However, an implicitly hidden column can always be referenced explicitly in SQL statements.
然而，在sql语句中，可以始终显式引用一个隐式隐藏的列。
Is a hidden column and must contain the event duration in order for the calendar view to display correctly.
是一个隐藏列，它必须包含事件持续时间，以使日程表视图能够正确显示事件。
However, the result of a SELECT that explicitly refers to the name of an implicitly hidden column will include that column in the result table.
然而，如果SELECT显式引用隐式隐藏列的名称，那么它将在结果表中包含该列。
However, the result of a SELECT that explicitly refers to the name of an implicitly hidden column will include that column in the result table.
然而，如果SELECT显式引用隐式隐藏列的名称，那么它将在结果表中包含该列。
应用推荐