Play computer move in webworker to not freeze interface

[vchess.git] / db / create.sql

diff --git a/db/create.sql b/db/create.sql
index aa2f3ae..033df4b 100644 (file)
--- a/db/create.sql
+++ b/db/create.sql
@@ -1,3 +1,5 @@
+-- database should be in this folder, and named 'vchess.sqlite'
+
 create table Variants (
        name varchar primary key,
        description text
@@ -19,6 +21,7 @@ insert into Variants values
        ('Ultima', 'Exotic captures');
 
 create table Problems (
+       num integer primary key,
        added datetime,
        variant varchar,
        fen varchar,