diff --git a/apps/desktop/src/components/layout/AppSidebar.connectionMultiSelect.spec.ts b/apps/desktop/src/components/layout/AppSidebar.connectionMultiSelect.spec.ts
index ade7b1fb5b..4ae0a2ad0d 100644
--- a/apps/desktop/src/components/layout/AppSidebar.connectionMultiSelect.spec.ts
+++ b/apps/desktop/src/components/layout/AppSidebar.connectionMultiSelect.spec.ts
@@ -212,6 +212,44 @@ describe("AppSidebar connection multi-select moves", () => {
     expect(mocks.store.selectedTreeNodeIds).toEqual([]);
   });
 
+  it("shows the selected count beside the connection title instead of as a toolbar item", async () => {
+    setSelection(["conn-visible", "conn-hidden"]);
+    const host = await mountSidebar();
+
+    const count = host.querySelector("[data-connection-selection-count]");
+    expect(count?.textContent?.trim()).toBe("connectionGroup.selectedConnections");
+    expect(count?.previousElementSibling?.textContent?.trim()).toBe("sidebar.connections");
+  });
+
+  it("exits connection multi-select when Escape is pressed in the sidebar", async () => {
+    setSelection(["conn-visible", "conn-hidden"]);
+    const host = await mountSidebar();
+    const event = new KeyboardEvent("keydown", { key: "Escape", bubbles: true, cancelable: true });
+
+    host.querySelector<HTMLElement>(".app-sidebar-panel")!.dispatchEvent(event);
+    await nextTick();
+
+    expect(event.defaultPrevented).toBe(true);
+    expect(mocks.store.selectedTreeNodeIds).toEqual([]);
+    expect(mocks.store.selectedTreeNodeId).toBeNull();
+    expect(mocks.store.treeSelectionAnchorId).toBeNull();
+    expect(mocks.store.connectionMultiSelectActive).toBe(false);
+  });
+
+  it("does not exit connection multi-select when Escape comes from an input", async () => {
+    setSelection(["conn-visible", "conn-hidden"]);
+    const host = await mountSidebar();
+    click(host.querySelector('[data-tooltip="connectionGroup.createGroup"] button'));
+    await nextTick();
+    const input = host.querySelector<HTMLInputElement>("[data-dialog] input");
+
+    input!.dispatchEvent(new KeyboardEvent("keydown", { key: "Escape", bubbles: true, cancelable: true }));
+    await nextTick();
+
+    expect(mocks.store.selectedTreeNodeIds).toEqual(["conn-visible", "conn-hidden"]);
+    expect(mocks.store.connectionMultiSelectActive).toBe(true);
+  });
+
   it("keeps selection on cancel and releases it after creating a new group", async () => {
     setSelection(["conn-visible", "conn-hidden"]);
     const host = await mountSidebar();
diff --git a/apps/desktop/src/components/layout/AppSidebar.vue b/apps/desktop/src/components/layout/AppSidebar.vue
index a90e4e220b..0683c3c033 100644
--- a/apps/desktop/src/components/layout/AppSidebar.vue
+++ b/apps/desktop/src/components/layout/AppSidebar.vue
@@ -9,7 +9,7 @@ import { Input } from "@/components/ui/input";
 import LightDropdown from "@/components/ui/LightDropdown.vue";
 import LightTooltip from "@/components/ui/LightTooltip.vue";
 import ConnectionTree from "@/components/sidebar/ConnectionTree.vue";
-import { applyConnectionMultiSelection, emptyConnectionMultiSelection } from "@/lib/sidebar/sidebarConnectionMultiSelect";
+import { applyConnectionMultiSelection, emptyConnectionMultiSelection, isExitConnectionMultiSelectionShortcut } from "@/lib/sidebar/sidebarConnectionMultiSelect";
 import { useConnectionStore } from "@/stores/connectionStore";
 import { useToast } from "@/composables/useToast";
 
@@ -90,6 +90,18 @@ function clearConnectionMultiSelection() {
   applyConnectionMultiSelection(connectionStore, emptyConnectionMultiSelection());
 }
 
