PEAR Manual
PrevNext

MDB_Common::fetchOne()

MDB_Common::fetchOne() -- fetch the first column of the first row

Synopsis

require_once 'MDB.php';

mixed &fetchOne (resource $result)

Description

Fetch the first column of the first row of data returned from a result set and free the result set.

Parameter

resource $result

a valid resource returned by query() or executeQuery()

Return value

mixed - the returned value or a MDB_Error, if fail

Throws

Table 26-1. Possible PEAR_Error values

Error codeError messageReasonSolution
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.

Note

This function can not be called statically.

See

query() , limitQuery() , prepareQuery() , executeQuery() , fetchRow() , fetchCol() , fetchCol()

PrevHomeNext
MDB_Common::fetchCol()UpMDB_Common::fetchRow()