CREATE TABLE processes (
id INTEGER PRIMARY KEY
);
+CREATE TABLE todo_children (
+ parent INTEGER NOT NULL,
+ child INTEGER NOT NULL,
+ PRIMARY KEY (parent, child),
+ FOREIGN KEY (parent) REFERENCES todos(id),
+ FOREIGN KEY (child) REFERENCES todos(id)
+);
+CREATE TABLE todos (
+ id INTEGER PRIMARY KEY,
+ process_id INTEGER NOT NULL,
+ is_done BOOLEAN NOT NULL,
+ day TEXT NOT NULL,
+ FOREIGN KEY (process_id) REFERENCES processes(id),
+ FOREIGN KEY (day) REFERENCES days(date)
+);