CREATE TABLE `employees_range_timestamp` (
  `emp_no` INT NOT NULL,
  `birth_date` DATE NOT NULL,
  `first_name` VARCHAR(14) NOT NULL,
  `last_name` VARCHAR(16) NOT NULL,
  `gender` ENUM('M','F') NOT NULL,
  `hire_date` TIMESTAMP NOT NULL
) 
PARTITION BY RANGE(UNIX_TIMESTAMP(hire_date))(    
    PARTITION p0 VALUES LESS THAN ( UNIX_TIMESTAMP('1960-12-31 00:00:00') ),
    PARTITION p1 VALUES LESS THAN ( UNIX_TIMESTAMP('1970-12-31 00:00:00') ),
    PARTITION p2 VALUES LESS THAN ( UNIX_TIMESTAMP('1980-12-31 00:00:00') ),
    PARTITION p3 VALUES LESS THAN ( UNIX_TIMESTAMP('1990-12-31 00:00:00') ),
    PARTITION p4 VALUES LESS THAN ( UNIX_TIMESTAMP('2020-12-31 00:00:00') )
);

之前写项目Mysql库已经超过2T，基础知识不扎实，傻乎乎的写了一堆代码实现自动分表拆成了600个分表（而且还在继续增加中。。。。。），现在项目已经运行起来了想再修改似乎来不及了。。。。

想转pgsql也头大得等老板拍板了才能搞动业务逻辑了。