Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation '<='
Links (1889)
-
You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '-5, 5' at line 1
In: Schweiger, W. & Beck, K. (eds.), Handbuch Online-Kommunikation: VS Verlag für Sozialwissenschaften.
Link: http://www.vs-verlag.de/Buch/978-3-531-17013-8/Handbuch-Online-Kommunikation.html
The information above may be outdated.