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Class: ActiveRecord::ConnectionAdapters::PostgreSQL::TableDefinition

Overview

Active Record PostgreSQL Adapter Table Definition

Class Method Summary

::ActiveRecord::ConnectionAdapters::TableDefinition - Inherited

.new

Instance Attribute Summary

::ActiveRecord::ConnectionAdapters::TableDefinition - Inherited

#as, #check_constraints, #comment, #foreign_keys, #if_not_exists, #indexes, #name, #options, #temporary

Instance Method Summary

ColumnMethods - Included

#bigserial, #bit, #bit_varying, #box, #cidr, #circle, #citext, #daterange, #enum, #hstore, #inet, #int4range, #int8range, #interval, #jsonb, #line, #lseg, #ltree, #macaddr, #money, #numrange, #oid, #path, #point, #polygon,
#primary_key

Defines the primary key field.
#serial, #timestamptz, #tsrange, #tstzrange, #tsvector, #uuid, #xml

::ActiveRecord::ConnectionAdapters::TableDefinition - Inherited

#[]

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

Alias for TableDefinition#references.
#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

.new ⇒ TableDefinition

[ GitHub ] 

  


# File 'activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb', line 244



def initialize(*, **)
  super
  @exclusion_constraints = []
  @unique_constraints = []
  @unlogged = ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.create_unlogged_tables
end


  







Instance Attribute Details



  

    #exclusion_constraints   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb', line 242



attr_reader :exclusion_constraints, :unique_constraints, :unlogged


  








  

    #unique_constraints   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb', line 242



attr_reader :exclusion_constraints, :unique_constraints, :unlogged


  








  

    #unlogged   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb', line 242



attr_reader :exclusion_constraints, :unique_constraints, :unlogged


  







Instance Method Details



  

    #exclusion_constraint(expression, **options)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb', line 251



def exclusion_constraint(expression, **options)
  exclusion_constraints << new_exclusion_constraint_definition(expression, options)
end


  








  

    #unique_constraint(column_name, **options)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb', line 255



def unique_constraint(column_name, **options)
  unique_constraints << new_unique_constraint_definition(column_name, options)
end