创建表 查询不起作用


CREATE TABLE Query not working

$con->query("CREATE TABLE jobs
(
ID INT AUTO_INCREMENT,
Title VARCHAR(32),
Company VARCHAR(32),
Country VARCHAR(32),
City VARCHAR(32),
Email VARCHAR(32),
Website VARCHAR(32),
Description VARCHAR(1000)
);");

有谁知道为什么它不起作用?

提前致谢

如果列是PRIMARY KEY,则只能将其定义为AUTO_INCREMENT

因此,只需向AUTO INCREMENT列添加一个PRIMARY KEY,如下所示:

CREATE TABLE jobs
(
ID INT AUTO_INCREMENT,
Title VARCHAR(32),
Company VARCHAR(32),
Country VARCHAR(32),
City VARCHAR(32),
Email VARCHAR(32),
Website VARCHAR(32),
Description VARCHAR(1000),
PRIMARY KEY (ID)
);
Incorrect table definition; 
there can be only one auto column and it must be defined as a key

将专有键添加到 ID

ID INT AUTO_INCREMENT PRIMARY KEY,
Because there was no primary key defined,try this
CREATE TABLE jobs
(
    ID INT AUTO_INCREMENT PRIMARY KEY,
    Title VARCHAR(32),
    Company VARCHAR(32),
    Country VARCHAR(32),
    City VARCHAR(32),
    Email VARCHAR(32),
    Website VARCHAR(32),
    Description VARCHAR(1000)
);

是的,我也没有收到任何错误

虽然你应该

mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);

在你的代码中有这一行,你会立即知道问题,并在不浪费社区力量的情况下解决它。