diff --git a/create_9.sql b/create_9.sql
index cb46789..dd3c5e2 100644
--- a/create_9.sql
+++ b/create_9.sql
@@ -5,30 +5,58 @@ CREATE TABLE players (
     contact_number CHAR(13)
 );
 
+CREATE SEQUENCE seq_players
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 9999
+NOCYCLE;
+
 CREATE TABLE teams (
     team_id NUMBER(4),
     team_name VARCHAR2(15),
-    date_established DATE
+    date_established DATE DEFAULT SYSDATE
 );
 
+CREATE SEQUENCE seq_teams
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 9999
+NOCYCLE;
+
 CREATE TABLE team_players (
     team_player_id NUMBER(8),
     player_id NUMBER(4),
     team_id NUMBER(4),
-    date_joined DATE
+    date_joined DATE DEFAULT SYSDATE
 );
 
+CREATE SEQUENCE seq_team_players
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 99999999
+NOCYCLE;
+
 CREATE TABLE categories (
     genre_id NUMBER(4),
-    genre_name VARCHAR2(15),
+    genre_name VARCHAR2(15) DEFAULT SYSDATE,
     genre_description VARCHAR2(200),
     genre_accronym CHAR(5)
 );
 
+CREATE SEQUENCE seq_categories
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 9999
+NOCYCLE;
+
 CREATE TABLE tournaments (
     tournament_id NUMBER(4),
     tournament_name VARCHAR2(15),
-    tournament_start_date DATE,
+    tournament_start_date DATE DEFAULT SYSDATE,
     tournament_end_date DATE,
     tournament_city VARCHAR2(15),
     tournament_country VARCHAR2(15),
@@ -36,6 +64,13 @@ CREATE TABLE tournaments (
     genre_id NUMBER(4)
 );
 
+CREATE SEQUENCE seq_tournaments
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 9999
+NOCYCLE;
+
 CREATE TABLE tournament_participants (
     tournament_participant_id NUMBER(8),
     tournament_id NUMBER(8),
@@ -43,34 +78,69 @@ CREATE TABLE tournament_participants (
     team_id NUMBER(4)
 );
 
+CREATE SEQUENCE seq_tournament_participants
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 99999999
+NOCYCLE;
+
 CREATE TABLE sponsors (
     sponsor_id NUMBER(4),
-    sponsor_name VARCHAR2(15),
+    sponsor_name VARCHAR2(15) DEFAULT "anonymous",
     sponsor_type VARCHAR2(15),
-    sponsor_start_date DATE,
+    sponsor_start_date DATE DEFAULT SYSDATE,
     sponsor_end_date DATE
 );
 
+CREATE SEQUENCE seq_sponsors
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 9999
+NOCYCLE;
+
 CREATE TABLE prizes (
     prize_id NUMBER(8),
     sponsor_id NUMBER(4),
     tournament_id NUMBER(4),
     prize_amount NUMBER(10),
-    achievement_name VARCHAR2(15)
+    achievement_name VARCHAR2(15) DEFAULT "winner"
 );
 
+CREATE SEQUENCE seq_prizes
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 99999999
+NOCYCLE;
+
 CREATE TABLE rounds (
     round_id NUMBER(8),
     round_name VARCHAR2(25),
     round_description VARCHAR2(200)
 );
 
+CREATE SEQUENCE seq_rounds
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 99999999
+NOCYCLE;
+
 CREATE TABLE games (
     game_id NUMBER(8),
     game_name VARCHAR2(15),
     round_id NUMBER(8)
 );
 
+CREATE SEQUENCE seq_games
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 9999999
+NOCYCLE;
+
 CREATE TABLE statistics (
     game_result_id NUMBER(8),
     game_id NUMBER(4),
@@ -81,8 +151,22 @@ CREATE TABLE statistics (
     game_assists NUMBER(5)
 );
 
+CREATE SEQUENCE seq_statistics
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 99999999
+NOCYCLE;
+
 CREATE TABLE game_participants (
     game_participant_id NUMBER(16),
     game_id NUMBER(8),
     tournament_participant_id NUMBER(8)
 );
+
+CREATE SEQUENCE seq_game_participants
+INCREMENT BY 1
+START WITH 1
+MINVALUE 1
+MAXVALUE 9999999999999999
+NOCYCLE;
\ No newline at end of file
diff --git a/table_specification_9.docx b/table_specification_9.docx
index 6469d59..3a9ceed 100644
Binary files a/table_specification_9.docx and b/table_specification_9.docx differ