normalized schema

create-schema.sql

@@ -1,17 +1,33 @@
-CREATE TABLE users (
+CREATE TABLE users_t (
     id INTEGER AUTO_INCREMENT,
     username VARCHAR(25) NOT NULL,
     pw VARCHAR(512) NOT NULL,
     super INT(1) NOT NULL DEFAULT 0,
     PRIMARY KEY (id)
 );
-CREATE UNIQUE INDEX users_username ON users (username);
+CREATE UNIQUE INDEX users_username ON users_t (username);
 
-CREATE TABLE acls (
+CREATE OR REPLACE VIEW users AS
+  SELECT username, pw, super
+    FROM users_t;
+
+CREATE TABLE acls_t (
     id INTEGER AUTO_INCREMENT,
-    username VARCHAR(25) NOT NULL,
+    user INTEGER NOT NULL,
     topic VARCHAR(256) NOT NULL,
     rw INTEGER(1) NOT NULL DEFAULT 1,	-- 1 is read, 2 is write, 3 is readwrite, 4 is subscribe
-    PRIMARY KEY (id)
+    PRIMARY KEY (id),
+    CONSTRAINT `fk_book_author`
+      FOREIGN KEY (user) REFERENCES users_t (id)
+      ON DELETE CASCADE
+      ON UPDATE CASCADE
     );
-CREATE UNIQUE INDEX acls_user_topic ON acls (username, topic(228));
+CREATE UNIQUE INDEX acls_user_topic ON acls_t (user, topic);
+
+CREATE OR REPLACE VIEW acls AS
+  SELECT a.topic, a.rw,
+         u.username
+    FROM users_t u, acls_t a
+    WHERE a.user = u.id;
+
+