MDB_Common::getRow()
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
- array $params
if supplied, prepareQuery()/ executeQuery() will be used with this array as execute parameters
- array $param_types
if supplied, the values in $param will automatically set to the passed datatypes
- integer $fetchmode
the fetch mode to use, default is MDB_FETCHMODE_DEFAULT
Throws
Table 39-1. Possible PEAR_Error values
| Error code | Error message | Reason | Solution |
|---|---|---|---|
| MDB_ERROR_INVALID | NULL | SQL statement for preparing is not valid. | See the prepareQuery() documentation, if you want to use a SQL statemt using wildcards. |
| MDB_ERROR_NEED_MORE_DATA | NULL | To less data for filling the prepared SQL statement. | Check the number of wild cards given in the SQL statement prepareQuery() . Check the count of entries in the array for $params. The count of entries have to be equal to the number of wild cards. |
| 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. |
