diff --git a/superset/charts/schemas.py b/superset/charts/schemas.py
index 4f37a810223..81b9509cd0a 100644
--- a/superset/charts/schemas.py
+++ b/superset/charts/schemas.py
@@ -459,7 +459,7 @@ class ChartDataAggregateOptionsSchema(ChartDataPostProcessingOperationOptionsSch
                 allow_none=False,
                 metadata={"description": "Columns by which to group by"},
             ),
-            minLength=1,
+            metadata={"minLength": 1},
             required=True,
         ),
     )
@@ -656,8 +656,8 @@ class ChartDataProphetOptionsSchema(ChartDataPostProcessingOperationOptionsSchem
             "description": "Time periods (in units of `time_grain`) to predict into "
             "the future",
             "example": 7,
+            "min": 0,
         },
-        min=0,
         required=True,
     )
     confidence_interval = fields.Float(
@@ -790,8 +790,10 @@ class ChartDataPivotOptionsSchema(ChartDataPostProcessingOperationOptionsSchema)
     index = (
         fields.List(
             fields.String(allow_none=False),
-            metadata={"description": "Columns to group by on the table index (=rows)"},
-            minLength=1,
+            metadata={
+                "description": "Columns to group by on the table index (=rows)",
+                "minLength": 1,
+            },
             required=True,
         ),
     )
@@ -1681,7 +1683,7 @@ class DashboardSchema(Schema):
 
 
 class ChartGetResponseSchema(Schema):
-    id = fields.Int(description=id_description)
+    id = fields.Int(metadata={"description": id_description})
     url = fields.String()
     cache_timeout = fields.String()
     certified_by = fields.String()
diff --git a/superset/db_engine_specs/databend.py b/superset/db_engine_specs/databend.py
index e0e06b2b10a..9df1d241519 100644
--- a/superset/db_engine_specs/databend.py
+++ b/superset/db_engine_specs/databend.py
@@ -194,20 +194,27 @@ class DatabendEngineSpec(DatabendBaseEngineSpec):
 
 
 class DatabendParametersSchema(Schema):
-    username = fields.String(allow_none=True, description=__("Username"))
-    password = fields.String(allow_none=True, description=__("Password"))
-    host = fields.String(required=True, description=__("Hostname or IP address"))
+    username = fields.String(allow_none=True, metadata={"description": __("Username")})
+    password = fields.String(allow_none=True, metadata={"description": __("Password")})
+    host = fields.String(
+        required=True, metadata={"description": __("Hostname or IP address")}
+    )
     port = fields.Integer(
         allow_none=True,
-        description=__("Database port"),
+        metadata={"description": __("Database port")},
         validate=Range(min=0, max=65535),
     )
-    database = fields.String(allow_none=True, description=__("Database name"))
+    database = fields.String(
+        allow_none=True, metadata={"description": __("Database name")}
+    )
     encryption = fields.Boolean(
-        default=True, description=__("Use an encrypted connection to the database")
+        dump_default=True,
+        metadata={"description": __("Use an encrypted connection to the database")},
     )
     query = fields.Dict(
-        keys=fields.Str(), values=fields.Raw(), description=__("Additional parameters")
+        keys=fields.Str(),
+        values=fields.Raw(),
+        metadata={"description": __("Additional parameters")},
     )
 
 
diff --git a/superset/models/core.py b/superset/models/core.py
index b9b7b605911..0a954b36742 100755
--- a/superset/models/core.py
+++ b/superset/models/core.py
@@ -1183,10 +1183,11 @@ class Database(CoreDatabase, AuditMixinNullable, ImportExportMixin):  # pylint:
 
     def has_table(self, table: Table) -> bool:
         with self.get_sqla_engine(catalog=table.catalog, schema=table.schema) as engine:
+            inspector = sqla.inspect(engine)
             # do not pass "" as an empty schema; force null
-            if engine.has_table(table.table, table.schema or None):
+            if inspector.has_table(table.table, table.schema or None):
                 return True
-            return engine.has_table(table.table.lower(), table.schema or None)
+            return inspector.has_table(table.table.lower(), table.schema or None)
 
     def has_view(self, table: Table) -> bool:
         with self.get_sqla_engine(catalog=table.catalog, schema=table.schema) as engine:
diff --git a/superset/models/helpers.py b/superset/models/helpers.py
index a1c92adaa14..46ae374fd57 100644
--- a/superset/models/helpers.py
+++ b/superset/models/helpers.py
@@ -2414,7 +2414,7 @@ class ExploreMixin:  # pylint: disable=too-many-public-methods
                     self.dttm_sql_literal(end_dttm, time_col)
                 )
             )
-        return and_(*l)
+        return and_(True, *l)
 
     def values_for_column(  # pylint: disable=too-many-locals
         self,
diff --git a/superset/utils/logging_configurator.py b/superset/utils/logging_configurator.py
index 2d53d535cda..86399689994 100644
--- a/superset/utils/logging_configurator.py
+++ b/superset/utils/logging_configurator.py
@@ -45,6 +45,13 @@ class DefaultLoggingConfigurator(  # pylint: disable=too-few-public-methods
         logging.basicConfig(format=app_config["LOG_FORMAT"])
         logging.getLogger().setLevel(app_config["LOG_LEVEL"])
 
+        # Route Python warnings through the logging framework so they get
+        # proper log-level formatting instead of raw stderr output. Without
+        # this, the warnings module writes multi-line text to stderr where
+        # the source-code context line has no level prefix, causing log
+        # aggregators to misclassify it as an error.
+        logging.captureWarnings(True)
+
         if app_config["ENABLE_TIME_ROTATE"]:
             logging.getLogger().setLevel(app_config["TIME_ROTATE_LOG_LEVEL"])
             handler = TimedRotatingFileHandler(
diff --git a/superset/utils/pandas_postprocessing/resample.py b/superset/utils/pandas_postprocessing/resample.py
index a689895bd62..d394ce0f138 100644
--- a/superset/utils/pandas_postprocessing/resample.py
+++ b/superset/utils/pandas_postprocessing/resample.py
@@ -54,5 +54,5 @@ def resample(
     else:
         _df = getattr(df.resample(rule), method)()
         if method in ("ffill", "bfill"):
-            _df = _df.fillna(method=method)
+            _df = getattr(_df, method)()
     return _df
diff --git a/superset/viz.py b/superset/viz.py
index c6c7cf699b7..21ddf85c233 100644
--- a/superset/viz.py
+++ b/superset/viz.py
@@ -2817,15 +2817,19 @@ class PartitionViz(NVD3TimeSeriesViz):
         return self.nest_values(levels)
 
 
+def _get_subclasses(cls: type[BaseViz]) -> set[type[BaseViz]]:
+    return set(cls.__subclasses__()).union(
+        [sc for c in cls.__subclasses__() for sc in _get_subclasses(c)]
+    )
+
+
 @deprecated(deprecated_in="3.0")
 def get_subclasses(cls: type[BaseViz]) -> set[type[BaseViz]]:
-    return set(cls.__subclasses__()).union(
-        [sc for c in cls.__subclasses__() for sc in get_subclasses(c)]
-    )
+    return _get_subclasses(cls)
 
 
 viz_types = {
     o.viz_type: o
-    for o in get_subclasses(BaseViz)
+    for o in _get_subclasses(BaseViz)
     if o.viz_type not in current_app.config["VIZ_TYPE_DENYLIST"]
 }