_fieldData example

        return in_array($fieldName, $this->getFieldNames($tableName), true);
    }

    /** * Returns an object with field data * * @return stdClass[] */
    public function getFieldData(string $table)
    {
        return $this->_fieldData($this->protectIdentifiers($table, true, false, false));
    }

    /** * Returns an object with key data * * @return array */
    public function getIndexData(string $table)
    {
        return $this->_indexData($this->protectIdentifiers($table, true, false, false));
    }