pg_free_result
(PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8)
pg_free_result — Free result memory
Description
pg_free_result() frees the memory and data associated with the specified PgSql\Result instance.
This function need only be called if memory consumption during script execution is a problem. Otherwise, all result memory will be automatically freed when the script ends.
Note:
This function used to be called pg_freeresult().
Parameters
-
result -
An PgSql\Result instance, returned by pg_query(), pg_query_params() or pg_execute()(among others).
Return Values
Returns true on success or false on failure.
Changelog
| Version | Description |
|---|---|
| 8.1.0 |
The result parameter expects an PgSql\Result
instance now; previously, a resource was expected.
|
Examples
Example #1 pg_free_result() example
<?php
$db = pg_connect("dbname=users user=me") || die();
$res = pg_query($db, "SELECT 1 UNION ALL SELECT 2");
$val = pg_fetch_result($res, 1, 0);
echo "First field in the second row is: ", $val, "\n";
pg_free_result($res);
?>
The above example will output:
First field in the second row is: 2
See Also
- pg_query() - Execute a query
- pg_query_params() - Submits a command to the server and waits for the result, with the ability to pass parameters separately from the SQL command text
- pg_execute() - Sends a request to execute a prepared statement with given parameters, and waits for the result
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