+function isEditableSidebarTarget(target: EventTarget | null): boolean {
+  if (!(target instanceof HTMLElement)) return false;
+  return target instanceof HTMLInputElement || target instanceof HTMLTextAreaElement || target instanceof HTMLSelectElement || target.isContentEditable || !!target.closest("[contenteditable='true'], [role='textbox']");
+}
+
+function onSidebarKeydown(event: KeyboardEvent) {
+  if (event.defaultPrevented || !connectionStore.connectionMultiSelectActive || !isExitConnectionMultiSelectionShortcut(event) || isEditableSidebarTarget(event.target)) return;
+  event.preventDefault();
+  event.stopPropagation();
+  clearConnectionMultiSelection();
+}
+
 function toggleAllConnectionsSelected() {
   if (allConnectionsSelected.value) {
     clearConnectionMultiSelection();
@@ -153,13 +165,17 @@ defineExpose({ focusSearch });
 </script>
 
 <template>
-  <div class="app-sidebar-panel h-full shrink-0 relative select-none" :class="classicLayout ? '' : 'rounded-md border border-border/80 bg-background'" :style="{ width: sidebarWidth + 'px' }">
+  <div class="app-sidebar-panel h-full shrink-0 relative select-none" :class="classicLayout ? '' : 'rounded-md border border-border/80 bg-background'" :style="{ width: sidebarWidth + 'px' }" @keydown="onSidebarKeydown">
     <div class="h-full flex flex-col overflow-hidden">
       <div class="app-sidebar-toolbar flex items-center gap-px px-3 text-xs font-medium text-muted-foreground border-b bg-muted/20" :class="classicLayout ? 'h-9' : 'h-10'">
-        <span class="flex self-stretch items-center truncate" data-tauri-drag-region>{{ t("sidebar.connections") }}</span>
+        <span class="flex min-w-0 self-stretch items-center" data-tauri-drag-region>
+          <span class="truncate" data-tauri-drag-region>{{ t("sidebar.connections") }}</span>
+          <span v-if="showConnectionMultiSelectToolbar" class="ml-1.5 shrink-0 text-[11px] font-normal text-muted-foreground/80" data-connection-selection-count>
+            {{ t("connectionGroup.selectedConnections", { count: selectedConnectionCount }) }}
+          </span>
+        </span>
         <span class="flex-1 self-stretch" data-tauri-drag-region />
         <template v-if="showConnectionMultiSelectToolbar">
-          <span class="mr-1 text-[11px] font-medium text-muted-foreground">{{ selectedConnectionCount }}</span>
           <LightTooltip :text="t('connectionGroup.createGroup')" side="bottom" :delay="0" :close-delay="0" nowrap>
             <Button variant="ghost" size="icon" class="h-5 w-5" @click="openCreateSelectedGroupDialog">
               <FolderPlus class="h-3 w-3" />
diff --git a/apps/desktop/src/components/sidebar/ConnectionTree.vue b/apps/desktop/src/components/sidebar/ConnectionTree.vue
index a0523bef26..dee191e03d 100644
--- a/apps/desktop/src/components/sidebar/ConnectionTree.vue
+++ b/apps/desktop/src/components/sidebar/ConnectionTree.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { ref, shallowRef, computed, nextTick, watch, provide, onMounted, onUnmounted, type Component, type ComponentPublicInstance, type CSSProperties } from "vue";
 import { useI18n } from "vue-i18n";
-import { Search, X, ListFilter, ListOrdered, ArrowDownAZ, ArrowUpZA, CircleDot, Crosshair, Server, Database, FolderTree, Table2, Eye, RotateCcw } from "@lucide/vue";
+import { Search, X, ListFilter, ListOrdered, ArrowDownAZ, ArrowUpZA, CircleDot, Crosshair, Server, Database, FolderTree, Table2, Eye, RotateCcw, Loader2, Unplug } from "@lucide/vue";
 import { useConnectionStore } from "@/stores/connectionStore";
 import { useQueryStore } from "@/stores/queryStore";
 import { useSettingsStore } from "@/stores/settingsStore";
@@ -52,6 +52,7 @@ import { sidebarDisplayTableName } from "@/lib/sidebar/sidebarTableNameDisplay";
 import { alignedSidebarCommentLabelWidths, isSidebarCommentAlignableNode, sidebarTreeNaturalContentWidth, sidebarTreeNodeComment, usesFullWidthTreeLabel } from "@/lib/sidebar/sidebarTreeItemLayout";
 import { formatSidebarObjectStorage, sidebarTableStorageScopes, supportsSidebarTableStorage } from "@/lib/sidebar/sidebarDatabaseStorage";
 import { sidebarScrollbarGeometry as calculateSidebarScrollbarGeometry } from "@/lib/sidebar/sidebarScrollbar";
+import { disconnectSidebarConnections } from "@/lib/sidebar/sidebarConnectionDisconnect";
 
 const { t } = useI18n();
 const store = useConnectionStore();
@@ -61,6 +62,7 @@ const { toast } = useToast();
 const searchQuery = ref("");
 const deferredSearchQuery = ref("");
 const showConnectedConnectionsOnly = ref(false);
+const isDisconnectingAllActiveConnections = ref(false);
 const searchInputRef = ref<HTMLInputElement>();
 const rootRef = ref<HTMLElement>();
 const pointerInsideTree = ref(false);
@@ -159,6 +161,39 @@ watch(
   { flush: "sync" },
 );
 
