MariaDB 10.4.8 发布了。MariaDB主要由开源社区在维护，采用 GPL 授权许可。 MariaDB 的目的是完全兼容 MySQL，包括 API 和命令行。
更新内容：
Notable Changes
Notable changes of this release include:
- MDEV-20231: Update server HELP
- MDEV-20066: This bug could cause a table to become corrupt if a column was added instantly
- MDEV-15326: A race condition in InnoDB transaction commit that affects record locking was fixed
- MDEV-17187: Table doesn't exist in engine after ALTER of FOREIGN KEY
- MDEV-20301: InnoDB's MVCC has
O(N^2)behaviors - MDEV-18128: Simplify .ibd file creation
- MDEV-20060: Failing assertion:
srv_log_file_size <= 512ULL << 30while preparing backup - MDEV-20247: Replication hangs with "preparing" and never starts
- MDEV-17614: Remove unnecessary locking for
INSERT...ON DUPLICATE KEY UPDATE - MDEV-20311: row_ins_step accesses uninitialized memory
- MDEV-20479: Assertion failure in
dict_table_get_nth_col()afterINSTANT DROP COLUMN - MDEV-20340: Encrypted temporary tables cannot be read with
innodb_checksum_algorithm=full_crc32 - MDEV-19947: Repositories for RHEL 8 ppc64le added
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