drop view if exists performance_schema.events_statements_current; drop view if exists performance_schema.events_statements_history; drop view if exists performance_schema.events_statements_summary_by_digest; drop view if exists performance_schema.statement_history; drop view if exists performance_schema.events_waits_current; drop view if exists performance_schema.events_waits_summary_global_by_event_name; drop view if exists performance_schema.file_summary_by_instance; drop view if exists performance_schema.table_io_waits_summary_by_table; drop view if exists performance_schema.table_io_waits_summary_by_index_usage; drop function if exists pg_catalog.get_statement_history(); drop schema if exists performance_schema;