You can execute the statement to create this view in a DB2 command line or other query tool.
您可以使用DB 2命令行或其他查询工具执行这些语句来创建视图。
But in software, it is common to execute a line of code that causes an instability that doesn't manifest for hundreds or thousands of seemingly unrelated lines of code away.
但是在软件中,执行一行可能导致不稳定的代码,通常会使数百行甚至几千行似乎不相关的代码出现问题。
On the first line, we simply enclosed the command we wanted to execute in back quotes.
在第一行,简单地将要执行的命令以反引号括起。
But literally all I can do at this stage is write what we would call a straight-line program, that is, a program in which we execute in which we execute the sequence of instructions one by one.
但是字面上来说,我们现在学到的,都是所谓的直线程序,也就是,一个接一个的执行,一系列的,指令的程序。
As an aside, if you ever just have one line of code that you want to execute, one puzzle piece in Scratch terminology, ; you actually don't need the curly braces; you only need the curly braces if you have two or more lines of code that you want to execute if that condition is true.
此外,如果你只有一行代码,需要执行,在Scratch,术语中叫做,一句代码,你就不需要使用花括号了;,如果那个条件成立,你有两行或更多行的代码时需要执行时,你就需要花括号。
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