mirror of
https://github.com/MariaDB/server.git
synced 2025-07-24 19:42:23 +03:00
182 lines
8.5 KiB
Plaintext
182 lines
8.5 KiB
Plaintext
show databases;
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Database
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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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0
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select count(*) from performance_schema.setup_consumers;
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count(*)
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0
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select count(*) > 4 from performance_schema.setup_instruments;
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count(*) > 4
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0
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select count(*) from performance_schema.setup_timers;
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count(*)
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0
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Warnings:
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Warning 1681 'performance_schema.setup_timers' is deprecated and will be removed in a future release.
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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_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.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.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_timers;
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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 global variables like "performance_schema%";
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Variable_name Value
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performance_schema OFF
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performance_schema_accounts_size 0
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performance_schema_digests_size 0
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performance_schema_events_stages_history_long_size 0
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performance_schema_events_stages_history_size 0
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performance_schema_events_statements_history_long_size 0
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performance_schema_events_statements_history_size 0
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performance_schema_events_transactions_history_long_size 0
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performance_schema_events_transactions_history_size 0
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performance_schema_events_waits_history_long_size 0
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performance_schema_events_waits_history_size 0
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performance_schema_hosts_size 0
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performance_schema_max_cond_classes 0
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performance_schema_max_cond_instances 0
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performance_schema_max_digest_length 0
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performance_schema_max_file_classes 0
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performance_schema_max_file_handles 0
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performance_schema_max_file_instances 0
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performance_schema_max_index_stat 0
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performance_schema_max_memory_classes 0
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performance_schema_max_metadata_locks 0
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performance_schema_max_mutex_classes 0
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performance_schema_max_mutex_instances 0
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performance_schema_max_prepared_statements_instances 0
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performance_schema_max_program_instances 0
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performance_schema_max_rwlock_classes 0
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performance_schema_max_rwlock_instances 0
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performance_schema_max_socket_classes 0
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performance_schema_max_socket_instances 0
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performance_schema_max_sql_text_length 0
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performance_schema_max_stage_classes 0
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performance_schema_max_statement_classes 0
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performance_schema_max_statement_stack 0
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performance_schema_max_table_handles 0
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performance_schema_max_table_instances 0
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performance_schema_max_table_lock_stat 0
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performance_schema_max_thread_classes 0
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performance_schema_max_thread_instances 0
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performance_schema_session_connect_attrs_size 0
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performance_schema_setup_actors_size 0
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performance_schema_setup_objects_size 0
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performance_schema_show_processlist ON
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performance_schema_users_size 0
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show engine PERFORMANCE_SCHEMA status;
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show global status like "performance_schema%";
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select * from information_schema.engines
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where engine = "PERFORMANCE_SCHEMA";
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ENGINE SUPPORT COMMENT TRANSACTIONS XA SAVEPOINTS
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PERFORMANCE_SCHEMA YES Performance Schema NO NO NO
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# If the Performance Schema is disabled, then expect
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# performance-schema-show-processlist = OFF
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# regardless of its initial setting
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select @@global.performance_schema_show_processlist;
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@@global.performance_schema_show_processlist
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1
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# If the Performance Schema is disabled, then setting
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# performance-schema-show-processlist = ON
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# succeeds, SHOW PROCESSLIST returns no data.
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set @@global.performance_schema_show_processlist = ON;
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SHOW PROCESSLIST;
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Id User Host db Command Time State Info
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show global variables like "performance_schema";
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Variable_name Value
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performance_schema OFF
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