Function Differences Between MariaDB 11.3 and MySQL 8.0
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Contents
The following is a list of all function differences between MariaDB 11.3 and MySQL 8.0. It is based on functions available in the MySQL 8.0.35 and the MariaDB 11.3.1 releases. For a more complete list of differences, see Incompatibilities and Feature Differences Between MariaDB 11.3 and MySQL 8.0
Present in MariaDB Only
Dynamic Columns
- COLUMN_ADD
- COLUMN_CHECK
- COLUMN_CREATE
- COLUMN_DELETE
- COLUMN_EXISTS
- COLUMN_GET
- COLUMN_JSON
- COLUMN_LIST
Galera
General
- ADD_MONTHS
- CHR
- DECODE_ORACLE
- DES_DECRYPT
- DES_ENCRYPT
- KDF
- LENGTHB
- NATURAL_SORT_KEY
- NVL (Synonym for IFNULL)
- NVL2
- SFORMAT
- SYS_GUID
- TO_CHAR
- TRIM_ORACLE
- VALUE - the VALUES() function was renamed after MariaDB introduced Table Value Constructors.
Geographic
MySQL has removed the following functions in MySQL 8.0.
- AREA
- AsBinary
- AsText
- AsWKB
- AsWKT
- Buffer
- Centroid
- Contains
- ConvexHull
- Crosses
- Dimension
- Disjoint
- EndPoint
- Envelope
- Equals
- ExteriorRing
- GeomCollFromText
- GeomCollFromWKB
- GeomFromText
- GeomFromWKB
- GeometryCollectionFromText
- GeometryCollectionFromWKB
- GeometryFromText
- GeometryFromWKB
- GeometryN
- GeometryType
- GLENGTH
- InteriorRingN
- Intersects
- IsClosed
- IsEmpty
- IsSimple
- LineFromText
- LineFromWKB
- LineStringFromText
- LineStringFromWKB
- MLineFromText
- MLineFromWKB
- MPointFromText
- MPointFromWKB
- MPolyFromText
- MPolyFromWKB
- MultiLineStringFromText
- MultiLineStringFromWKB
- MultiPointFromText
- MultiPointFromWKB
- MultiPolygonFromText
- MultiPolygonFromWKB
- NumGeometries
- NumInteriorRings
- NumPoints
- Overlaps
- PointFromText
- PointFromWKB
- PointN
- PolyFromText
- PolyFromWKB
- PolygonFromText
- PolygonFromWKB
- SRID
- StartPoint
- Touches
- Within
- X
- Y
JSON
- JSON_ARRAY_INTERSECT
- JSON_COMPACT
- JSON_DETAILED
- JSON_EQUALS
- JSON_EXISTS
- JSON_LOOSE
- JSON_NORMALIZE
- JSON_OBJECT_FILTER_KEYS
- JSON_OBJECT_TO_ARRAY
- JSON_QUERY
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
- MBRCOVEREDBY
- MBRCovers
- ST_BUFFER_STRATEGY
- ST_Collect
- ST_FrechetDistance
- ST_GeoHash
- ST_HausdorffDistance
- ST_IsValid
- ST_LatFromGeoHash
- ST_Latitude
- ST_LineInterpolatePoint
- ST_LineInterpolatePoints
- ST_LongFromGeoHash
- ST_Longitude
- ST_PointAtDistance
- ST_PointFromGeoHash
- ST_SIMPLIFY
- ST_VALIDATE (MDEV-17398)
JSON
- JSON_SCHEMA_VALIDATION_REPORT
- JSON_STORAGE_FREE
- JSON_STORAGE_SIZE (MDEV-17397)
- MEMBER_OF operator
Regular Expressions
- REGEXP_LIKE (MDEV-16599)
UUID
- BIN_TO_UUID
- IS_UUID
- UUID_TO_BIN (MDEV-15854)
Miscellaneous
- ANY_VALUE (MDEV-10426)
- ASYNCHRONOUS_CONNECTION_FAILOVER_ADD_SOURCE
- ASYNCHRONOUS_CONNECTION_FAILOVER_DELETE_SOURCE
- FORMAT_BYTES (MDEV-19629)
- GROUPING (MDEV-32789)
- PS_THREAD_ID (MDEV-19629)
- PS_CURRENT_THREAD_ID
- SOURCE_POS_WAIT
- VALIDATE_PASSWORD_STRENGTH (MDEV-25703)
See Also
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