连接计划指示，强制优化器使用指定的连接方法来连接查询中的表，要么是嵌套循环连接、分类合并连接，要么是动态哈希连接。

Join plan directives that force optimizer to use the designated join method to join tables in the query, either nested loop join, sort merge join, or dynamic hash join.

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访问计划指示，强制优化器使用指定的访问方法进行数据检索，要么是连续扫描，要么是索引扫描。

Access plan directives that force the optimizer to use the designated access method for data retrieval, either sequential scan or index scan.

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本研究确定了70个国家内三种不同的强制服务计划。

This study identified three different types of compulsory service programmes in 70 countries.

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Would such a plan of justice not be overly coercive ? in forcing people into predefined social roles?

这样的计划正义,难道不是过度强制性地,将人逼入事先设定好的社会角色吗？

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