Added DDL Script

README.MD

@@ -2,9 +2,10 @@
 This repostiory contains examples which might be used to show/explain why and when deadlocks happen in MSSQL.
 
 # How to
-1. Open two different SQL sessions.
-2. In each session open one file.
-3. Run SQL commands according to comments.
+1. Create example tables using ddl-script.sql
+2. Open two different SQL sessions.
+3. In each session open one file.
+4. Run SQL commands according to comments.
 
 For example - running Read Commited should look like:
 

ddl-script.sql

@@ -0,0 +1,24 @@
+CREATE TABLE Wycieczki
+(
+    kraj VARCHAR(10),
+    cena MONEY
+);
+
+INSERT INTO 
+    Wycieczki 
+VALUES
+    ('Ateny', 1000),
+    ('Bangkok', 3000);
+
+CREATE TABLE Bilety
+(
+    idBiletu int,
+    kraj VARCHAR(10),
+    l_osób int,
+    cena MONEY
+);
+
+INSERT INTO 
+    Bilety 
+VALUES
+    (1, 'Ateny', 1, 1000);