diff --git a/python/plugins/processing/algs/gdal/Buffer.py b/python/plugins/processing/algs/gdal/Buffer.py
index 63a97eec98fd..3a30c099f632 100644
--- a/python/plugins/processing/algs/gdal/Buffer.py
+++ b/python/plugins/processing/algs/gdal/Buffer.py
@@ -134,8 +134,15 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         source_details = self.getOgrCompatibleSource(
             self.INPUT, parameters, context, feedback, executing
         )
+        if not source_details.layer_name:
+            raise QgsProcessingException(
+                self.invalidSourceError(parameters, self.INPUT)
+            )
 
-        geometry = self.parameterAsString(parameters, self.GEOMETRY, context)
+        if source_details.geometry_column_name:
+            geometry = source_details.geometry_column_name
+        else:
+            geometry = self.parameterAsString(parameters, self.GEOMETRY, context)
         distance = self.parameterAsDouble(parameters, self.DISTANCE, context)
         fieldName = self.parameterAsString(parameters, self.FIELD, context)
         dissolve = self.parameterAsBoolean(parameters, self.DISSOLVE, context)
@@ -167,6 +174,9 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
 
         arguments.append(sql)
 
+        if source_details.geometry_column_name:
+            arguments.append("-nlt PROMOTE_TO_MULTI")
+
         if self.parameterAsBoolean(parameters, self.EXPLODE_COLLECTIONS, context):
             arguments.append("-explodecollections")
 
diff --git a/python/plugins/processing/algs/gdal/ClipVectorByExtent.py b/python/plugins/processing/algs/gdal/ClipVectorByExtent.py
index 5676a92ae0c0..31ddba2fe6c6 100644
--- a/python/plugins/processing/algs/gdal/ClipVectorByExtent.py
+++ b/python/plugins/processing/algs/gdal/ClipVectorByExtent.py
@@ -84,6 +84,10 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         input_details = self.getOgrCompatibleSource(
             self.INPUT, parameters, context, feedback, executing
         )
+        if not input_details.layer_name:
+            raise QgsProcessingException(
+                self.invalidSourceError(parameters, self.INPUT)
+            )
         source = self.parameterAsSource(parameters, self.INPUT, context)
         if source is None:
             raise QgsProcessingException(
diff --git a/python/plugins/processing/algs/gdal/ClipVectorByMask.py b/python/plugins/processing/algs/gdal/ClipVectorByMask.py
index cdf4793c8cc0..c3d6e6fae295 100644
--- a/python/plugins/processing/algs/gdal/ClipVectorByMask.py
+++ b/python/plugins/processing/algs/gdal/ClipVectorByMask.py
@@ -25,6 +25,7 @@
     QgsProcessingParameterDefinition,
     QgsProcessingParameterString,
     QgsProcessingParameterFeatureSource,
+    QgsProcessingException,
     QgsProcessingParameterVectorDestination,
 )
 from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
@@ -94,6 +95,10 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         input_details = self.getOgrCompatibleSource(
             self.INPUT, parameters, context, feedback, executing
         )
+        if not input_details.layer_name:
+            raise QgsProcessingException(
+                self.invalidSourceError(parameters, self.INPUT)
+            )
         mask_details = self.getOgrCompatibleSource(
             self.MASK, parameters, context, feedback, executing
         )
diff --git a/python/plugins/processing/algs/gdal/Dissolve.py b/python/plugins/processing/algs/gdal/Dissolve.py
index 133dca5e585c..5f827c9e27ba 100644
--- a/python/plugins/processing/algs/gdal/Dissolve.py
+++ b/python/plugins/processing/algs/gdal/Dissolve.py
@@ -146,9 +146,16 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         input_details = self.getOgrCompatibleSource(
             self.INPUT, parameters, context, feedback, executing
         )
-        geometry = self.parameterAsString(parameters, self.GEOMETRY, context)
-        fieldName = self.parameterAsString(parameters, self.FIELD, context)
+        if not input_details.layer_name:
+            raise QgsProcessingException(
+                self.invalidSourceError(parameters, self.INPUT)
+            )
+        if input_details.geometry_column_name:
+            geometry = input_details.geometry_column_name
+        else:
+            geometry = self.parameterAsString(parameters, self.GEOMETRY, context)
 
