method
change_column
v4.2.1 -
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Class: ActiveRecord::ConnectionAdapters::SQLite3Adapter
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change_column(table_name, column_name, type, options = {})
public
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# File activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb, line 482 def change_column(table_name, column_name, type, options = {}) #:nodoc: alter_table(table_name) do |definition| include_default = options_include_default?(options) definition[column_name].instance_eval do self.type = type self.limit = options[:limit] if options.include?(:limit) self.default = options[:default] if include_default self.null = options[:null] if options.include?(:null) self.precision = options[:precision] if options.include?(:precision) self.scale = options[:scale] if options.include?(:scale) end end end