127 lines
6.7 KiB
Plaintext
127 lines
6.7 KiB
Plaintext
show databases;
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Database
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__recycle_bin__
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information_schema
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mtr
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mysql
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performance_schema
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sys
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test
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select count(*) from performance_schema.performance_timers;
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count(*)
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4
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select count(*) from performance_schema.setup_consumers;
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count(*)
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15
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select count(*) > 4 from performance_schema.setup_instruments;
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count(*) > 4
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1
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select * from performance_schema.accounts;
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select * from performance_schema.cond_instances;
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select * from performance_schema.events_stages_current;
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select * from performance_schema.events_stages_history;
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select * from performance_schema.events_stages_history_long;
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select * from performance_schema.events_stages_summary_by_account_by_event_name;
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select * from performance_schema.events_stages_summary_by_host_by_event_name;
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select * from performance_schema.events_stages_summary_by_thread_by_event_name;
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select * from performance_schema.events_stages_summary_by_user_by_event_name;
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select * from performance_schema.events_stages_summary_global_by_event_name;
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select * from performance_schema.events_statements_current;
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select * from performance_schema.events_statements_histogram_by_digest;
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select * from performance_schema.events_statements_histogram_global;
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select * from performance_schema.events_statements_history;
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select * from performance_schema.events_statements_history_long;
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select * from performance_schema.events_statements_summary_by_account_by_event_name;
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select * from performance_schema.events_statements_summary_by_digest;
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select * from performance_schema.events_statements_summary_by_host_by_event_name;
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select * from performance_schema.events_statements_summary_by_thread_by_event_name;
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select * from performance_schema.events_statements_summary_by_user_by_event_name;
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select * from performance_schema.events_statements_summary_global_by_event_name;
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select * from performance_schema.events_transactions_current;
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select * from performance_schema.events_transactions_history;
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select * from performance_schema.events_transactions_history_long;
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select * from performance_schema.events_transactions_summary_by_account_by_event_name;
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select * from performance_schema.events_transactions_summary_by_host_by_event_name;
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select * from performance_schema.events_transactions_summary_by_thread_by_event_name;
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select * from performance_schema.events_transactions_summary_by_user_by_event_name;
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select * from performance_schema.events_transactions_summary_global_by_event_name;
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select * from performance_schema.events_waits_current;
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select * from performance_schema.events_waits_history;
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select * from performance_schema.events_waits_history_long;
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select * from performance_schema.events_waits_summary_by_account_by_event_name;
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select * from performance_schema.events_waits_summary_by_host_by_event_name;
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select * from performance_schema.events_waits_summary_by_instance;
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select * from performance_schema.events_waits_summary_by_thread_by_event_name;
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select * from performance_schema.events_waits_summary_by_user_by_event_name;
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select * from performance_schema.events_waits_summary_global_by_event_name;
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select * from performance_schema.memory_summary_by_account_by_event_name;
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select * from performance_schema.memory_summary_by_host_by_event_name;
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select * from performance_schema.memory_summary_by_thread_by_event_name;
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select * from performance_schema.memory_summary_by_user_by_event_name;
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select * from performance_schema.memory_summary_global_by_event_name;
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select * from performance_schema.events_errors_summary_by_account_by_error;
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select * from performance_schema.events_errors_summary_by_host_by_error;
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select * from performance_schema.events_errors_summary_by_thread_by_error;
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select * from performance_schema.events_errors_summary_by_user_by_error;
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select * from performance_schema.events_errors_summary_global_by_error;
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select * from performance_schema.file_instances;
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select * from performance_schema.file_summary_by_event_name;
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select * from performance_schema.file_summary_by_instance;
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select * from performance_schema.host_cache;
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select * from performance_schema.hosts;
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select * from performance_schema.memory_summary_by_account_by_event_name;
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select * from performance_schema.memory_summary_by_host_by_event_name;
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select * from performance_schema.memory_summary_by_thread_by_event_name;
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select * from performance_schema.memory_summary_by_user_by_event_name;
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select * from performance_schema.memory_summary_global_by_event_name;
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select * from performance_schema.metadata_locks;
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select * from performance_schema.mutex_instances;
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select * from performance_schema.objects_summary_global_by_type;
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select * from performance_schema.performance_timers;
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select * from performance_schema.rwlock_instances;
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select * from performance_schema.data_locks;
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select * from performance_schema.data_lock_waits;
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select * from performance_schema.session_account_connect_attrs;
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select * from performance_schema.session_connect_attrs;
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select * from performance_schema.setup_actors;
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select * from performance_schema.setup_consumers;
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select * from performance_schema.setup_instruments;
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select * from performance_schema.setup_objects;
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select * from performance_schema.setup_threads;
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select * from performance_schema.socket_instances;
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select * from performance_schema.socket_summary_by_instance;
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select * from performance_schema.socket_summary_by_event_name;
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select * from performance_schema.table_handles;
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select * from performance_schema.table_io_waits_summary_by_index_usage;
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select * from performance_schema.table_io_waits_summary_by_table;
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select * from performance_schema.table_lock_waits_summary_by_table;
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select * from performance_schema.threads;
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select * from performance_schema.users;
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select * from performance_schema.replication_connection_configuration;
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select * from performance_schema.replication_connection_status;
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select * from performance_schema.replication_applier_configuration;
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select * from performance_schema.replication_applier_status;
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select * from performance_schema.replication_applier_status_by_coordinator;
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select * from performance_schema.replication_applier_status_by_worker;
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select * from performance_schema.global_status;
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select * from performance_schema.status_by_thread;
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select * from performance_schema.status_by_user;
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select * from performance_schema.status_by_host;
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select * from performance_schema.status_by_account;
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select * from performance_schema.session_status;
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select * from performance_schema.global_variables;
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select * from performance_schema.variables_by_thread;
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select * from performance_schema.session_variables;
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show engine PERFORMANCE_SCHEMA status;
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show global status like "performance_schema%";
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show global variables like "performance_schema_hosts_size";
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Variable_name Value
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performance_schema_hosts_size 0
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select count(*) from performance_schema.hosts;
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count(*)
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0
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select variable_value > 0 from performance_schema.global_status
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where variable_name like 'PERFORMANCE_SCHEMA_HOSTS_LOST';
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variable_value > 0
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1
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