#3811 Set default datasource for unassigned SQL editor

Former-commit-id: f22b987e

plugins/org.jkiss.dbeaver.core/src/org/jkiss/dbeaver/ui/editors/sql/SQLEditor.java

@@ -1141,7 +1141,15 @@ public class SQLEditor extends SQLEditorBase implements
             log.error("Error loading input SQL file", e);
         }
         syntaxLoaded = false;
-        setDataSourceContainer(EditorUtils.getInputDataSource(editorInput));
+        DBPDataSourceContainer inputDataSource = EditorUtils.getInputDataSource(editorInput);
+        if (inputDataSource == null) {
+            // No datasource. Try to get one from active part
+            IWorkbenchPart activePart = getSite().getWorkbenchWindow().getActivePage().getActivePart();
+            if (activePart instanceof IDataSourceContainerProvider) {
+                inputDataSource = ((IDataSourceContainerProvider) activePart).getDataSourceContainer();
+            }
+        }
+        setDataSourceContainer(inputDataSource);
         setPartName(getEditorName());
         if (isNonPersistentEditor()) {
             setTitleImage(DBeaverIcons.getImage(UIIcon.SQL_CONSOLE));