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  1. MariaDB Server
  2. MDEV-8719

Obsolete sql_memdup() in favor of THD::memdup() and thd_memdup()

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    • Task
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Fixed
    • 10.2.0
    • OTHER
    • None

    Description

      Since sql_memdup() doesn't have THD parameter, it has to retrieve THD::mem_root by calling relatively expensive pthread_getspecific(THR_MALLOC).

      This can be optimized easily by modifying server to use THD::memdup() and modifying plugins to use thd_memdup().

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              svoj Sergey Vojtovich
              svoj Sergey Vojtovich
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