I’ve just pushed the last batch of changes into 5.2 tree. The most important change was renaming Maria engine to Aria (with old maria* compatibility variables). Other — smaller — changes included adding all plugins to the windows .zip distribution (sphinx and oqgraph too), building mysqld.exe with federatedx, not old federated engine, refactoring of mysql-test-run suite to […]READ MORE
There's innodb_large_prefix as a possible workaround, which is default in 10.2 https://t.co/URwAEaZcN7
The reason is because MariaDB imposes a maximum of 767 bytes for indexes, and 767 / 4 = 191 (rounded down).
The danger of no Primary Key when replicating in RBR (partial protection with MariaDB 10.1) https://t.co/M6mABJdkmn by @jfg956