Fix duplicate recording of coffees

[coffee/coffee-flask.git] / coffee_db.sql

diff --git a/coffee_db.sql b/coffee_db.sql
index d9f7d8ea1dafff09de4a0376d3329842a87a64c1..380e229bba02e5afc94909e47e03f6c788c93c78 100644 (file)
--- a/coffee_db.sql
+++ b/coffee_db.sql
@@ -20,7 +20,8 @@ create table if not exists coffees (
     num integer primary key,
     id varchar(24) references users(id), -- id may be unknown
     flavor varchar(255) not null references flavors(name),
-    time datetime default current_timestamp
+    time datetime default current_timestamp,
+    UNIQUE (id, flavor, datetime)
 );