db2_conn_error
db2_conn_error
Returns a string containing the SQLSTATE returned by the last connection attempt
string **db2_conn_error** $connection
returns an SQLSTATE value representing
the reason the last attempt to connect to a database failed. As
returns false in the event of a failed
connection attempt, you do not pass any parameters to
to retrieve the SQLSTATE value.
db2_conn_error``db2_connect``db2_conn_error
If, however, the connection was successful but becomes invalid over time,
you can pass the parameter to retrieve
the SQLSTATE value for a specific connection.
connection
To learn what the SQLSTATE value means, you can issue the following command
at a DB2 Command Line Processor prompt:
. You
can also call to retrieve an
explicit error message and the associated SQLCODE value.
sqlstate-value``db2_conn_errormsg
connectionA connection resource associated with a connection that initially
succeeded, but which over time became invalid.
Returns the SQLSTATE value resulting from a failed connection attempt. Returns an empty string if there is no error associated with the last connection attempt.
Voorbeeld: Retrieving an SQLSTATE value for a failed connection attempt
The following example demonstrates how to return an SQLSTATE value
after deliberately passing invalid parameters to
.
db2_connect
<?php
$conn = db2_connect('badname', 'baduser', 'badpassword');
if (!$conn) {
print "SQLSTATE value: " . db2_conn_error();
}
?>
SQLSTATE value: 08001
db2_conn_errormsg``db2_connect``db2_stmt_error``db2_stmt_errormsg