[FIX] stock,sale_stock: Speed up sale_order confirmation

In case there is a lot of stock_moves and/or lot of
stock_quants, the function _get_qty_procurement
takes a lot of time because there is no index defined
on most accessed fields.

I.E. OPW-2027183

closes odoo/odoo#36113

Signed-off-by: Richard Mathot (rim) <rim@openerp.com>

addons/sale_stock/models/stock.py

@@ -11,7 +11,7 @@ class StockLocationRoute(models.Model):
 
 class StockMove(models.Model):
     _inherit = "stock.move"
-    sale_line_id = fields.Many2one('sale.order.line', 'Sale Line')
+    sale_line_id = fields.Many2one('sale.order.line', 'Sale Line', index=True)
 
     @api.model
     def _prepare_merge_moves_distinct_fields(self):

addons/stock/models/stock_quant.py

@@ -20,7 +20,7 @@ class StockQuant(models.Model):
 
     product_id = fields.Many2one(
         'product.product', 'Product',
-        ondelete='restrict', readonly=True, required=True)
+        ondelete='restrict', readonly=True, required=True, index=True)
     # so user can filter on template in webclient
     product_tmpl_id = fields.Many2one(
         'product.template', string='Product Template',
@@ -32,7 +32,7 @@ class StockQuant(models.Model):
         string='Company', store=True, readonly=True)
     location_id = fields.Many2one(
         'stock.location', 'Location',
-        auto_join=True, ondelete='restrict', readonly=True, required=True)
+        auto_join=True, ondelete='restrict', readonly=True, required=True, index=True)
     lot_id = fields.Many2one(
         'stock.production.lot', 'Lot/Serial Number',
         ondelete='restrict', readonly=True)