script création des tables

createTables.sql

+DROP TABLE IF EXISTS userAccount, msg, thread, reactions, follow CASCADE;
+
+CREATE TABLE userAccount (
+    userID SERIAL,
+    username VARCHAR(50),
+    password VARCHAR(20),
+    CONSTRAINT pk_user PRIMARY KEY (userID)
+);
+
+CREATE TABLE msg (
+    msgID SERIAL,
+    userID_msg int,
+    threadID int,
+    msg text,
+    CONSTRAINT fk_message FOREIGN KEY (userID_msg) REFERENCES userAccount(userID),
+    CONSTRAINT pk_message PRIMARY KEY (msgID)
+);
+
+CREATE TABLE thread (
+    userID_thread int, 
+    threadID SERIAL,
+    threadName VARCHAR(50),
+    CONSTRAINT fk_thread FOREIGN KEY (userID_thread) REFERENCES userAccount(userID),
+    CONSTRAINT pk_thread PRIMARY KEY (threadID) 
+);
+
+CREATE TABLE reactions (
+    userID_reactions int,
+    msgID_reactions int,
+    reaction boolean,
+    CONSTRAINT fk_reactions_user FOREIGN KEY (userID_reactions) REFERENCES userAccount(userID),
+    CONSTRAINT fk_reactions_message FOREIGN KEY (msgID_reactions) REFERENCES msg(msgID),
+    CONSTRAINT pk_reactions PRIMARY KEY (userID_reactions, msgID_reactions)
+);
+
+CREATE TABLE follow (
+    userID_follow int,
+    threadID_follow int,
+    followDate date,
+    CONSTRAINT fk_follow_user FOREIGN KEY (userID_follow) REFERENCES userAccount(userID),
+    CONSTRAINT fk_follow_thread FOREIGN KEY (threadID_follow) REFERENCES thread(threadID),
+    CONSTRAINT pk_follow PRIMARY KEY (userID_follow, threadID_follow)
+);
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