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mysql
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data
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sys
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schema_tables_with_full_table_scans.frm

schema_tables_with_full_table_scans.frm 1.9 KB
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  1. TYPE=VIEW
    2. 

  2. query=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`,`sys`.`format_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 (isnull(`performance_schema`.`table_io_waits_summary_by_index_usage`.`INDEX_NAME`) 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
    3. 

  3. md5=eead73bf195efe1bf5542ab07f4d9479
    4. 

  4. updatable=1
    5. 

  5. algorithm=2
    6. 

  6. definer_user=mysql.sys
    7. 

  7. definer_host=localhost
    8. 

  8. suid=0
    9. 

  9. with_check_option=0
    10. 

  10. timestamp=2019-05-06 05:42:06
    11. 

  11. create-version=1
    12. 

  12. source=SELECT object_schema,  object_name, count_read AS rows_full_scanned, sys.format_time(sum_timer_wait) AS latency FROM performance_schema.table_io_waits_summary_by_index_usage  WHERE index_name IS NULL AND count_read > 0 ORDER BY count_read DESC
    13. 

  13. client_cs_name=utf8
    14. 

  14. connection_cl_name=utf8_general_ci
    15. 

  15. view_body_utf8=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`,`sys`.`format_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 (isnull(`performance_schema`.`table_io_waits_summary_by_index_usage`.`INDEX_NAME`) 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
    16.