select p.project_id,
p.name as project_name
from logger_projects p,
logger_projections pn
where p.project_id = pn.project_id
and pn.projection_id = :projection_id
select lpe.name,
lpe.description,
lpe.project_id,
lpe.variable_id,
lpe.value,
to_char(lpe.start_time, 'YYYY MM DD') as start_day,
to_char(lpe.end_time, 'YYYY MM DD') as end_day,
lpo.name as project
from logger_projections lpe,
logger_projects lpo
where lpe.projection_id = :projection_id
and lpe.project_id = lpo.project_id