+watch(
+  [showConnectedConnectionsOnly, () => store.connectedIds.size],
+  ([showConnectedOnly, activeConnectionCount]) => {
+    if (showConnectedOnly && activeConnectionCount === 0) showConnectedConnectionsOnly.value = false;
+  },
+  { flush: "sync" },
+);
+
+async function disconnectAllActiveConnections() {
+  if (isDisconnectingAllActiveConnections.value) return;
+  const connectionIds = [...store.connectedIds];
+  if (!connectionIds.length) {
+    showConnectedConnectionsOnly.value = false;
+    return;
+  }
+
+  isDisconnectingAllActiveConnections.value = true;
+  try {
+    const result = await disconnectSidebarConnections(connectionIds, (connectionId) => store.disconnect(connectionId));
+    if (!result.failed) {
+      toast(t("connection.disconnectedSelected", { count: connectionIds.length }), 2000);
+    } else if (result.succeeded > 0) {
+      toast(t("connection.disconnectSelectedPartial", { succeeded: result.succeeded, failed: result.failed }), 5000);
+    } else {
+      const message = result.firstError instanceof Error ? result.firstError.message : String(result.firstError);
+      toast(t("connection.saveFailed", { message }), 5000);
+    }
+  } finally {
+    isDisconnectingAllActiveConnections.value = false;
+    if (store.connectedIds.size === 0) showConnectedConnectionsOnly.value = false;
+  }
+}
+
 function refreshActiveSidebarTableSearches() {
   if (isTreeSearchFiltering.value) return;
   for (const parentNodeId of Object.keys(store.sidebarTableSearchQueries)) {
@@ -1974,6 +2009,13 @@ defineExpose({ focusSearch, createNewGroup, collapseAllTreeNodes });
         </div>
       </div>
     </CustomContextMenu>
+    <div v-if="showConnectedConnectionsOnly && store.connectedIds.size > 0" class="shrink-0 border-t border-border bg-background px-2 py-2">
+      <Button type="button" variant="outline" size="sm" class="h-7 w-full justify-center gap-1.5 text-xs" :disabled="isDisconnectingAllActiveConnections" @click="disconnectAllActiveConnections">
+        <Loader2 v-if="isDisconnectingAllActiveConnections" class="h-3.5 w-3.5 animate-spin" />
+        <Unplug v-else class="h-3.5 w-3.5" />
+        {{ t("sidebar.disconnectAllActiveConnections") }}
+      </Button>
+    </div>
     <SidebarDdlViewDialog
       v-if="sidebarDdlTarget"
       v-model:open="sidebarDdlOpen"
diff --git a/apps/desktop/src/components/sidebar/SidebarTreeRuntimeHost.vue b/apps/desktop/src/components/sidebar/SidebarTreeRuntimeHost.vue
index c4dd973fd2..953912e937 100644
--- a/apps/desktop/src/components/sidebar/SidebarTreeRuntimeHost.vue
+++ b/apps/desktop/src/components/sidebar/SidebarTreeRuntimeHost.vue
@@ -140,7 +140,7 @@ import { getTableStructureCapabilities } from "@/lib/table/tableStructureCapabil
 import { connectionObjectTreeNodeSchema, connectionObjectTreeQuerySchema, connectionUsesDatabaseObjectTreeMode, effectiveDatabaseTypeForConnection, tableStructureDatabaseTypeForConnection } from "@/lib/database/jdbcDialect";
 import { hasTreeNodeDatabaseContext } from "@/lib/sidebar/treeNodeContext";
 import { defaultPasteTableMode, pasteTableModeCopiesData, supportsWholeRowTableDataCopy, tableClipboardMatchesTarget, tableClipboardMenuState, tableClipboardSourceContext, tableDataCopyColumnOptions, type TableClipboardContext, type TableClipboardTableContext } from "@/lib/table/tableClipboard";
-import { selectedTreeNodesInVisibleOrder as orderSelectedTreeNodes } from "@/lib/sidebar/sidebarTreeSelection";
+import { selectedSidebarBatchTargets, selectedTreeNodesInVisibleOrder as orderSelectedTreeNodes } from "@/lib/sidebar/sidebarTreeSelection";
 import { connectionPasteTargetGroupId, selectedConnectionClipboardTargets, selectedConnectionEditTarget } from "@/lib/sidebar/sidebarConnectionSelection";
 import { connectionSupportsDatabaseUserAdmin, resolveDatabaseUserAdminProviderForConnection, type DatabaseUserIdentity } from "@/lib/database/databaseUserAdmin";
 import { authorizationPlanSql, authorizationPlanStatus, buildCreateDatabaseAuthorizationPlan, executeAuthorizationPlan, type AuthorizationPlan, type AuthorizationStepResult } from "@/lib/database/databaseAuthorizationPlan";
@@ -368,6 +368,8 @@ const {
   canBackupSqliteDatabase,
   backupSqliteDatabase,
   disconnectConnection,
+  connectionDisconnectMenuLabel,
+  canDisconnectConnection,
   cancelConnectionAttempt,
   closeDatabaseConnection,
   isPinned,
@@ -1934,14 +1936,7 @@ async function refreshMutatedTableDataTabsForNodes(nodes: readonly TreeNode[]) {
 }
 
