diff --git a/db_schema b/db_schema
index 3134bcf..912f9e1 100644
--- a/db_schema
+++ b/db_schema
@@ -88,35 +88,46 @@ Table operations {
   description text
 }
 
-Enum event_type {
+Enum event_kind {
   OPERATION
+  NOTE
+}
+
+Enum note_type {
   INFO
   ERROR
 }
 
-Table event_info {
+Table event_operations {
+  id int [pk]
+  event_id int [ref: - events.id, not null, unique]
+  operation_id int [ref: > operations.id, not null]
+}
+
+Table event_notes {
+  id int [pk]
+  event_id int [ref: - events.id, not null, unique]
+  type note_type [not null]
+  note text [not null]
+}
+
+Table event_photos {
   id int [pk]
   event_id int [ref: > events.id, not null]
-  comment text [default: null]
-  photo_url varchar [default: null]
-
+  photo_url varchar [not null]
+  description text
 }
+
 Table events {
   id int [pk]
   part_id int [ref: > parts.id, not null]
-  operation_id int [ref: > operations.id]
   ordinal int [not null, note: "liczba porzadkowa, wielokrotnosc 32, zeby mozna bylo dodac pomiedzy"]
-  type event_type [not null, default: "OPERATION"]
+  kind event_kind [not null, default: "OPERATION"]
   date date [not null, note: "data jest ustawiana po wykonaniu operacji, niekonicznie w ten sam dzien. mozna edytowac"]
 
   indexes {
     (part_id, ordinal) [unique]
   }
-
-  checks {
-    `type != 'OPERATION' OR operation_id IS NOT NULL` [name: 'chk_event_operation_required']
-    `type = 'OPERATION' OR operation_id IS NULL` [name: 'chk_event_operation_forbidden']
-  }
 }
 
 Table production_lists {
@@ -133,4 +144,4 @@ Table production_list_products {
   indexes {
     (product_id, prod_list_id) [unique]
   }
-}
\ No newline at end of file
+}