[5.2.x] Reverted "Refs #35803 -- Added support for __coveredby GIS lookup on MariaDB 11.7+."

This partly reverts commit 0b7edb9fcdd33d47ec5701b4f9b9553e27a88e95.

MariaDB reverted GIS functions.

Backport of 54a902c6e81214462388f79a7c42f1c88c863dfd from main.

django/contrib/gis/db/backends/mysql/operations.py

@@ -45,7 +45,6 @@ class MySQLOperations(BaseSpatialOperations, DatabaseOperations):
             "bboverlaps": SpatialOperator(func="MBROverlaps"),  # ...
             "contained": SpatialOperator(func="MBRWithin"),  # ...
             "contains": SpatialOperator(func="ST_Contains"),
-            "coveredby": SpatialOperator(func="MBRCoveredBy"),
             "crosses": SpatialOperator(func="ST_Crosses"),
             "disjoint": SpatialOperator(func="ST_Disjoint"),
             "equals": SpatialOperator(func="ST_Equals"),
@@ -58,10 +57,9 @@ class MySQLOperations(BaseSpatialOperations, DatabaseOperations):
         }
         if self.connection.mysql_is_mariadb:
             operators["relate"] = SpatialOperator(func="ST_Relate")
-            if self.connection.mysql_version < (11, 7):
-                del operators["coveredby"]
         else:
             operators["covers"] = SpatialOperator(func="MBRCovers")
+            operators["coveredby"] = SpatialOperator(func="MBRCoveredBy")
         return operators
 
     @cached_property

docs/ref/contrib/gis/db-api.txt

@@ -347,7 +347,7 @@ Lookup Type                        PostGIS    Oracle   MariaDB    MySQL [#]_   S
 :lookup:`contained`                X                   X          X            X          N
 :lookup:`contains <gis-contains>`  X          X        X          X            X          B
 :lookup:`contains_properly`        X                                                      B
-:lookup:`coveredby`                X          X        X (≥ 11.7) X            X          B
+:lookup:`coveredby`                X          X                   X            X          B
 :lookup:`covers`                   X          X                   X            X          B
 :lookup:`crosses`                  X                   X          X            X          C
 :lookup:`disjoint`                 X          X        X          X            X          B

docs/ref/contrib/gis/geoquerysets.txt

@@ -183,7 +183,7 @@ PostGIS     ``ST_ContainsProperly(poly, geom)``
 -------------
 
 *Availability*: `PostGIS <https://postgis.net/docs/ST_CoveredBy.html>`__,
-Oracle, MariaDB 11.7+, MySQL, PGRaster (Bilateral), SpatiaLite
+Oracle, MySQL, PGRaster (Bilateral), SpatiaLite
 
 Tests if no point in the geometry field is outside the lookup geometry.
 [#fncovers]_
@@ -197,14 +197,13 @@ Backend     SQL Equivalent
 ==========  =============================
 PostGIS     ``ST_CoveredBy(poly, geom)``
 Oracle      ``SDO_COVEREDBY(poly, geom)``
-MariaDB     ``MBRCoveredBy(poly, geom)``
 MySQL       ``MBRCoveredBy(poly, geom)``
 SpatiaLite  ``CoveredBy(poly, geom)``
 ==========  =============================
 
 .. versionchanged:: 5.2
 
-    MySQL and MariaDB 11.7+ support was added.
+    MySQL support was added.
 
 .. fieldlookup:: covers
 

docs/releases/5.2.txt

@@ -199,8 +199,6 @@ Minor features
 
 * :lookup:`coveredby` and :lookup:`covers` lookup are now supported on MySQL.
 
-* :lookup:`coveredby` lookup is now supported on MariaDB 11.7+.
-
 :mod:`django.contrib.syndication`
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~