By using db<>fiddle, you agree to license everything you submit by Creative Commons CC0.
| str | substr | lev |
|---|---|---|
| 123451234512345 | 12345 | 6 |
| ABC@ABC.comABC@ABC.comABC@ABC.com | ABC@ABC.com | 12 |
| abcdefabcde | abcdefabcde | 12 |
| str | substr | lev |
|---|---|---|
| 123451234512345 | 12345 | 6 |
| ABC@ABC.comABC@ABC.comABC@ABC.com | ABC@ABC.com | 12 |
| abcdefabcde | abcdefabcde | 12 |