explode_numbers
description
表函数，需配合 Lateral View 使用。
获得一个[0,n)的序列。
语法：
explode_numbers(n)example
mysql> select e1 from (select 1 k1) as t lateral view explode_numbers(5) tmp1 as e1;
+------+
| e1 |
+------+
| 0 |
| 1 |
| 2 |
| 3 |
| 4 |
+------+keywords
explode,numbers,explode_numbers