private void DoReadWork(SqliteDatabaseContext context, int index)
{
var items = context.From<Warrior>()
.Map(w => w.ID)
.Map(w => w.Name)
.Join<Armour>((a, w) => a.WarriorID == w.ID)
.Join<ArmourPart>((ap, a) => ap.ID == a.ArmourPartID)
.Join<Weapon, Warrior>((w, wa) => w.ID == wa.WeaponID)
.For<WarriorWithArmour>()
.Map<Weapon>(w => w.Name, wa => wa.WeaponName)
.Map<Armour>(a => a.Name, wa => wa.ArmourName)
.Select();
WriteLog(index, items.Count());
}