Ver originalSelect * From tablaWhere fecha between '2009-05-01' and '2009-05-31'
Ver originalWHERE fecha BETWEEN '2009-05-01' AND '2009-05-15' AND fecha BETWEEN '2009-05-17' AND '2009-05-31'
Ver originalWHERE fecha BETWEEN '2009-05-01' AND '2009-05-15' AND '2009-05-17' AND '2009-05-31'