| Hostname | freddy |
|---|---|
| uname -a | Linux freddy 4.13.0-38-generic #43-Ubuntu SMP Wed Mar 14 15:20:44 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux |
| date | 2018-04-18 |
SELECT top 1 * FROM #MyTable WHERE n = 1 -- '' -> (Empty String) SELECT top 1 * FROM #MyTable WHERE n = 2 -- NULL -> (NULL) SELECT top 1 * FROM #MyTable WHERE n = 3 -- ' ' -> ' ' SELECT top 1 * FROM #MyTable WHERE n = 4 -- 'a' -> 'a'