-create table options(profile varchar not null, name varchar not null, value varchar);
-create unique index un_options on options(profile,name);
-create table account_values(profile varchar not null, account varchar not null, currency varchar not null default '', value decimal not null, generation integer default 0 );
-create unique index un_account_values on account_values(profile,account,currency);
+create table options(profile varchar not null, name varchar not null, value varchar, primary key(profile, name));
+
+create table account_values(
+ profile varchar not null,
+ account varchar not null,
+ currency varchar not null default '',
+ value real not null,
+ generation integer not null default 0,
+ primary key(profile, account, currency));
+