> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/server/reference/system-tables/sys-schema/sys-schema-views.md).

# Sys Schema Views

* [host\_summary and x$host\_summary Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/host_summary-and-xhost_summary-sys-schema-views.md)
* [host\_summary\_by\_file\_io and x$host\_summary\_by\_file\_io Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/host_summary_by_file_io-and-xhost_summary_by_file_io-sys-schema-views.md)
* [host\_summary\_by\_file\_io\_type and x$host\_summary\_by\_file\_io\_type Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/host_summary_by_file_io_type-and-xhost_summary_by_file_io_type-sys-schema-v.md)
* [host\_summary\_by\_stages and x$host\_summary\_by\_stages Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/host_summary_by_stages-and-xhost_summary_by_stages-sys-schema-views.md)
* [host\_summary\_by\_statement\_type and x$host\_summary\_by\_statement\_type Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/host_summary_by_statement_type-and-xhost_summary_by_statement_type-sys-sche.md)
* [host\_summary\_by\_statement\_latency and x$host\_summary\_by\_statement\_latency Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/sys-schema-views-host_summary_by_statement_latency-and-xhost_summary_by_sta.md)
* [innodb\_buffer\_stats\_by\_schema and x$innodb\_buffer\_stats\_by\_schema Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/innodb_buffer_stats_by_schema-and-xinnodb_buffer_stats_by_schema-sys-schema.md)
* [innodb\_buffer\_stats\_by\_table and x$innodb\_buffer\_stats\_by\_table Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/innodb_buffer_stats_by_table-and-xinnodb_buffer_stats_by_table-sys-schema-v.md)
* [innodb\_lock\_waits and x$innodb\_lock\_waits Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/innodb_lock_waits-and-xinnodb_lock_waits-sys-schema-views.md)
* [io\_by\_thread\_by\_latency and x$io\_by\_thread\_by\_latency Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/io_by_thread_by_latency-and-xio_by_thread_by_latency-sys-schema-views.md)
* [io\_global\_by\_file\_by\_bytes and x$io\_global\_by\_file\_by\_bytes Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/io_global_by_file_by_bytes-and-xio_global_by_file_by_bytes-sys-schema-views.md)
* [io\_global\_by\_file\_by\_latency and x$io\_global\_by\_file\_by\_latency Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/io_global_by_file_by_latency-and-xio_global_by_file_by_latency-sys-schema-v.md)
* [io\_global\_by\_wait\_by\_bytes and x$io\_global\_by\_wait\_by\_bytes Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/io_global_by_wait_by_bytes-and-xio_global_by_wait_by_bytes-sys-schema-views.md)
* [io\_global\_by\_wait\_by\_latency and x$io\_global\_by\_wait\_by\_latency Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/io_global_by_wait_by_latency-and-xio_global_by_wait_by_latency-sys-schema-v.md)
* [latest\_file\_io and x$latest\_file\_io Sys Schema Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/latest_file_io-and-xlatest_file_io-sys-schema-views.md)
* [memory\_by\_host\_by\_current\_bytes and x$memory\_by\_host\_by\_current\_bytes Views](/docs/server/reference/system-tables/sys-schema/sys-schema-views/memory_by_host_by_current_bytes-and-xmemory_by_host_by_current_bytes-views.md)
* [metrics Sys Schema View](/docs/server/reference/system-tables/sys-schema/sys-schema-views/metrics-sys-schema-view.md)
* [privileges\_by\_table\_by\_level Sys Schema View](/docs/server/reference/system-tables/sys-schema/sys-schema-views/privileges_by_table_by_level-sys-schema-view.md)
* [schema\_auto\_increment\_columns Sys Schema View](/docs/server/reference/system-tables/sys-schema/sys-schema-views/schema_auto_increment_columns-sys-schema-view.md)
* [schema\_object\_overview Sys Schema View](/docs/server/reference/system-tables/sys-schema/sys-schema-views/schema_object_overview-sys-schema-view.md)