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Release Notes for MariaDB Enterprise Server 10.4.7-2

This second release of is a maintenance release, addressing security vulnerabilities and including a variety of fixes.

MariaDB Enterprise Server 10.4.7-2 was released on 2019-08-19.

Fixed Security Vulnerabilities

CVE (with link)

CVSS base score

Notable Changes

  • Merge relevant changes from MySQL 5.7.27

  • now maintains the sql_mode between the Spider Node and Data Nodes

  • Adjust spin loops to the x86 PAUSE instruction latency

  • Compatibility change: Change to OFF

Issues Fixed

  • v2 does not work with the PS protocol

  • Removed legacy option from enterprise build of MariaDB Backup

  • Changes to mysql_install_db script text

  • DROP TABLE IF EXISTS

Interface Changes

  • option removed

  • option added

  • option added

  • option added

Platforms

In alignment with the , MariaDB Enterprise Server 10.4.7-2 is provided for:

  • CentOS 7

  • CentOS 6

  • Debian 9

  • Debian 8

Some components of MariaDB Enterprise Server might not support all platforms. For additional information, see "".

Note

CentOS 6, Debian 8, and Red Hat Enterprise Linux 6 are no longer supported as per the . Older releases are available from the . Instructions for installation are included as a README file within the download.

Installation Instructions

Upgrade Instructions

by default
  • Compatibility change: Change to OFF by default

  • Merge upstream changes from (MDEV-19795)

  • plugin now requires the privilege to display information in the disks table in the information schema; the table will otherwise be empty (MDEV-18328)

  • killed on master but was replicated (
    )
  • Post-merge fixes for rocksdb.group_min_max test (MDEV-20113)

  • Replication hangs with "preparing" and never starts (MDEV-20247)

  • Failing assertion when REDO log files reach 512Gb while preparing backup (MDEV-20060)

  • Temporary tables created with data-at-rest encryption are not fully encrypted (MDEV-17228)

  • bugs related to creating tables (MDEV-19292, MDEV-20102)

  • for can result in a crash in some cases (MDEV-15641)

  • Failing tests in buildbot related to FULLTEXT INDEX (MDEV-14154)

  • Server startup bug with encrypted table (MDEV-19914)

  • Possible crash when and foreign key are used, if the referenced record is deleted at the same time (MDEV-19660)

  • Recovery with crash related to with custom (MDEV-19978)

  • Add page-id matching check in tool (MDEV-19871)

  • DROP TEMPORARY table is logged despite no CREATE was logged in binary log (MDEV-20091)

  • mysql_upgrade_service throws exception upgrading from 10.0 to 10.3 (MDEV-19427)

  • Loading the Audit plugin causes performance regression (MDEV-18661)

  • on table with virtual_field can cause crash (MDEV-19771)

  • Fix ER_CRASHED_ON_USAGE and Assertion (MDEV-19595)

  • Test change: innodb.trx_id_future fails on 10.3+ (MDEV-20138)

  • Possible foreign key corruption for ALTER TABLE … ADD COLUMN with (MDEV-19630)

  • Corruption after instant ADD or DROP when the index tree shrinks (MDEV-19916)

  • Cannot load compressed BLOB with (MDEV-19974)

  • Bug in versioned tables when deleting history (MDEV-19814)

  • Compressed columns cannot be restored from a dump (MDEV-17363)

  • Bugs in related to indexed virtual columns (MDEV-16222, MDEV-17005, MDEV-19870)

  • Encrypted temporary tables cannot be read with full_crc32 (MDEV-20340)

  • Change of COLLATE with unnecessarily requires ALGORITHM=COPY (MDEV-17301)

  • Changing an index comment unnecessarily rebuilds the index (MDEV-18266)

  • Server hangs on shutdown during installation of (MDEV-20179)

  • option added

  • option added

  • option added

  • option removed

  • option added

  • option added

  • status variable added

  • status variable added

  • status variable added

  • status variable added

  • system variable added

  • system variable added

  • system variable added

  • system variable added

  • system variable added

  • system variable added

  • system variable removed

  • system variable added

  • system variable added

  • system variable added

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 6

  • Ubuntu 18.04

  • Ubuntu 16.04

  • Microsoft Windows

  • 6.5

    CVE-2019-2740

    6.5

    CVE-2019-2758

    5.5

    CVE-2019-2739

    5.1

    CVE-2019-2737

    4.9

    CVE-2021-2007

    3.7

    CVE-2020-2922

    3.7

    --rsync
    enterprise lifecycle
    MariaDB Corporation Engineering Policies
    MariaDB Engineering Policy
    MariaDB Downloads page
    cve.org
    CVE-2019-2805
    MDEV-20348
    Galera
    wsrep_applier_thread_count
    wsrep_rollbacker_thread_count
    MariaDB Enterprise Server 10.4
    InnoDB
    Spider
    innodb_log_optimize_ddl
    SERVER_AUDIT
    mariadb-backup
    --rsync
    mysqld
    --innodb-encrypt-temporary-tables
    mysqld
    --rocksdb-cache-dump
    mysqld
    --rocksdb-cache-high-pri-pool-ratio
    MariaDB Enterprise Server 10.4
    Enterprise Cluster Topology with MariaDB Enterprise Server 10.4
    Primary/Replica Topology with MariaDB Enterprise Server 10.4
    Enterprise Spider Sharded Topology with MariaDB Enterprise Server 10.4
    Upgrade to MariaDB Enterprise Server 10.4
    Upgrade from MariaDB Community Server to MariaDB Enterprise Server 10.4
    innodb_adaptive_hash_index
    MyRocks
    DISKS
    FILE
    InnoDB
    ALTER TABLE
    InnoDB
    InnoDB
    mariadb-backup
    InnoDB
    innodb_data_file_path
    innochecksum
    REPLACE
    Aria
    InnoDB
    InnoDB
    InnoDB
    InnoDB
    Spider
    mysqld
    --rocksdb-cache-index-and-filter-with-high-priority
    mysqld
    --rocksdb-delete-cf
    mysqld
    --rocksdb-enable-insert-with-update-caching
    mysqld
    --rocksdb-read-free-rpl-tables
    mysqld
    --rocksdb-rollback-on-timeout
    mysqld
    --rocksdb-stats-level
    Innodb_encryption_n_temp_blocks_decrypted
    Innodb_encryption_n_temp_blocks_encrypted
    innodb_encrypt_temporary_tables
    rocksdb_cache_dump
    rocksdb_cache_high_pri_pool_ratio
    rocksdb_cache_index_and_filter_with_high_priority
    rocksdb_delete_cf
    rocksdb_enable_insert_with_update_caching
    rocksdb_read_free_rpl_tables
    rocksdb_rollback_on_timeout
    rocksdb_stats_level
    spider_sync_sql_mode
    Enterprise Spider Federated Topology with MariaDB Enterprise Server 10.4

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