Class: ActiveRecord::Tasks::MySQLDatabaseTasks

Inherits:
AbstractTasks show all
Defined in:
activerecord/lib/active_record/tasks/mysql_database_tasks.rb

Overview

:nodoc:

Instance Method Summary collapse

Methods inherited from AbstractTasks

#check_current_protected_environment!, #collation, #initialize, using_database_configurations?

Constructor Details

This class inherits a constructor from ActiveRecord::Tasks::AbstractTasks

Instance Method Details

#charset ⇒ Object 



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# File 'activerecord/lib/active_record/tasks/mysql_database_tasks.rb', line 23

def charset
  connection.charset
end

#create ⇒ Object 



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# File 'activerecord/lib/active_record/tasks/mysql_database_tasks.rb', line 6

def create
  establish_connection(configuration_hash_without_database)
  connection.create_database(db_config.database, creation_options)
  establish_connection
end

#drop ⇒ Object 



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# File 'activerecord/lib/active_record/tasks/mysql_database_tasks.rb', line 12

def drop
  establish_connection
  connection.drop_database(db_config.database)
end

#purge ⇒ Object 



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# File 'activerecord/lib/active_record/tasks/mysql_database_tasks.rb', line 17

def purge
  establish_connection(configuration_hash_without_database)
  connection.recreate_database(db_config.database, creation_options)
  establish_connection
end

#structure_dump(filename, extra_flags) ⇒ Object 



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# File 'activerecord/lib/active_record/tasks/mysql_database_tasks.rb', line 27

def structure_dump(filename, extra_flags)
  args = prepare_command_options
  args.concat(["--result-file", "#{filename}"])
  args.concat(["--no-data"])
  args.concat(["--routines"])
  args.concat(["--skip-comments"])

  ignore_tables = ActiveRecord::SchemaDumper.ignore_tables
  if ignore_tables.any?
    ignore_tables = connection.data_sources.select { |table| ignore_tables.any? { |pattern| pattern === table } }
    args += ignore_tables.map { |table| "--ignore-table=#{db_config.database}.#{table}" }
  end

  args.concat([db_config.database.to_s])
  args.unshift(*extra_flags) if extra_flags

  run_cmd("mysqldump", *args)
end

#structure_load(filename, extra_flags) ⇒ Object 



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# File 'activerecord/lib/active_record/tasks/mysql_database_tasks.rb', line 46

def structure_load(filename, extra_flags)
  args = prepare_command_options
  args.concat(["--execute", %{SET FOREIGN_KEY_CHECKS = 0; SOURCE #{filename}; SET FOREIGN_KEY_CHECKS = 1}])
  args.concat(["--database", db_config.database.to_s])
  args.unshift(*extra_flags) if extra_flags

  run_cmd("mysql", *args)
end