PEAR Manual
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# MDB_Common::query()

MDB_Common::query() -- send a query to the database

## Synopsis

    require_once 'MDB.php';

``mixed &query` (string $query, array [$types])`

## Description

Executes a SQL query

## Parameter

string `$query`

  the SQL query

array `$types`

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

## Return value

`mixed` - a new a resource id/`MDB_OK` or a MDB_Error, if fail

## Throws

Table 33-1. Possible PEAR_Error values

Error code | Error message | Reason | Solution
--- | --- | --- | ---
`MDB_ERROR_NO_DB_SELECTED` | `NULL` | No database was choosen. | 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 statment. Ie. using LIMIT in a SQL-Statment for an Oracle database.

## Note

This function can not be called statically.

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MDB_Common::prepareQuery() | Up | MDB_Common::queryAll()