SET @entityid = '100000001';

SELECT ea.attribute_code, eav.value AS 'value', 'varchar' AS 'type'
FROM sales_order e
JOIN sales_order_varchar eav
  ON e.entity_id = eav.entity_id
JOIN eav_attribute ea
  ON eav.attribute_id = ea.attribute_id
WHERE e.increment_id = @entityid
UNION
SELECT ea.attribute_code, eav.value AS 'value', 'int' AS 'type'
FROM sales_order e
JOIN sales_order_int eav
  ON e.entity_id = eav.entity_id
JOIN eav_attribute ea
  ON eav.attribute_id = ea.attribute_id
WHERE e.increment_id = @entityid
UNION
SELECT ea.attribute_code, eav.value AS 'value', 'decimal' AS 'type'
FROM sales_order e
JOIN sales_order_decimal eav
  ON e.entity_id = eav.entity_id
JOIN eav_attribute ea
  ON eav.attribute_id = ea.attribute_id
WHERE e.increment_id = @entityid
UNION
SELECT ea.attribute_code, eav.value AS 'value', 'datetime' AS 'type'
FROM sales_order e
JOIN sales_order_datetime eav
  ON e.entity_id = eav.entity_id
JOIN eav_attribute ea
  ON eav.attribute_id = ea.attribute_id
WHERE e.increment_id = @entityid
UNION
SELECT ea.attribute_code, eav.value AS 'value', 'text' AS 'type'
FROM sales_order e
JOIN sales_order_text eav
  ON e.entity_id = eav.entity_id
JOIN eav_attribute ea
  ON eav.attribute_id = ea.attribute_id
WHERE e.increment_id = @entityid