When you select an option to create an outer join, the diamond graphic in the join line changes to indicate that the join is a left outer, right outer, or full outer join.
当选择创建外部联接的选项时，联接线中的菱形图会改变，以指示联接是左外部联接、右外部联接还是完全外部联接。
The shape of the icon in the middle of the join line indicates how the tables or table-structured objects are joined.
联结线中间的图示形状即表示资料表或表格化物件的联结方式。
The shape of the icon in the middle of the join line indicates how the tables or table-structured objects are joined.
联结线中间的图示形状即表示资料表或表格化物件的联结方式。
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