Initial checkin of stuff that exists so far.

examples/minitwit/schema.sql

@@ -0,0 +1,21 @@
+drop table if exists user;
+create table user (
+  user_id integer primary key autoincrement,
+  username string not null,
+  email string not null,
+  pw_hash string not null
+);
+
+drop table if exists follower;
+create table follower (
+  who_id integer,
+  whom_id integer
+);
+
+drop table if exists message;
+create table message (
+  message_id integer primary key autoincrement,
+  author_id integer not null,
+  text string not null,
+  pub_date integer
+);