at.clockwork.system.service.DataSourceService.existsTableInDatabase(connection, 'cw_time_time_model')  &&
			at.clockwork.system.service.DataSourceService.existsFieldInDatabaseTable(connection, 'cw_time_time_model', 'calculation_program')  &&
			at.clockwork.system.service.DataSourceService.existsFieldInDatabaseTable(connection, 'cw_time_time_model', 'calculation_program2')  &&
			at.clockwork.system.service.DataSourceService.existsFieldInDatabaseTable(connection, 'cw_time_time_model', 'calculation_program3')  &&
			at.clockwork.system.service.DataSourceService.existsFieldInDatabaseTable(connection, 'cw_time_time_model', 'calculation_program4')  &&
			at.clockwork.system.service.DataSourceService.existsFieldInDatabaseTable(connection, 'cw_time_time_model', 'calculation_program5')