This step requires a minimum of 3 tables to be joined (where the 3 tables can include self-joins).

这个步骤至少需要3个连接表(3个连接表中包含自连接)。

youdao

Although grouping and aggregation can be expressed in XQuery using self-joins, it is quite awkward.

尽管可利用自连接在XQuery中表示分组和聚集，但那非常糟糕。

youdao

Jupiter joins Uranus and this most fortunate combination brings out your higher self in its most divine expression.

木星结合天王星，这个最幸运的组合把你的高我带出最神圣的表现。

youdao

The self-interest paradigm does not go into quarantine when one joins or leads a non-profit.

FORBES: Like Humans Need Oxygen, Bureaucrats Always Need More Money

Willis does his cutesy, self-adoring thing, and most of the cast joins in, including Andie MacDowell as his love interest and Danny Aiello as his sidekick.

NEWYORKER: Hudson Hawk