diff --git a/Sources/db_script/sql/create.sql b/Sources/db_script/sql/create.sql
index 691e35f..f0f10d5 100644
--- a/Sources/db_script/sql/create.sql
+++ b/Sources/db_script/sql/create.sql
@@ -33,4 +33,24 @@ CREATE TABLE LikeDafl(
     idUserWhoGetLike INT REFERENCES UserDafl(idDafl),
     dateLike date NOT NULL,
     PRIMARY KEY(idUserWhoLike,idUserWhoGetLike)
+);
+
+CREATE TABLE MessageDafl(
+    senderID INT NOT NULL REFERENCES UserDafl(idDafl) ,
+    idMessage INT PRIMARY KEY,
+    content varchar(500),
+    dateMess date NOT NULL
+);
+
+CREATE TABLE ConversationDafl(
+    idUserA INT NOT NULL REFERENCES UserDafl(idDafl),
+    idUserB INT NOT NULL REFERENCES UserDafl(idDafl),
+    idConversation INT PRIMARY KEY,
+    waiting BOOLEAN NOT NULL CHECK (waiting=1 OR waiting=0)
+);
+
+CREATE TABLE MessToConv(
+    idConv INT REFERENCES Conversation(idConversation),
+    idMsg INT REFERENCES Message(idMessage),
+    PRIMARY KEY (idConv,idMsg)
 );
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