sql,SHOW STATUS LIKE 'Threads_connected';,
``,,这条命令将显示当前连接到数据库的线程数。sql,SHOW STATUS LIKE 'Threads_connected';,
``,,这条命令将显示当前连接到数据库的线程数。CREATE TABLE
语句。创建一个名为orders
的时序表,包含订单ID、客户ID、订单日期和订单金额等字段:,,``sql,CREATE TABLE orders (, order_id INT AUTO_INCREMENT PRIMARY KEY,, customer_id INT NOT NULL,, order_date DATETIME NOT NULL,, order_amount DECIMAL(10, 2) NOT NULL,);,
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