PHP 8.4.0 RC2 available for testing

cubrid_unbuffered_query

(PECL CUBRID >= 8.3.0)

cubrid_unbuffered_queryPerform a query without fetching the results into memory

说明

cubrid_unbuffered_query(string $query, resource $conn_identifier = ?): resource

This function performs a query without waiting for that all query results have been complete. It will return when the results are being generated.

参数

query

A SQL query.

conn_identifier

The CUBRID connection. If the connection identifier is not specified, the last connection opened by cubrid_connect() is assumed.

返回值

For SELECT, SHOW, DESCRIBE or EXPLAIN statements returns a request identifier resource on success.

For other type of SQL statements, UPDATE, DELETE, DROP, etc, returns true on success.

false on failure.

示例

示例 #1 cubrid_unbuffered_query() example

<?php
$link
= cubrid_connect("localhost", 30000, "demodb", "dba", "");
if (!
$link)
{
die(
'Could not connect.');
}
$query = "select * from code";
$result = cubrid_unbuffered_query($query, $link);

while (
$row = cubrid_fetch($result))
{
var_dump($row);
}

cubrid_close_request($result);
cubrid_disconnect($link);
?>

注释

注意:

The benefits of cubrid_unbuffered_query() come at a cost: you cannot use cubrid_num_rows() and cubrid_data_seek() on a result set returned from cubrid_unbuffered_query().

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