Documentation Home
MySQL 8.0 Reference Manual
Related Documentation Download this Manual
PDF (US Ltr) - 33.8Mb
PDF (A4) - 33.8Mb
PDF (RPM) - 31.8Mb
HTML Download (TGZ) - 8.1Mb
HTML Download (Zip) - 8.2Mb
HTML Download (RPM) - 7.0Mb
Man Pages (TGZ) - 146.0Kb
Man Pages (Zip) - 206.9Kb
Info (Gzip) - 3.1Mb
Info (Zip) - 3.1Mb


MySQL 8.0 Reference Manual  /  ...  /  The innodb_buffer_stats_by_schema and x$innodb_buffer_stats_by_schema Views

Pre-General Availability Draft: 2017-11-16

27.4.3.7 The innodb_buffer_stats_by_schema and x$innodb_buffer_stats_by_schema Views

These views summarize the information in the INFORMATION_SCHEMA INNODB_BUFFER_PAGE table, grouped by schema. By default, rows are sorted by descending buffer size.

The innodb_buffer_stats_by_schema and x$innodb_buffer_stats_by_schema views have these columns:

  • object_schema

    The schema name for the object, or InnoDB System if the table belongs to the InnoDB storage engine.

  • allocated

    The total number of bytes allocated for the schema.

  • data

    The total number of data bytes allocated for the schema.

  • pages

    The total number of pages allocated for the schema.

  • pages_hashed

    The total number of hashed pages allocated for the schema.

  • pages_old

    The total number of old pages allocated for the schema.

  • rows_cached

    The total number of cached rows for the schema.


User Comments
Sign Up Login You must be logged in to post a comment.