+        fieldName = self.parameterAsString(parameters, self.FIELD, context)
         options = self.parameterAsString(parameters, self.OPTIONS, context)
         outFile = self.parameterAsOutputLayer(parameters, self.OUTPUT, context)
         self.setOutputValue(self.OUTPUT, outFile)
diff --git a/python/plugins/processing/algs/gdal/ExecuteSql.py b/python/plugins/processing/algs/gdal/ExecuteSql.py
index e866395a1620..fda61c1b745a 100644
--- a/python/plugins/processing/algs/gdal/ExecuteSql.py
+++ b/python/plugins/processing/algs/gdal/ExecuteSql.py
@@ -100,6 +100,10 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         input_details = self.getOgrCompatibleSource(
             self.INPUT, parameters, context, feedback, executing
         )
+        if not input_details.layer_name:
+            raise QgsProcessingException(
+                self.invalidSourceError(parameters, self.INPUT)
+            )
         sql = self.parameterAsString(parameters, self.SQL, context)
         options = self.parameterAsString(parameters, self.OPTIONS, context)
         outFile = self.parameterAsOutputLayer(parameters, self.OUTPUT, context)
diff --git a/python/plugins/processing/algs/gdal/GdalAlgorithm.py b/python/plugins/processing/algs/gdal/GdalAlgorithm.py
index 6ce5279ba254..dcc7d2513ac3 100644
--- a/python/plugins/processing/algs/gdal/GdalAlgorithm.py
+++ b/python/plugins/processing/algs/gdal/GdalAlgorithm.py
@@ -92,7 +92,11 @@ def getOgrCompatibleSource(
             parameters = {parameter_name: parameters[parameter_name].source}
 
         input_layer = self.parameterAsVectorLayer(parameters, parameter_name, context)
-        if input_layer is None or input_layer.providerType() in ("memory", "grass"):
+        if input_layer is None or input_layer.providerType() in (
+            "virtual",
+            "memory",
+            "grass",
+        ):
             if executing:
                 # parameter is not a vector layer - try to convert to a source compatible with OGR
                 # and extract selection if required
@@ -108,6 +112,7 @@ def getOgrCompatibleSource(
                 return GdalConnectionDetails(
                     connection_string=ogr_data_path,
                     layer_name=GdalUtils.ogrLayerName(ogr_data_path),
+                    geometry_column_name="geom",
                 )
             else:
                 # not executing - don't waste time converting incompatible sources, just return dummy strings
diff --git a/python/plugins/processing/algs/gdal/GdalAlgorithmDialog.py b/python/plugins/processing/algs/gdal/GdalAlgorithmDialog.py
index 618af021698f..49a8a7b1c087 100644
--- a/python/plugins/processing/algs/gdal/GdalAlgorithmDialog.py
+++ b/python/plugins/processing/algs/gdal/GdalAlgorithmDialog.py
@@ -159,7 +159,7 @@ def parametersHaveChanged(self):
 
             try:
                 commands = self.algorithm().getConsoleCommands(
-                    parameters, context, feedback, executing=False
+                    parameters, context, feedback, executing=True
                 )
                 commands = [c for c in commands if c not in ["cmd.exe", "/C "]]
                 self.text.setPlainText(" ".join(commands))
diff --git a/python/plugins/processing/algs/gdal/GdalUtils.py b/python/plugins/processing/algs/gdal/GdalUtils.py
index dde752aef547..92209e28ff32 100644
--- a/python/plugins/processing/algs/gdal/GdalUtils.py
+++ b/python/plugins/processing/algs/gdal/GdalUtils.py
@@ -62,6 +62,7 @@ class GdalConnectionDetails:
     open_options: Optional[list[str]] = None
     layer_name: Optional[str] = None
     credential_options: Optional[dict] = None
+    geometry_column_name: Optional[str] = None
 
