record oriented data loop 记录的数据循环
The second loop iterates through all relationships in the Active Record model and renders the appropriate partial for each relationship.
第二个循环在活动目录模型中的所有关系上迭代,并呈现每个关系的适当部分。
As the loop progresses, each record is wrapped in its own directory entry tags; after the loop is complete, the setup for the buttons begins.
循环进行时,每条记录都被封装到记录自己的目录条目标记中;循环完成后,按钮的设置就开始了。
Because of how nested loop joins work, the second leg (there are four nodes) is executed per outer table record.
因为嵌套循环联接的工作方式,所以每隔一个外部表记录执行第二步(共4个节点)。
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