Doctrine\DBAL\Platforms\OraclePlatform::getVarcharTypeDeclarationSQLSnippet PHP Method

    protected function getVarcharTypeDeclarationSQLSnippet($length, $fixed)
    {
        return $fixed ? $length ? 'CHAR(' . $length . ')' : 'CHAR(2000)' : ($length ? 'VARCHAR2(' . $length . ')' : 'VARCHAR2(4000)');
    }