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YZWL/IDEA/sys/schema_tables_with_full_tab...

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913 B

create definer = `mysql.sys`@localhost view sys.schema_tables_with_full_table_scans as
select `performance_schema`.`table_io_waits_summary_by_index_usage`.`OBJECT_SCHEMA` AS `object_schema`,
`performance_schema`.`table_io_waits_summary_by_index_usage`.`OBJECT_NAME` AS `object_name`,
`performance_schema`.`table_io_waits_summary_by_index_usage`.`COUNT_READ` AS `rows_full_scanned`,
format_pico_time(`performance_schema`.`table_io_waits_summary_by_index_usage`.`SUM_TIMER_WAIT`) AS `latency`
from `performance_schema`.`table_io_waits_summary_by_index_usage`
where ((`performance_schema`.`table_io_waits_summary_by_index_usage`.`INDEX_NAME` is null) and
(`performance_schema`.`table_io_waits_summary_by_index_usage`.`COUNT_READ` > 0))
order by `performance_schema`.`table_io_waits_summary_by_index_usage`.`COUNT_READ` desc;