这个sql语句什么意思？

Question

CREATE TABLE [dbo].users NOT NULL,
[hashed_password] varchar NOT NULL,
[salt] varchar NOT NULL,
[lv] [smallint] NOT NULL,
[created_on] [datetime] NOT NULL DEFAULT(GETDATE()),
[created_platform] [smallint] NOT NULL,
[created_ip] varchar NOT NULL,
[last_login_on] [datetime] NULL,
[last_login_platform] [smallint] NULL,
[last_login_ip] varchar NULL,
[login_on] [datetime] NULL,
[login_platform] [smallint] NULL,
[login_ip] varchar NULL,
[status] [tinyint] NOT NULL,
CONSTRAINT [PK_users] PRIMARY KEY CLUSTERED
(
[id] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
GO

CONSTRAINT [PK_users] PRIMARY KEY CLUSTERED
(
[id] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
GO
这些不是很明白啊

Answer 1

CREATE TABLE 创建了一个表，PK_users这里定义了一个主键，并且设置了排序规则和建立了索引。