fix: single column indexes (#32425)

refactor: move single column indexes to doctypes

erpnext/accounts/doctype/pos_invoice/pos_invoice.json

@@ -343,7 +343,8 @@
    "no_copy": 1,
    "options": "POS Invoice",
    "print_hide": 1,
-   "read_only": 1
+   "read_only": 1,
+   "search_index": 1
   },
   {
    "default": "0",
@@ -1553,7 +1554,7 @@
  "icon": "fa fa-file-text",
  "is_submittable": 1,
  "links": [],
- "modified": "2022-09-27 13:00:24.166684",
+ "modified": "2022-09-30 03:49:50.455199",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "POS Invoice",

erpnext/accounts/doctype/pos_invoice/pos_invoice.py

@@ -743,7 +743,3 @@ def add_return_modes(doc, pos_profile):
 		]:
 			payment_mode = get_mode_of_payment_info(mode_of_payment, doc.company)
 			append_payment(payment_mode[0])
-
-
-def on_doctype_update():
-	frappe.db.add_index("POS Invoice", ["return_against"])

erpnext/e_commerce/doctype/website_item/website_item.json

@@ -188,7 +188,8 @@
    "in_list_view": 1,
    "label": "Item Group",
    "options": "Item Group",
-   "read_only": 1
+   "read_only": 1,
+   "search_index": 1
   },
   {
    "default": "1",
@@ -234,7 +235,8 @@
    "fieldname": "brand",
    "fieldtype": "Link",
    "label": "Brand",
-   "options": "Brand"
+   "options": "Brand",
+   "search_index": 1
   },
   {
    "collapsible": 1,
@@ -346,7 +348,7 @@
  "index_web_pages_for_search": 1,
  "links": [],
  "make_attachments_public": 1,
- "modified": "2022-09-13 04:05:11.614087",
+ "modified": "2022-09-30 04:01:52.090732",
  "modified_by": "Administrator",
  "module": "E-commerce",
  "name": "Website Item",

erpnext/e_commerce/doctype/website_item/website_item.py

@@ -403,9 +403,6 @@ def on_doctype_update():
 	# since route is a Text column, it needs a length for indexing
 	frappe.db.add_index("Website Item", ["route(500)"])
 
-	frappe.db.add_index("Website Item", ["item_group"])
-	frappe.db.add_index("Website Item", ["brand"])
-
 
 def check_if_user_is_customer(user=None):
 	from frappe.contacts.doctype.contact.contact import get_contact_name