Class: ActiveRecord::Relation::ExplainProxy
- Defined in:
- activerecord/lib/active_record/relation.rb
Overview
:nodoc:
Instance Method Summary collapse
- #average(column_name) ⇒ Object
- #count(column_name = nil) ⇒ Object
- #first(limit = nil) ⇒ Object
- 
  
    
      #initialize(relation, options)  ⇒ ExplainProxy 
    
    
  
  
  
    constructor
  
  
  
  
  
  
  
    A new instance of ExplainProxy. 
- #inspect ⇒ Object
- #last(limit = nil) ⇒ Object
- #maximum(column_name) ⇒ Object
- #minimum(column_name) ⇒ Object
- #pluck(*column_names) ⇒ Object
- #sum(identity_or_column = nil) ⇒ Object
Constructor Details
#initialize(relation, options) ⇒ ExplainProxy
Returns a new instance of ExplainProxy.
| 7 8 9 10 | # File 'activerecord/lib/active_record/relation.rb', line 7 def initialize(relation, ) @relation = relation = end | 
Instance Method Details
#average(column_name) ⇒ Object
| 16 17 18 | # File 'activerecord/lib/active_record/relation.rb', line 16 def average(column_name) exec_explain { @relation.average(column_name) } end | 
#count(column_name = nil) ⇒ Object
| 20 21 22 | # File 'activerecord/lib/active_record/relation.rb', line 20 def count(column_name = nil) exec_explain { @relation.count(column_name) } end | 
#first(limit = nil) ⇒ Object
| 24 25 26 | # File 'activerecord/lib/active_record/relation.rb', line 24 def first(limit = nil) exec_explain { @relation.first(limit) } end | 
#inspect ⇒ Object
| 12 13 14 | # File 'activerecord/lib/active_record/relation.rb', line 12 def inspect exec_explain { @relation.send(:exec_queries) } end | 
#last(limit = nil) ⇒ Object
| 28 29 30 | # File 'activerecord/lib/active_record/relation.rb', line 28 def last(limit = nil) exec_explain { @relation.last(limit) } end | 
#maximum(column_name) ⇒ Object
| 32 33 34 | # File 'activerecord/lib/active_record/relation.rb', line 32 def maximum(column_name) exec_explain { @relation.maximum(column_name) } end | 
#minimum(column_name) ⇒ Object
| 36 37 38 | # File 'activerecord/lib/active_record/relation.rb', line 36 def minimum(column_name) exec_explain { @relation.minimum(column_name) } end | 
#pluck(*column_names) ⇒ Object
| 40 41 42 | # File 'activerecord/lib/active_record/relation.rb', line 40 def pluck(*column_names) exec_explain { @relation.pluck(*column_names) } end | 
#sum(identity_or_column = nil) ⇒ Object
| 44 45 46 | # File 'activerecord/lib/active_record/relation.rb', line 44 def sum(identity_or_column = nil) exec_explain { @relation.sum(identity_or_column) } end |