SQL基本语法

CREATE TABLE 表名称
(
列名称1 数据类型,
列名称2 数据类型,
列名称3 数据类型,
....
)

SELECT 列名称 FROM 表名称

SELECT * FROM 表名称

INSERT INTO 表名称 VALUES (值1, 值2,....)

INSERT INTO table_name (列1, 列2,...) VALUES (值1, 值2,....)

UPDATE 表名称 SET 列名称 = 新值 WHERE 列名称 = 某值

DELETE FROM 表名称 WHERE 列名称 = 值

SELECT column1, column2, columnN 
FROM table_name
WHERE [condition]

SELECT column-list 
FROM table_name 
[WHERE condition] 
[ORDER BY column1, column2, .. columnN] [ASC | DESC];

SELECT column-list
FROM table_name
WHERE [ conditions ]
GROUP BY column1, column2....columnN
ORDER BY column1, column2....columnN

SELECT
FROM
WHERE
GROUP BY
HAVING
ORDER BY

SELECT function(列) FROM 表