fix(grid): allow deleting rows from DISTINCT join results

apps/desktop/src/stores/queryStore.ts

@@ -4432,7 +4432,11 @@ export const useQueryStore = defineStore("query", () => {
       const queryAnalysis = {
         ...target.analysis,
         ...(target.analysis.distinct && canInsertIntoEditableQuerySource(tab, dbType as DatabaseType, target, target.sourceColumns) ? { allowInsert: true } : {}),
-        allowDelete: !target.analysis.distinct,
+        // A DISTINCT result is still one-to-one with the selected source row
+        // when that source's complete primary key is present in the projection.
+        // The candidate filter above guarantees that identity before enabling
+        // the primary-key based delete SQL.
+        allowDelete: true,
         allowInsertDelete: false,
         multiSource: true,
       };

packages/app-tests/queryStore.test.ts

@@ -3438,7 +3438,7 @@ test("binds DISTINCT qualified-star edits to the single safe joined source", asy
     assert.equal(tab?.queryAnalysis?.multiSource, true);
     assert.equal(tab?.queryAnalysis?.distinct, true);
     assert.equal(tab?.queryAnalysis?.allowInsert, true);
-    assert.equal(tab?.queryAnalysis?.allowDelete, false);
+    assert.equal(tab?.queryAnalysis?.allowDelete, true);
     assert.equal(tab?.queryAnalysis?.allowInsertDelete, false);
     assert.equal(tab?.tableMeta?.tableName, "users");
     assert.deepEqual(tab?.querySourceColumns, ["id", "name"]);