 function selectedBatchDropTargets(): TreeNode[] {
-  const selected = selectedTreeNodesInVisibleOrder();
-  if (selected.length <= 1 || !selected.some((node) => node.id === activeNode.value.id)) return [];
-  const first = selected[0];
-  if (!first?.connectionId || !first.database || !selected.every((node) => node.type === first.type)) return [];
-  if (!selected.every((node) => node.connectionId === first.connectionId && node.database === first.database && canDropTreeNode(node))) {
-    return [];
-  }
-  return selected;
+  return selectedSidebarBatchTargets(activeNode.value, selectedTreeNodesInVisibleOrder(), canDropTreeNode);
 }
 
 function selectedBatchTableTargets(): TreeNode[] {
@@ -4152,10 +4147,10 @@ function buildConnectionSidebarMenu(context: SidebarMenuFactoryContext): boolean
   if (node.type === "connection") {
     if (isConnecting.value) {
       items.push({ label: t("connection.cancelConnecting"), action: cancelConnectionAttempt, icon: X });
+    } else if (canDisconnectConnection()) {
+      items.push({ label: connectionDisconnectMenuLabel(), action: disconnectConnection, icon: Unplug });
     } else if (!isConnected.value) {
       items.push({ label: t("contextMenu.openConnection"), action: toggle, icon: Plug });
-    } else {
-      items.push({ label: t("contextMenu.closeConnection"), action: disconnectConnection, icon: Unplug });
     }
     items.push({ label: "", separator: true });
     items.push({ label: t("contextMenu.copyName"), action: copyName, icon: Copy, shortcut: shortcutCopyName.value });
@@ -5044,11 +5039,17 @@ function bindMenuTarget(items: ContextMenuItem[], target: SidebarActionTarget, s
 function buildContextMenu(node: TreeNode): ContextMenuItem[] {
   const previousNode = activeNode.value;
   const menuContext = createSidebarMenuContext(node, connectionStore.selectedTreeNodeIds, databaseTypeForNode(node));
+  acceptedSelectionIds = menuContext.selectedNodeIds;
   activateRuntimeNode(node);
   claimTreeItemDialogOwnership();
   ensureDangerDialogRouting();
   routeTreeItemDialogController();
-  const rawItems = treeItemMenuItems();
+  let rawItems: ContextMenuItem[];
+  try {
+    rawItems = treeItemMenuItems();
+  } finally {
+    acceptedSelectionIds = null;
+  }
   // Normalization is intentionally evaluated only when a menu opens. Besides
   // parity tests, it provides deterministic action identifiers for diagnostics.
   normalizeSidebarMenuDescriptors(menuContext, rawItems);
diff --git a/apps/desktop/src/components/sidebar/TreeItem.vue b/apps/desktop/src/components/sidebar/TreeItem.vue
index 16d62b7e03..549de41de3 100644
--- a/apps/desktop/src/components/sidebar/TreeItem.vue
+++ b/apps/desktop/src/components/sidebar/TreeItem.vue
@@ -59,8 +59,8 @@ import { connectionDisplayUrlScheme } from "@/lib/connection/connectionPresentat
 import { hexToRgba } from "@/lib/common/color";
 import { sidebarDisplayTableName } from "@/lib/sidebar/sidebarTableNameDisplay";
 import { shouldMeasureSidebarLabelOverflow } from "@/lib/sidebar/sidebarLabelTooltip";
-import { treeSelectionRangeIdsByIndex, treeSelectionRangeIds } from "@/lib/sidebar/sidebarTreeSelection";
-import { applyConnectionMultiSelection, connectionMultiSelectionAfterToggle } from "@/lib/sidebar/sidebarConnectionMultiSelect";
+import { filterSidebarModifierSelectionIds, supportsSidebarModifierSelection, treeSelectionRangeIdsByIndex, treeSelectionRangeIds } from "@/lib/sidebar/sidebarTreeSelection";
+import { applyConnectionMultiSelection, applyTreeNodeSelection, connectionMultiSelectionAfterToggle } from "@/lib/sidebar/sidebarConnectionMultiSelect";
 import { isSidebarDatabaseOpenForVisual } from "@/lib/sidebar/sidebarDatabaseOpenState";
 import { sidebarTreeContextKey } from "@/lib/sidebar/sidebarTreeContext";
 import { connectionCanConfigureSidebarVisibleDatabases } from "@/lib/sidebar/sidebarVisibleFilterMenu";
@@ -524,25 +524,45 @@ function selectSingleTreeNode(node: TreeNode) {
 }
 
