MDB_Common::fetchOne() -- fetch the first column of the first row
Descripción
Fetch the first column of the first row of data returned from
a result set and free the result set.
Valor devuelto
mixed - the returned value or
a MDB_Error, if fail
Lanza
Tabla 35-1. Posibles valores de PEAR_Error
| Error code | Error message | Reason | Solution |
|---|
| every other error code | |
Database specific error
|
Check the database related section of
PHP-Manual
to detect the reason for this error. In the most cases
a misformed SQL statment. Ie. using LIMIT in a SQL-Statment
for an Oracle database.
|
Nota
Esta función no puede ser llamada
estáticamente.