diff --git a/apps/desktop/src/composables/__tests__/useSidebarTableMutationRuntime.saphana.spec.ts b/apps/desktop/src/composables/__tests__/useSidebarTableMutationRuntime.saphana.spec.ts
new file mode 100644
index 0000000000..9fea94fbaa
--- /dev/null
+++ b/apps/desktop/src/composables/__tests__/useSidebarTableMutationRuntime.saphana.spec.ts
@@ -0,0 +1,161 @@
+import { beforeEach, describe, expect, it, vi } from "vitest";
+import { shallowRef } from "vue";
+import type { TreeNode } from "@/types/database";
+import { dropTableCascade, dropTablePreviewSql, emptyTablePreviewSql, sidebarDangerTarget, truncateTableCascade, truncateTablePreviewSql } from "@/components/sidebar/sidebarTreeDialogState";
+
+const mocks = vi.hoisted(() => ({
+  toast: vi.fn(),
+  buildDropTableSql: vi.fn(),
+  buildEmptyTableSql: vi.fn(),
+  buildTruncateTableSql: vi.fn(),
+  ensureConnected: vi.fn(),
+  executeWithProductionGuard: vi.fn(),
+  closeDroppedTableObjectTabsForNode: vi.fn(),
+  refreshMutatedTableDataTabsForNode: vi.fn(),
+  removeTreeNode: vi.fn(),
+  releaseActiveNodeReference: vi.fn(),
+}));
+
+vi.mock("vue-i18n", () => ({ useI18n: () => ({ t: (key: string) => key }) }));
+vi.mock("@/composables/useToast", () => ({ useToast: () => ({ toast: mocks.toast }) }));
+vi.mock("@/lib/database/dbAdminSql", async (importOriginal) => ({
+  ...(await importOriginal<typeof import("@/lib/database/dbAdminSql")>()),
+  buildDropTableSql: mocks.buildDropTableSql,
+  buildEmptyTableSql: mocks.buildEmptyTableSql,
+  buildTruncateTableSql: mocks.buildTruncateTableSql,
+}));
+
+import { useSidebarTableMutationRuntime } from "@/composables/useSidebarTableMutationRuntime";
+
+type ConfirmAction = "confirmDropTable" | "confirmEmptyTable" | "confirmTruncateTable";
+
+const actions: Array<{ action: ConfirmAction; builder: typeof mocks.buildDropTableSql; sql: string }> = [
+  { action: "confirmDropTable", builder: mocks.buildDropTableSql, sql: 'DROP TABLE "APP"."ORDERS";' },
+  { action: "confirmEmptyTable", builder: mocks.buildEmptyTableSql, sql: 'DELETE FROM "APP"."ORDERS";' },
+  { action: "confirmTruncateTable", builder: mocks.buildTruncateTableSql, sql: 'TRUNCATE TABLE "APP"."ORDERS";' },
+];
+
+function tableNode(database: string | null | undefined): TreeNode {
+  return {
+    id: "hana-1::APP:ORDERS",
+    label: "ORDERS",
+    type: "table",
+    connectionId: "hana-1",
+    database,
+    schema: "APP",
+    isExpanded: false,
+  } as TreeNode;
+}
+
+function runtime(database: string | null | undefined) {
+  const node = tableNode(database);
+  const activeNode = shallowRef(node);
+  const connectionStore = {
+    ensureConnected: mocks.ensureConnected,
+    removeTreeNode: mocks.removeTreeNode,
+  } as any;
+  const feature = useSidebarTableMutationRuntime({
+    activeNode,
+    releaseActiveNodeReference: mocks.releaseActiveNodeReference,
+    connectionStore,
+    currentDatabaseType: () => "saphana",
+    databaseTypeForNode: () => "saphana",
+    executeWithProductionGuard: mocks.executeWithProductionGuard,
+    closeDroppedTableObjectTabsForNode: mocks.closeDroppedTableObjectTabsForNode,
+    refreshMutatedTableDataTabsForNode: mocks.refreshMutatedTableDataTabsForNode,
+  });
+  return { feature, node };
+}
+
+describe("useSidebarTableMutationRuntime SAP HANA schema-scoped actions", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    sidebarDangerTarget.value = null;
+    dropTablePreviewSql.value = "";
+    emptyTablePreviewSql.value = "";
+    truncateTablePreviewSql.value = "";
+    dropTableCascade.value = false;
+    truncateTableCascade.value = false;
+    mocks.ensureConnected.mockResolvedValue(undefined);
+    mocks.executeWithProductionGuard.mockResolvedValue(undefined);
+    mocks.refreshMutatedTableDataTabsForNode.mockResolvedValue(undefined);
+    mocks.buildDropTableSql.mockResolvedValue('DROP TABLE "APP"."ORDERS";');
+    mocks.buildEmptyTableSql.mockResolvedValue('DELETE FROM "APP"."ORDERS";');
+    mocks.buildTruncateTableSql.mockResolvedValue('TRUNCATE TABLE "APP"."ORDERS";');
+  });
+
+  it.each(actions)("executes $action with an empty database context", async ({ action, builder, sql }) => {
+    const { feature, node } = runtime("");
+
+    await feature[action]();
+
+    expect(mocks.ensureConnected).toHaveBeenCalledOnce();
+    expect(mocks.ensureConnected).toHaveBeenCalledWith("hana-1");
+    expect(builder).toHaveBeenCalledOnce();
+    expect(builder).toHaveBeenCalledWith({ databaseType: "saphana", schema: "APP", tableName: "ORDERS" });
+    expect(mocks.executeWithProductionGuard).toHaveBeenCalledOnce();
+    expect(mocks.executeWithProductionGuard).toHaveBeenCalledWith(node, sql, { database: "", schema: "APP" });
+  });
+
+  it("removes the dropped table and releases its active reference", async () => {
+    const { feature, node } = runtime("");
+
+    await feature.confirmDropTable();
+
+    expect(mocks.closeDroppedTableObjectTabsForNode).toHaveBeenCalledWith(node);
+    expect(mocks.removeTreeNode).toHaveBeenCalledWith(node.id);
+    expect(mocks.releaseActiveNodeReference).toHaveBeenCalledWith([node.id]);
+  });
+
+  it.each(["confirmEmptyTable", "confirmTruncateTable"] as const)("refreshes data tabs after %s", async (action) => {
+    const { feature, node } = runtime("");
+
+    await feature[action]();
+
+    expect(mocks.refreshMutatedTableDataTabsForNode).toHaveBeenCalledWith(node);
+  });
+
+  it.each(actions)("preserves $action for a non-empty database context", async ({ action, sql }) => {
+    const { feature, node } = runtime("TENANT");
+
+    await feature[action]();
+
+    expect(mocks.executeWithProductionGuard).toHaveBeenCalledWith(node, sql, { database: "TENANT", schema: "APP" });
+  });
+
+  it.each([null, undefined])("rejects a %s database context", async (database) => {
+    for (const { action } of actions) {
+      const { feature } = runtime(database);
+      await feature[action]();
+    }
+
+    expect(mocks.ensureConnected).not.toHaveBeenCalled();
+    expect(mocks.buildDropTableSql).not.toHaveBeenCalled();
+    expect(mocks.buildEmptyTableSql).not.toHaveBeenCalled();
+    expect(mocks.buildTruncateTableSql).not.toHaveBeenCalled();
+    expect(mocks.executeWithProductionGuard).not.toHaveBeenCalled();
+  });
+
+  it("reports SQL generation failures without dropping local state", async () => {
+    const { feature } = runtime("");
+    mocks.buildDropTableSql.mockRejectedValueOnce(new Error("generation failed"));
+
+    await feature.confirmDropTable();
+
+    expect(mocks.executeWithProductionGuard).not.toHaveBeenCalled();
+    expect(mocks.closeDroppedTableObjectTabsForNode).not.toHaveBeenCalled();
+    expect(mocks.removeTreeNode).not.toHaveBeenCalled();
+    expect(mocks.releaseActiveNodeReference).not.toHaveBeenCalled();
+    expect(mocks.toast).toHaveBeenCalledWith("contextMenu.tableOperationFailed", 5000);
+  });
+
+  it("reports execution failures without refreshing data tabs", async () => {
+    const { feature } = runtime("");
+    mocks.executeWithProductionGuard.mockRejectedValueOnce(new Error("execution failed"));
+
+    await feature.confirmTruncateTable();
+
+    expect(mocks.refreshMutatedTableDataTabsForNode).not.toHaveBeenCalled();
+    expect(mocks.toast).toHaveBeenCalledWith("contextMenu.tableOperationFailed", 5000);
+  });
+});
diff --git a/apps/desktop/src/composables/useSidebarTableMutationRuntime.ts b/apps/desktop/src/composables/useSidebarTableMutationRuntime.ts
index 281989a26c..ca76a8acc7 100644
--- a/apps/desktop/src/composables/useSidebarTableMutationRuntime.ts
+++ b/apps/desktop/src/composables/useSidebarTableMutationRuntime.ts
@@ -153,7 +153,7 @@ export function useSidebarTableMutationRuntime(options: SidebarTableMutationRunt
 
