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Dieses Dokument verwendet PHP-Handbuch für chinesische Websites Freigeben
dblink_error_message(text connname) returns text
dblink_error_message
fetches the most recent remote
error message for a given connection.
Name of the connection to use.
Returns last error message, or an empty string if there has been no error in this connection.
SELECT dblink_error_message('dtest1');