如何更新表集 column = null where column = '\' without error of MySQL server version for the right syntax to use near ''\'' at line 1

Question

如何更新表 set column = null where column = \ in mysql？

我總是收到1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ''\'' at line 1 1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ''\'' at line 1

Answer 1

You should use '\\' 


update students set firstname = null where firstname = '\\'