show databases;
Database
information_schema
mtr
mysql
performance_schema
test
show tables in mysql;
Tables_in_mysql
columns_priv
db
event
func
general_log
help_category
help_keyword
help_relation
help_topic
host
innodb_index_stats
innodb_table_stats
ndb_binlog_index
plugin
proc
procs_priv
proxies_priv
servers
slave_master_info
slave_relay_log_info
slave_worker_info
slow_log
tables_priv
time_zone
time_zone_leap_second
time_zone_name
time_zone_transition
time_zone_transition_type
user