Hello,
I'm a new user to this program. I use a Raspberry Pi 3 and have tried to install it but get an error regarding MySQL not starting. The error codes are shown below.
Any pointers would be gratefully received.

Thanks

Version: '10.1.37-MariaDB-0+deb9u1' socket: '/home/pi/.config/cqrlog/database/sock' port: 64000 Raspbian 9.0
2018-11-27 20:20:59 1503045440 [Note] /usr/sbin/mysqld: Normal shutdown
2018-11-27 20:20:59 1447031616 [Note] InnoDB: FTS optimize thread exiting.
2018-11-27 20:20:59 1503045440 [Note] InnoDB: Starting shutdown...
2018-11-27 20:21:00 1503045440 [Note] InnoDB: Waiting for page_cleaner to finish flushing of buffer pool
2018-11-27 20:21:02 1503045440 [Note] InnoDB: Shutdown completed; log sequence number 1600617
2018-11-27 20:21:02 1503045440 [Note] /usr/sbin/mysqld: Shutdown complete

2018-11-30 12:38:40 1995759616 [Note] InnoDB: innodb_empty_free_list_algorithm has been changed to legacy because of small buffer pool size. In order to use backoff, increase buffer pool at least up to 20MB.

2018-11-30 12:38:40 1995759616 [Note] InnoDB: Using mutexes to ref count buffer pool pages
2018-11-30 12:38:40 1995759616 [Note] InnoDB: The InnoDB memory heap is disabled
2018-11-30 12:38:40 1995759616 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2018-11-30 12:38:40 1995759616 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2018-11-30 12:38:40 1995759616 [Note] InnoDB: Compressed tables use zlib 1.2.8
2018-11-30 12:38:40 1995759616 [Note] InnoDB: Using Linux native AIO
2018-11-30 12:38:40 1995759616 [Note] InnoDB: Using generic crc32 instructions
2018-11-30 12:38:40 1995759616 [Note] InnoDB: Initializing buffer pool, size = 80.0M
2018-11-30 12:38:40 1995759616 [Note] InnoDB: Completed initialization of buffer pool
2018-11-30 12:38:40 1995759616 [Note] InnoDB: Highest supported file format is Barracuda.
2018-11-30 12:38:40 1995759616 [Note] InnoDB: 128 rollback segment(s) are active.
2018-11-30 12:38:40 1995759616 [Note] InnoDB: Waiting for purge to start
2018-11-30 12:38:40 1995759616 [Note] InnoDB: Percona XtraDB (http://www.percona.com) 5.6.41-84.1 started; log sequence number 1600617
2018-11-30 12:38:40 1392505664 [Note] InnoDB: Dumping buffer pool(s) not yet started
2018-11-30 12:38:40 1995759616 [Note] Plugin 'FEEDBACK' is disabled.
2018-11-30 12:38:40 1995759616 [ERROR] Can't open and lock privilege tables: Table 'mysql.servers' doesn't exist
2018-11-30 12:38:40 1995759616 [Note] Server socket created on IP: '::'.
2018-11-30 12:38:40 1995759616 [Warning] Can't open and lock time zone table: Table 'mysql.time_zone_leap_second' doesn't exist trying to live without them
2018-11-30 12:38:40 1502742336 [Warning] Failed to load slave replication state from table mysql.gtid_slave_pos: 1146: Table 'mysql.gtid_slave_pos' doesn't exist
2018-11-30 12:38:40 1995759616 [Note] Reading of all Master_info entries succeded
2018-11-30 12:38:40 1995759616 [Note] Added new Master_info '' to hash table
2018-11-30 12:38:40 1995759616 [Note] /usr/sbin/mysqld: ready for connections.
Version: '10.1.37-MariaDB-0+deb9u1' socket: '/home/pi/.config/cqrlog/database/sock' port: 64000 Raspbian 9.0