Kasse/queries/view_invoice_header.sql

CREATE VIEW `view_invoice_header` AS 

select 
	`a`.`invoice_number` AS `invoice_number`,
	`a`.`project_id` AS `project_id`,
	`a`.`pos_id` AS `pos_id`,
	`a`.`invoice_date` AS `invoice_date`,
	`a`.`cashier` AS `cashier`,
	`a`.`paid` AS `paid`,
	`a`.`printed` AS `printed`,
	`b`.`line_count` AS `line_count`,
	`b`.`total` AS `total`,
	`a`.`mdate` AS `mdate`,
	`a`.`cdate` AS `cdate` 
from (
	`invoice_header` `a` 
	left join `view_totals` as `b` on (`a`.`invoice_number` = `b`.`invoice_number`)
);