Class: Cranium::ImportStrategy::Delta

Inherits:
Base
  • Object
show all
Defined in:
lib/cranium/import_strategy/delta.rb

Instance Attribute Summary

Attributes inherited from Base

#import_definition

Instance Method Summary collapse

Methods inherited from Base

#import, #initialize

Constructor Details

This class inherits a constructor from Cranium::ImportStrategy::Base

Instance Method Details

#import_from(source_table) ⇒ Object 



3
4
5
6
 
# File 'lib/cranium/import_strategy/delta.rb', line 3

def import_from(source_table)
  database.run database[import_definition.into].insert_sql(target_fields, database[source_table].select(*source_fields))
  database[source_table].count
end