assert shift0(0, Var(0)) == Var(1)
其中 Φ(x)是标准正态分布 CDF。
。业内人士推荐新收录的资料作为进阶阅读
然而，儘管評論者一致認為大約一半內容已落實，仍然有一半尚未實現，包括：
}A column declared as id INTEGER PRIMARY KEY, even though it is internally flagged as is_ipk: true, doesn’t get recognized. It is never consulted when choosing between a B-tree search and a full table scan.