MDB_Common::queryRow()

MDB_Common::queryRow() – fetch the first row

Synopsis

require_once 'MDB.php';

array &queryRow ( string $query , array $types = null , integer $fetchmode = MDB_FETCHMODE_DEFAULT , integer $rownum = null )

Description

Fetch the first row of data returned from a query. The function takes care of doing the query and freeing the results when finished.

Parameter

string $query

the SQL query

array $types

if supplied, the types of the columns in the result set will be set for fetching

integer $fetchmode

the fetch mode to use, default is MDB_FETCHMODE_DEFAULT

integer $rownum

the row number to fetch

Return value

array - the first row of results as an array indexed from 0 or a MDB_Error, if fail

Throws

Possible PEAR_Error values
Error code Error message Reason Solution
MDB_ERROR_NO_DB_SELECTED NULL No database was chosen. Check the DSN in connect() .
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 statement. Ie. using LIMIT in a SQL-Statement for an Oracle database.

Note

This function can not be called statically.

fetch the first column of the first row (Previous) sets the default fetch mode (Next)
Last updated: Tue, 15 Apr 2014 — Download Documentation
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