Class: ActiveRecord::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/active_record/connection_adapters/oracle_enhanced_adapter.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.ignore_table_columns(*args) ⇒ Object

Specify table columns which should be ignored by ActiveRecord, e.g.:

ignore_table_columns :attribute1, :attribute2



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# File 'lib/active_record/connection_adapters/oracle_enhanced_adapter.rb', line 51

def self.ignore_table_columns(*args)
  connection.ignore_table_columns(table_name,*args)
end

.lob_columns ⇒ Object 



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# File 'lib/active_record/connection_adapters/oracle_enhanced_adapter.rb', line 98

def self.lob_columns
  columns.select do |column|
    column.respond_to?(:lob?) && column.lob?
  end
end

.set_boolean_columns(*args) ⇒ Object

Specify which table columns should be typecasted to boolean values true or false, e.g.:

set_boolean_columns :is_valid, :is_completed



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# File 'lib/active_record/connection_adapters/oracle_enhanced_adapter.rb', line 72

def self.set_boolean_columns(*args)
  connection.set_type_for_columns(table_name,:boolean,*args)
end

.set_date_columns(*args) ⇒ Object

Specify which table columns should be typecasted to Date (without time), e.g.:

set_date_columns :created_on, :updated_on



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# File 'lib/active_record/connection_adapters/oracle_enhanced_adapter.rb', line 58

def self.set_date_columns(*args)
  connection.set_type_for_columns(table_name,:date,*args)
end

.set_datetime_columns(*args) ⇒ Object

Specify which table columns should be typecasted to Time (or DateTime), e.g.:

set_datetime_columns :created_date, :updated_date



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# File 'lib/active_record/connection_adapters/oracle_enhanced_adapter.rb', line 65

def self.set_datetime_columns(*args)
  connection.set_type_for_columns(table_name,:datetime,*args)
end

.set_integer_columns(*args) ⇒ Object

Specify which table columns should be typecasted to integer values. Might be useful to force NUMBER(1) column to be integer and not boolean, or force NUMBER column without scale to be retrieved as integer and not decimal. Example:

set_integer_columns :version_number, :object_identifier



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# File 'lib/active_record/connection_adapters/oracle_enhanced_adapter.rb', line 81

def self.set_integer_columns(*args)
  connection.set_type_for_columns(table_name,:integer,*args)
end

.set_string_columns(*args) ⇒ Object

Specify which table columns should be typecasted to string values. Might be useful to specify that columns should be string even if its name matches boolean column criteria.

set_string_columns :active_flag



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# File 'lib/active_record/connection_adapters/oracle_enhanced_adapter.rb', line 89

def self.set_string_columns(*args)
  connection.set_type_for_columns(table_name,:string,*args)
end

.table_comment ⇒ Object

Get table comment from schema definition.



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# File 'lib/active_record/connection_adapters/oracle_enhanced_adapter.rb', line 94

def self.table_comment
  connection.table_comment(self.table_name)
end

.virtual_columns ⇒ Object 



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# File 'lib/active_record/connection_adapters/oracle_enhanced_adapter.rb', line 104

def self.virtual_columns
  columns.select do |column|
    column.respond_to?(:virtual?) && column.virtual?
  end
end

Instance Method Details

#arel_attributes_with_values(attribute_names) ⇒ Object 



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# File 'lib/active_record/connection_adapters/oracle_enhanced_adapter.rb', line 110

def arel_attributes_with_values(attribute_names)
  virtual_column_names = self.class.virtual_columns.map(&:name)
  super(attribute_names - virtual_column_names)
end