   async function confirmDropTable() {
     const node = sidebarDangerTarget.value ?? activeNode.value;
-    if (!node.connectionId || !node.database) return;
+    if (!node.connectionId || node.database == null) return;
     try {
       await connectionStore.ensureConnected(node.connectionId);
       const sql = dropTablePreviewSql.value || (await buildDropTableSql(tableAdminSqlOptionsForNode(node, { cascade: dropTableCascade.value && supportsDropTableCascade(databaseTypeForNode(node)) })));
@@ -174,7 +174,7 @@ export function useSidebarTableMutationRuntime(options: SidebarTableMutationRunt
 
   async function confirmEmptyTable() {
     const node = sidebarDangerTarget.value ?? activeNode.value;
-    if (!node.connectionId || !node.database) return;
+    if (!node.connectionId || node.database == null) return;
     try {
       await connectionStore.ensureConnected(node.connectionId);
       const sql = emptyTablePreviewSql.value || (await buildEmptyTableSql(tableAdminSqlOptionsForNode(node)));
@@ -195,7 +195,7 @@ export function useSidebarTableMutationRuntime(options: SidebarTableMutationRunt
 
   async function confirmTruncateTable() {
     const node = sidebarDangerTarget.value ?? activeNode.value;
-    if (!node.connectionId || !node.database) return;
+    if (!node.connectionId || node.database == null) return;
     try {
       await connectionStore.ensureConnected(node.connectionId);
       const sql = truncateTablePreviewSql.value || (await buildTruncateTableSql(tableAdminSqlOptionsForNode(node, { cascade: truncateTableCascade.value && supportsTruncateTableCascade(databaseTypeForNode(node)) })));