The following is a list of all function differences between MariaDB 10.3 and MySQL 8.0. It is based on functions available in the stable versions MySQL 8.0.11 and MariaDB 10.3.7.

Present in MariaDB Only

Dynamic Columns

General

  • CHR
  • LENGTHB
  • VALUE - the VALUES() function was renamed after MariaDB introduced Table Value Constructors.

JSON

Sequences

Window Functions

Present in MySQL Only

GTID

MariaDB and MySQL have differing GTID implementations.

  • GTID_SUBSET
  • GTID_SUBTRACT
  • WAIT_FOR_EXECUTED_GTID_SET
  • WAIT_UNTIL_SQL_THREAD_AFTER_GTIDS()

Geographic

  • DISTANCE
  • MBRCOVEREDBY
  • ST_BUFFER_STRATEGY
  • ST_DISTANCE_SPHERE
  • ST_GeoHash
  • ST_IsValid
  • ST_LatFromGeoHash
  • ST_LongFromGeoHash
  • ST_PointFromGeoHash
  • ST_SIMPLIFY
  • ST_VALIDATE

JSON

  • JSON_ARRAYAGG
  • JSON_MERGE_PATCH
  • JSON_MERGE_PRESERVE
  • JSON_OBJECTAGG
  • JSON_PRETTY
  • JSON_STORAGE_FREE
  • JSON_STORAGE_SIZE
  • JSON_TABLE

Regular Expressions

  • REGEXP_LIKE

UUID

  • BIN_TO_UUID
  • IS_UUID
  • UUID_TO_BIN

Miscellaneous

  • GROUPING
  • RANDOM_BYTES
  • RELEASE_ALL_LOCKS
  • VALIDATE_PASSWORD_STRENGTH

See Also

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