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