split_part

description

Syntax

VARCHAR split_part(VARCHAR content, VARCHAR delimiter, INT field)

根据分割符拆分字符串, 返回指定的分割部分(从一开始计数)。

example

  1. mysql> select split_part("hello world", " ", 1);
  2. +----------------------------------+
  3. | split_part('hello world', ' ', 1) |
  4. +----------------------------------+
  5. | hello                            |
  6. +----------------------------------+
  9. mysql> select split_part("hello world", " ", 2);
  10. +----------------------------------+
  11. | split_part('hello world', ' ', 2) |
  12. +----------------------------------+
  13. | world                             |
  14. +----------------------------------+
  16. mysql> select split_part("2019年7月8号", "月", 1);
  17. +-----------------------------------------+
  18. | split_part('2019年7月8号', '月', 1)     |
  19. +-----------------------------------------+
  20. | 2019年7                                 |
  21. +-----------------------------------------+
  23. mysql> select split_part("abca", "a", 1);
  24. +----------------------------+
  25. | split_part('abca', 'a', 1) |
  26. +----------------------------+
  27. |                            |
  28. +----------------------------+

keyword

SPLIT_PART,SPLIT,PART