如果我们有一个巨大的人类基因组数据库,那么你可以了解遗传间的相互作用。
If we could have a big enough database of human genomes then you can see the interplay of genetics.
而如果我使用SQL,那么你就可能直接告诉我某处数据库查询表述是否错了。
But, you can certainly tell me if I described a database query wrong if I was using SQL.
如果在数据库中有多个schema,那么你就要在数据定义视图中选择合适的schema,然后在图上点击。
If there are multiple schemas in the database, then select the appropriate schema in the data definition view, and then click on the diagram.
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