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Class: ActiveRecord::ConnectionAdapters::SQLite3::TableDefinition

Overview

Active Record SQLite3 Adapter Table Definition

Class Method Summary

Instance Attribute Summary

Instance Method Summary

::ActiveRecord::ConnectionAdapters::TableDefinition - Inherited

#[]

Returns a ::ActiveRecord::ConnectionAdapters::ColumnDefinition for the column with name name.

#belongs_to
#blob, #check_constraint,
#column

Instantiates a new column for the table.

#columns

Returns an array of ::ActiveRecord::ConnectionAdapters::ColumnDefinition objects for the columns of the table.

#foreign_key,
#index

Adds index options to the indexes hash, keyed by column name This is primarily used to track indexes that need to be created after the table.

#numeric,
#references

Adds a reference.

#remove_column

remove the column name from the table.

#set_primary_key,
#timestamps

Appends :datetime columns :created_at and :updated_at to the table.

::ActiveRecord::ConnectionAdapters::ColumnMethods - Included

#column

Appends a column or columns of a specified type.

#primary_key

Appends a primary key definition to the table definition.

Constructor Details

This class inherits a constructor from ActiveRecord::ConnectionAdapters::TableDefinition

Instance Method Details

#belongs_to(*args, **options)

Alias for #references.

[ GitHub ]

  
# File 'activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb', line 17

alias :belongs_to :references

#change_column(column_name, type, **options)

[ GitHub ]

  
# File 'activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb', line 8

def change_column(column_name, type, **options)
  name = column_name.to_s
  @columns_hash[name] = nil
  column(name, type, **options)
end

#references(*args, **options) Also known as: #belongs_to

[ GitHub ]

  
# File 'activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb', line 14

def references(*args, **options)
  super(*args, type: :integer, **options)
end