method
change_column_default

change_column_default(table_name, column_name, default)
public
Hide source
# File activerecord/lib/active_record/connection_adapters/mysql_adapter.rb, line 443 def change_column_default(table_name, column_name, default) #:nodoc: current_type = select_one("SHOW COLUMNS FROM #{quote_table_name(table_name)} LIKE '#{column_name}'")["Type"] execute("ALTER TABLE #{quote_table_name(table_name)} CHANGE #{quote_column_name(column_name)} #{quote_column_name(column_name)} #{current_type} DEFAULT #{quote(default)}") end