     def open_options_as_arguments(self) -> list[str]:
         """
diff --git a/python/plugins/processing/algs/gdal/OgrToPostGis.py b/python/plugins/processing/algs/gdal/OgrToPostGis.py
index 5bfcd6b63bb0..64a94a1f4e50 100644
--- a/python/plugins/processing/algs/gdal/OgrToPostGis.py
+++ b/python/plugins/processing/algs/gdal/OgrToPostGis.py
@@ -397,7 +397,10 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         pk = self.parameterAsString(parameters, self.PK, context)
         pkstring = "-lco FID=" + pk
         primary_key = self.parameterAsString(parameters, self.PRIMARY_KEY, context)
-        geocolumn = self.parameterAsString(parameters, self.GEOCOLUMN, context)
+        if input_details.geometry_column_name:
+            geocolumn = input_details.geometry_column_name
+        else:
+            geocolumn = self.parameterAsString(parameters, self.GEOCOLUMN, context)
         geocolumnstring = "-lco GEOMETRY_NAME=" + geocolumn
         dim = self.DIMLIST[self.parameterAsEnum(parameters, self.DIM, context)]
         dimstring = "-lco DIM=" + dim
diff --git a/python/plugins/processing/algs/gdal/OneSideBuffer.py b/python/plugins/processing/algs/gdal/OneSideBuffer.py
index f9b85b56dec1..fe03833fe248 100644
--- a/python/plugins/processing/algs/gdal/OneSideBuffer.py
+++ b/python/plugins/processing/algs/gdal/OneSideBuffer.py
@@ -151,7 +151,14 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         input_details = self.getOgrCompatibleSource(
             self.INPUT, parameters, context, feedback, executing
         )
-        geometry = self.parameterAsString(parameters, self.GEOMETRY, context)
+        if not input_details.layer_name:
+            raise QgsProcessingException(
+                self.invalidSourceError(parameters, self.INPUT)
+            )
+        if input_details.geometry_column_name:
+            geometry = input_details.geometry_column_name
+        else:
+            geometry = self.parameterAsString(parameters, self.GEOMETRY, context)
         distance = self.parameterAsDouble(parameters, self.DISTANCE, context)
         side = self.parameterAsEnum(parameters, self.BUFFER_SIDE, context)
         fieldName = self.parameterAsString(parameters, self.FIELD, context)
diff --git a/python/plugins/processing/algs/gdal/PointsAlongLines.py b/python/plugins/processing/algs/gdal/PointsAlongLines.py
index 7b68237a027a..db39a7b18f19 100644
--- a/python/plugins/processing/algs/gdal/PointsAlongLines.py
+++ b/python/plugins/processing/algs/gdal/PointsAlongLines.py
@@ -114,8 +114,15 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         input_details = self.getOgrCompatibleSource(
             self.INPUT, parameters, context, feedback, executing
         )
+        if not input_details.layer_name:
+            raise QgsProcessingException(
+                self.invalidSourceError(parameters, self.INPUT)
+            )
         distance = self.parameterAsDouble(parameters, self.DISTANCE, context)
-        geometry = self.parameterAsString(parameters, self.GEOMETRY, context)
+        if input_details.geometry_column_name:
+            geometry = input_details.geometry_column_name
+        else:
+            geometry = self.parameterAsString(parameters, self.GEOMETRY, context)
         outFile = self.parameterAsOutputLayer(parameters, self.OUTPUT, context)
         self.setOutputValue(self.OUTPUT, outFile)
         options = self.parameterAsString(parameters, self.OPTIONS, context)
diff --git a/python/plugins/processing/algs/gdal/ogr2ogr.py b/python/plugins/processing/algs/gdal/ogr2ogr.py
index 3040b8242eac..ed64588f05d1 100644
--- a/python/plugins/processing/algs/gdal/ogr2ogr.py
+++ b/python/plugins/processing/algs/gdal/ogr2ogr.py
@@ -99,6 +99,10 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         input_details = self.getOgrCompatibleSource(
             self.INPUT, parameters, context, feedback, executing
         )
+        if not input_details.layer_name:
+            raise QgsProcessingException(
+                self.invalidSourceError(parameters, self.INPUT)
+            )
         convertAllLayers = self.parameterAsBoolean(
             parameters, self.CONVERT_ALL_LAYERS, context
         )
diff --git a/python/plugins/processing/algs/gdal/ogr2ogrtopostgislist.py b/python/plugins/processing/algs/gdal/ogr2ogrtopostgislist.py
index 364d684067a6..4b2422ca6a1c 100644
--- a/python/plugins/processing/algs/gdal/ogr2ogrtopostgislist.py
+++ b/python/plugins/processing/algs/gdal/ogr2ogrtopostgislist.py
@@ -364,6 +364,10 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         input_details = self.getOgrCompatibleSource(
             self.INPUT, parameters, context, feedback, executing
         )
+        if not input_details.layer_name:
+            raise QgsProcessingException(
+                self.invalidSourceError(parameters, self.INPUT)
+            )
         shapeEncoding = self.parameterAsString(parameters, self.SHAPE_ENCODING, context)
         ssrs = self.parameterAsCrs(parameters, self.S_SRS, context)
         tsrs = self.parameterAsCrs(parameters, self.T_SRS, context)
@@ -373,7 +377,10 @@ def getConsoleCommands(self, parameters, context, feedback, executing=True):
         pk = self.parameterAsString(parameters, self.PK, context)
         pkstring = "-lco FID=" + pk
         primary_key = self.parameterAsString(parameters, self.PRIMARY_KEY, context)
-        geocolumn = self.parameterAsString(parameters, self.GEOCOLUMN, context)
+        if input_details.geometry_column_name:
+            geocolumn = input_details.geometry_column_name
+        else:
+            geocolumn = self.parameterAsString(parameters, self.GEOCOLUMN, context)
         geocolumnstring = "-lco GEOMETRY_NAME=" + geocolumn
         dim = self.DIMLIST[self.parameterAsEnum(parameters, self.DIM, context)]
         dimstring = "-lco DIM=" + dim