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  1. MariaDB Server
  2. MDEV-10373

Possibility to implement UNDO tablespace in existing intance

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    Description

      Hi,

      we wish you to add a feature that could be possible to implement UNDO tablespaces in existing databases in order to avoid to recreate it and move data with dump/load.

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          duplicates

          Task - A task that needs to be done. MDEV-19229 Allow innodb_undo_tablespaces to be changed after database creation

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed

          Activity

            marko Marko Mäkelä added a comment -

            MDEV-19229 was implemented in MariaDB Server 10.11. MDEV-29986 in MariaDB Server 11.0 changed the default value of innodb_undo_tablespaces from 0 to 3, and MDEV-14795 in MariaDB Server 11.2 allows the unused space in the InnoDB system tablespace to be reclaimed.

            marko Marko Mäkelä added a comment - MDEV-19229 was implemented in MariaDB Server 10.11. MDEV-29986 in MariaDB Server 11.0 changed the default value of innodb_undo_tablespaces from 0 to 3, and MDEV-14795 in MariaDB Server 11.2 allows the unused space in the InnoDB system tablespace to be reclaimed.

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              marko Marko Mäkelä
              fmattera Fernando
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