
复制select emp_id,惊喜多多
emp_info, emp_info->$.emp_name emp_name, emp_info->$.sex sex, emp_info->>$.income[0].salary salary from employee_json limit 3; emp_id|emp_info|emp_name|sex|salary | ------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------|---|-------| 1|{"sex": "男", "email": "liubei@shuguo.com", "income": [{"salary": 33000.0}, {"bonus": 10000}], "job_id": 1, "dept_id": 1, "manager": null, "emp_name": "刘备", "hire_date": "2000-01-01"}|"刘备" |"男"|33000.0| 2|{"sex": "男", "email": "guanyu@shuguo.com", "income": [{"salary": 26000}, {"bonus": 10000}], "job_id": 2, "dept_id": 1, "manager": 1, "emp_name": "关羽", "hire_date": "2000-01-01"} |"关羽" |"男"|26000 | 3|{"sex": "男", "email": "zhangfei@shuguo.com", "income": [{"salary": 24000}, {"bonus": 10000}], "job_id": 2, "dept_id": 1, "manager": 1, "emp_name": "张飞", "hire_date": "2000-01-01"} |"张飞" |"男"|24000 | 1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16.