public Reach fromClause(Db db)
{
Reach ret = "";
foreach (string t in From.Keys)
{
ret += db.dbTable(From[t]) + " " + t.Replace(".", "") + ", ";
}
if (ret.EndsWith(" \r\n FROM "))
{
ret = ret.before(-9);
}
else
{
ret = ret.before(-2);
}
return(ret);
}