Created
June 1, 2015 16:37
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2.1.5 :001 > require './app' | |
=> true | |
2.1.5 :002 > @cal = DreamColorMonitor.select('dream_color_monitors.id, calibrations.dream_color_monitor_id, tag, min(date)').joins('JOIN calibrations c ON dream_color_monitors.id = c.dream_color_monitor_id').where("date > date('now') - 90").group('tag') | |
ActiveRecord::StatementInvalid: PG::UndefinedTable: ERROR: invalid reference to FROM-clause entry for table "calibrations" | |
LINE 1: SELECT dream_color_monitors.id, calibrations.dream_color_mon... | |
^ | |
HINT: Perhaps you meant to reference the table alias "c". | |
: SELECT dream_color_monitors.id, calibrations.dream_color_monitor_id, tag, min(date) FROM "dream_color_monitors" JOIN calibrations c ON dream_color_monitors.id = c.dream_color_monitor_id WHERE (date > date('now') - 90) GROUP BY "dream_color_monitors"."tag" | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/connection_adapters/postgresql_adapter.rb:592:in `async_exec' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/connection_adapters/postgresql_adapter.rb:592:in `block in exec_no_cache' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/connection_adapters/abstract_adapter.rb:473:in `block in log' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activesupport-4.2.1/lib/active_support/notifications/instrumenter.rb:20:in `instrument' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/connection_adapters/abstract_adapter.rb:467:in `log' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/connection_adapters/postgresql_adapter.rb:592:in `exec_no_cache' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/connection_adapters/postgresql_adapter.rb:584:in `execute_and_clear' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/connection_adapters/postgresql/database_statements.rb:160:in `exec_query' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/connection_adapters/abstract/database_statements.rb:347:in `select' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/connection_adapters/abstract/database_statements.rb:32:in `select_all' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/connection_adapters/abstract/query_cache.rb:70:in `select_all' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/querying.rb:39:in `find_by_sql' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/relation.rb:638:in `exec_queries' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/relation.rb:514:in `load' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/relation.rb:243:in `to_a' | |
from /usr/local/rvm/gems/ruby-2.1.5/gems/activerecord-4.2.1/lib/active_record/relation.rb:629:in `inspect' | |
from /usr/local/rvm/rubies/ruby-2.1.5/bin/irb:11:in `<main>'2.1.5 :003 > |
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