USE master
GO
IF NOT EXISTS (
   SELECT name
   FROM sys.databases
   WHERE name = N'TutorialDB'
)
CREATE DATABASE [TutorialDB]
GO



USE [TutorialDB]
-- Create a new table called 'Customers' in schema 'dbo'
-- Drop the table if it already exists
IF OBJECT_ID('dbo.Customers', 'U') IS NOT NULL
DROP TABLE dbo.Customers
GO
-- Create the table in the specified schema
CREATE TABLE dbo.Customers
(
   CustomerId        INT    NOT NULL   PRIMARY KEY, -- primary key column
   Name      [NVARCHAR](50)  NOT NULL,
   Location  [NVARCHAR](50)  NOT NULL,
   Email     [NVARCHAR](50)  NOT NULL
);
GO

-- Insert rows into table 'Customers'
INSERT INTO dbo.Customers
   ([CustomerId],[Name],[Location],[Email])
VALUES
   ( 1, N'Orlando', N'Australia', N''),
   ( 2, N'Keith', N'India', N'keith0@adventure-works.com'),
   ( 3, N'Donna', N'Germany', N'donna0@adventure-works.com'),
   ( 4, N'Janet', N'United States', N'janet1@adventure-works.com')
GO

-- Select rows from table 'Customers'
SELECT * FROM dbo.Customers;
SELECT * FROM Customers;


-- GETDATE函数
select GETDATE();

links:

https://learn.microsoft.com/zh-cn/sql/ssms/quickstarts/ssms-connect-query-sql-server?view=sql-server-ver16