SQL - 创建一个学生表，要求有主键约束和非空约束

CREATE TABLE [dbo].[Student]
(
	[ID] [int] NOT NULL,
	[Name] [nchar](10) NOT NULL,
	[Age] [int] NOT NULL,
	CONSTRAINT [PK_Student] PRIMARY KEY CLUSTERED
	(
		[ID] ASC
	)
);