Module: Torque::PostgreSQL::Adapter::SchemaCreation

Defined in:
lib/torque/postgresql/adapter/schema_creation.rb

Instance Method Summary collapse

Instance Method Details

#supports_foreign_keys_in_create? ⇒ Boolean

Keep rails 5.0 and 5.1 compatibility

Returns:

  • (Boolean) 


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# File 'lib/torque/postgresql/adapter/schema_creation.rb', line 42

def supports_foreign_keys_in_create?
  if defined?(super)
    super
  else
    supports_foreign_keys?
  end
end

#visit_TableDefinition(o) ⇒ Object

Redefine original table creation command to ensure PostgreSQL standard



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# File 'lib/torque/postgresql/adapter/schema_creation.rb', line 7

def visit_TableDefinition(o)
  create_sql = "CREATE#{' TEMPORARY' if o.temporary}"
  create_sql << " TABLE #{quote_table_name(o.name)}"

  statements = o.columns.map{ |c| accept c }
  statements << accept(o.primary_keys) if o.primary_keys

  if supports_indexes_in_create?
    statements.concat(o.indexes.map do |column_name, options|
      index_in_create(o.name, column_name, options)
    end)
  end

  if supports_foreign_keys_in_create?
    statements.concat(o.foreign_keys.map do |to_table, options|
      foreign_key_in_create(o.name, to_table, options)
    end)
  end

  if o.as
    create_sql << " AS #{@conn.to_sql(o.as)}"
  else
    create_sql << " (#{statements.join(', ')})"
    add_table_options!(create_sql, table_options(o))

    if o.inherits.present?
      tables = o.inherits.map(&method(:quote_table_name))
      create_sql << " INHERITS ( #{tables.join(' , ')} )"
    end
  end

  create_sql
end