Really.
mysql> select count(*) from $VERY_LARGE_TABLE ERROR 2013 (HY000): Lost connection to MySQL server during query mysql> select count(*) from $VERY_LARGE_TABLE ERROR 2006 (HY000): MySQL server has gone away No connection. Trying to reconnect... Connection id: 1 Current databse: $DATABASE ERROR 2013 (HY000): Lost connection to MySQL server during query
Yes, I edited the output to hide table- and database-names. Other than that, this is exactly what happened.
I'll have PostgreSQL every day.