In my case, I used the file in listing 4 to seed the database before running my component tests and then used the same file to indicate which data to delete from the database upon test completion.

在本文的例子中，将在运行组件测试前使用清单4中的文件在数据库中播种，然后使用相同的文件指示测试完成时从数据库中删除哪些数据。

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This release also includes a new feature for adding seed data to a project database with a simple rake db: seed command.

这个版本也包括了一个新特性，能够通过一个简单的rake db： seed命令将seed数据添加到项目数据库。

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Prior to the seed file, no convention existed for initialization, and many developers put code in migrations, clouding the differentiation between creating the database and populating it.

在Seed文件之前，不存在初始化的惯例，许多开发人员把代码放入迁移中，这样容易混淆创建数据库和填充数据库之间的不同之处。

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So when I heard about a company that is using artificial intelligence, data scraping, and database calculations as a means to predict what seed varieties a farmer should plant to get the maximum yield from their exact plot of ground, my mind immediately started to ponder how this could be applied to marketers.

FORBES: Planting The Right Seed: What A Farmer Can Teach A Marketer