mssql_fetch_batch

(PHP 4 >= 4.0.4, PHP 5, PECL odbtp >= 1.1.1)

mssql_fetch_batch — Returns the next batch of records

说明

int mssql_fetch_batch ( resource $result )

Returns the next batch of records

参数

result: The result resource that is being evaluated. This result comes from a call to mssql_query().

返回值

Returns the batch number as an integer.

范例

Example #1 mssql_fetch_batch() example


<?php
// Connect to MSSQL and select the database
$link = mssql_connect('MANGO\SQLEXPRESS', 'sa', 'phpfi');
mssql_select_db('php', $link);

// Send a query
$result = mssql_query('SELECT * FROM [php].[dbo].[people]', $link, 100);
$records = 10;

while ($records >= 0) {
    while ($row = mssql_fetch_assoc($result)) {
        // Do stuff ...
    }

    --$records;
}

if ($batchsize = mssql_fetch_batch($result)) {
    // $batchsize is the number of records left 
    // in the result, but not shown above
}
?>

PHP手册 - N: Returns the next batch of records

用户评论:

brutalex430 (13-Jul-2010 09:34)

This could be usefull if you have a large dataset: <?php $qry = mssql_query("SELECT * FROM huge_table", $conn, 1000); // 1000 Rows batchsize do { while ($row = mssql_fetch_row($qry)) { // do something like print_r($row); } } while (mssql_fetch_batch($navqry)); // get the next batch until end ?>