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  1. MariaDB Server
  2. MDEV-25911

Document innodb_adaptive_hash_index=OFF changes

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Fixed
    • N/A
    • N/A
    • Documentation
    • None

    Description

      Ian Gilfillan, please document the user-visible change:
      When innodb_adaptive_hash_index=OFF (the default), the following counters (which reflect btr_cur_n_non_sea) will no longer be updated:

      adaptive_hash_index in INFORMATION_SCHEMA.INNODB_METRICS
      Innodb_adaptive_hash_non_hash_searches in INFORMATION_SCHEMA.GLOBAL_STATUS

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          relates to

          Task - A task that needs to be done. MDEV-25882 Statistics used to track b-tree (non-adaptive) searches should be updated only when adaptive hashing is turned-on

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Closed

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              greenman Ian Gilfillan
              greenman Ian Gilfillan
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              Dates

                Created:
                Updated:
                Resolved:

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