...ack columns),将几列合并为一列(stack columns),将列的 数据放在一行上(transpose columns),排序(sort),删除行(delete rows)、删除列 (erasevarizbles) , 改变数据的类型 (change data type) 显示数据(display data) , 等。
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You also can update and delete rows using the Data API.
还可以使用Data API更新和删除行。
In general, however, you don't want to delete all rows from a table; instead, you'll selectively delete rows.
但是,一般地,您不希望删除表中的所有行;而是有选择地删除行。
Now that you know how to add and delete rows, let's try building a simple application that demonstrates this in practice.
现在您已经了解了如何添加和删除行,接下来让我们尝试构建一个简单的应用程序来进行实际演示。
应用推荐