Php/docs/function.pg-last-error
pg_last_error
(PHP 4 >= 4.2.0, PHP 5, PHP 7)
pg_last_error — Get the last error message string of a connection
Description
pg_last_error
([ resource $connection
] ) : string
pg_last_error() returns the last error message
for a given connection
.
Error messages may be overwritten by internal PostgreSQL (libpq) function calls. It may not return an appropriate error message if multiple errors occur inside a PostgreSQL module function.
Use pg_result_error(), pg_result_error_field(), pg_result_status() and pg_connection_status() for better error handling.
Note:
This function used to be called pg_errormessage().
Parameters
connection
- PostgreSQL database connection resource. When
connection
is not present, the default connection is used. The default connection is the last connection made by pg_connect() or pg_pconnect().
Return Values
A string containing the last error message on the
given connection
, or FALSE
on error.
Examples
Example #1 pg_last_error() example
<?php $dbconn = pg_connect("dbname=publisher") or die("Could not connect"); // Query that fails $res = pg_query($dbconn, "select * from doesnotexist"); echo pg_last_error($dbconn);?>
See Also
- pg_result_error() - Get error message associated with result
- pg_result_error_field() - Returns an individual field of an error report