCEDURE InsertProductReview  
                                    @ProductID int,  
                                    @ReviewerName nvarchar(50),  
                                    @ReviewDate datetime,  
                                    @EmailAddress nvarchar(50),  
                                    @Rating int,  
                                    @Comments nvarchar(3850)  
                   AS  
                       BEGIN  
                             INSERT INTO Production.ProductReview   
                                         (ProductID,  
                                          ReviewerName,  
                                          ReviewDate,  
                                          EmailAddress,  
                                          Rating,  
                                          Comments)  
                                    VALUES  
                                         (@ProductID,  
                                          @ReviewerName,  
                                          @ReviewDate,  
                                          @EmailAddress,  
                                          @Rating,  
                                          @Comments);  
                             SELECT * FROM Production.ProductReview  
                                WHERE ProductID = @ProductID;  
                       END";  
$stmt2 = sqlsrv_query( $conn, $tsql_createSP);  
  
if( $stmt2 === false)  
{  
     echo "Error in executing statement 2.\n";  
     die( print_r( sqlsrv_errors(), true));  
}  
/*-------- The next few steps call the stored procedure. --------*/  
  
/* Define the Transact-SQL query. Use question marks (?) in place of the  
parameters to be passed to the stored procedure */  
$tsql_callSP = "{call InsertProductReview(?, ?, ?, ?, ?, ?)}";  
  
/* Define the parameter array. */  
$productID = 709;  
$reviewerName = "Customer Name";  
$reviewDate = "2008-02-12";  
$emailAddress = "customer@email.com";  
$rating = 3;  
$comments = "[Insert comments here.]";  
$params = array(   
                 $productID,  
                 $reviewerName,  
                 $reviewDate,  
                 $emailAddress,  
                 $rating,  
                 $comments  
               );  
  
/* Execute the query. */  
$stmt3 = sqlsrv_query( $conn, $tsql_callSP, $params);  
if( $stmt3 === false)  
{  
     echo "Error in executing statement 3.\n";  
     die( print_r( sqlsrv_errors(), true));  
}  
  
/* Consume the first result (rows affected by INSERT query in the  
stored procedure) without calling sqlsrv_next_result. */  
echo "Rows affectd: ".sqlsrv_rows_affected($stmt3)."-----\n";  
  
/* Move to the next result and display results. */  
$next_result = sqlsrv_next_result($stmt3);  
if( $next_result )  
{  
     echo "\nReview information for product ID ".$productID.".---\n";  
     while( $row = sqlsrv_fetch_array( $stmt3, SQLSRV_FETCH_ASSOC))  
     {  
          echo "ReviewerName: ".$row['ReviewerName']."\n";  
          echo "ReviewDate: ".date_format($row['ReviewDate'],  
                                             "M j, Y")."\n";  
          echo "EmailAddress: ".$row['EmailAddress']."\n";  
          echo "Rating: ".$row['Rating']."\n\n";  
     }  
}  
elseif( is_null($next_result))  
{  
     echo "No more results.\n";  
}  
else  
{  
     echo "Error in moving to next result.\n";  
     die(print_r(sqlsrv_errors(), true));  
}  
  
/* Free statement and connection resources. */  
sqlsrv_free_stmt( $stmt1 );  
sqlsrv_free_stmt( $stmt2 );  
sqlsrv_free_stmt( $stmt3 );  
sqlsrv_close( $conn );  
?>  

執行具有輸出參數的預存程序時,建議您先取用所有其他結果,再存取輸出參數的值。 如需詳細資訊,請參閱 如何:使用 SQLSRV 驅動程式指定參數方向

範例 2

下列範例會執行一個批次查詢,擷取指定產品識別碼的產品評論資訊、插入產品的評論,然後再次擷取指定產品識別碼的產品評論資訊。 新插入的產品評論將包含在批次查詢的最終結果集內。 此範例會使用 sqlsrv_next_result ,從批次查詢的一個結果移至下一個。

注意

批次查詢或預存程序所傳回的第一個 (或唯一) 結果為作用中,而不需要呼叫 sqlsrv_next_result

此範例會使用 AdventureWorks 資料庫的 Purchasing.ProductReview 資料表,並假設此資料庫已安裝在伺服器上。 從命令列執行範例時,所有輸出都會寫入至主控台。

<?php  
/* Connect to the local server using Windows Authentication and  
specify the AdventureWorks database as the database in use. */  
$serverName = "(local)";  
$connectionInfo = array( "Database"=>"AdventureWorks");  
$conn = sqlsrv_connect( $serverName, $connectionInfo);  
if( $conn === false )  
{  
     echo "Could not connect.\n";  
     die( print_r( sqlsrv_errors(), true));  
}  
  
/* Define the batch query. */  
$tsql = "--Query 1  
         SELECT ProductID, ReviewerName, Rating   
         FROM Production.ProductReview   
         WHERE ProductID=?;  
  
         --Query 2  
         INSERT INTO Production.ProductReview (ProductID,   
                                               ReviewerName,   
                                               ReviewDate,   
                                               EmailAddress,   
                                               Rating)  
         VALUES (?, ?, ?, ?, ?);  
  
         --Query 3  
         SELECT ProductID, ReviewerName, Rating   
         FROM Production.ProductReview   
         WHERE ProductID=?;";  
  
/* Assign parameter values and execute the query. */  
$params = array(798,   
                798,   
                'CustomerName',   
                '2008-4-15',   
                'test@customer.com',   
                3,   
                798 );  
$stmt = sqlsrv_query($conn, $tsql, $params);  
if( $stmt === false )  
{  
     echo "Error in statement execution.\n";  
     die( print_r( sqlsrv_errors(), true));  
}  
  
/* Retrieve and display the first result. */  
echo "Query 1 result:\n";  
while( $row = sqlsrv_fetch_array( $stmt, SQLSRV_FETCH_NUMERIC ))  
{  
     print_r($row);  
}  
  
/* Move to the next result of the batch query. */  
sqlsrv_next_result($stmt);  
  
/* Display the result of the second query. */  
echo "Query 2 result:\n";  
echo "Rows Affected: ".sqlsrv_rows_affected($stmt)."\n";  
  
/* Move to the next result of the batch query. */  
sqlsrv_next_result($stmt);  
  
/* Retrieve and display the third result. */  
echo "Query 3 result:\n";  
while( $row = sqlsrv_fetch_array( $stmt, SQLSRV_FETCH_NUMERIC ))  
{  
     print_r($row);  
}  
  
/* Free statement and connection resources. */  
sqlsrv_free_stmt( $stmt );  
sqlsrv_close( $conn );  
?>  

另請參閱

SQLSRV 驅動程式 API 參考

關於文件中的程式碼範例

擷取資料

更新資料 (Microsoft Drivers for PHP for SQL Server)

範例應用程式 (SQLSRV 驅動程式)