 function toggleTreeNodeSelection(node: TreeNode) {
-  connectionStore.connectionMultiSelectActive = false;
+  if (!supportsSidebarModifierSelection(node)) {
+    selectSingleTreeNode(node);
+    return;
+  }
   const ids = new Set(connectionStore.selectedTreeNodeIds);
   if (ids.has(node.id)) ids.delete(node.id);
   else ids.add(node.id);
-  connectionStore.selectedTreeNodeIds = ids.size ? [...ids] : [node.id];
-  connectionStore.selectedTreeNodeId = node.id;
-  connectionStore.treeSelectionAnchorId = node.id;
+  const filteredIds = filterSidebarModifierSelectionIds(visibleTreeNodes(), [...ids]);
+  applyTreeNodeSelection(
+    connectionStore,
+    {
+      nodeIds: filteredIds.length ? filteredIds : [node.id],
+      activeNodeId: node.id,
+      anchorNodeId: node.id,
+    },
+    new Set(connectionStore.connections.map((connection) => connection.id)),
+  );
 }
 
 function selectTreeNodeRange(node: TreeNode) {
-  connectionStore.connectionMultiSelectActive = false;
+  if (!supportsSidebarModifierSelection(node)) {
+    selectSingleTreeNode(node);
+    return;
+  }
   const visible = visibleTreeNodes();
   const anchorId = connectionStore.treeSelectionAnchorId || connectionStore.selectedTreeNodeId || node.id;
   const currentIndex = sidebarTreeContext ? sidebarTreeContext.getVisibleNodeIndex(node.id) : -1;
   const anchorIndex = sidebarTreeContext ? sidebarTreeContext.getVisibleNodeIndex(anchorId) : -1;
 
   if (sidebarTreeContext && currentIndex >= 0 && anchorIndex >= 0) {
-    connectionStore.selectedTreeNodeIds = treeSelectionRangeIdsByIndex(visible, currentIndex, anchorIndex, node.id);
-    connectionStore.selectedTreeNodeId = node.id;
+    applyTreeNodeSelection(
+      connectionStore,
+      {
+        nodeIds: filterSidebarModifierSelectionIds(visible, treeSelectionRangeIdsByIndex(visible, currentIndex, anchorIndex, node.id)),
+        activeNodeId: node.id,
+        anchorNodeId: anchorId,
+      },
+      new Set(connectionStore.connections.map((connection) => connection.id)),
+    );
     return;
   }
 
@@ -551,9 +571,16 @@ function selectTreeNodeRange(node: TreeNode) {
     return;
   }
 
-  const rangeIds = treeSelectionRangeIds(visible, node.id, anchorId, connectionStore.selectedTreeNodeId);
-  connectionStore.selectedTreeNodeIds = rangeIds;
-  connectionStore.selectedTreeNodeId = node.id;
+  const rangeIds = filterSidebarModifierSelectionIds(visible, treeSelectionRangeIds(visible, node.id, anchorId, connectionStore.selectedTreeNodeId));
+  applyTreeNodeSelection(
+    connectionStore,
+    {
+      nodeIds: rangeIds,
+      activeNodeId: node.id,
+      anchorNodeId: anchorId,
+    },
+    new Set(connectionStore.connections.map((connection) => connection.id)),
+  );
 }
 
 function selectedConnectionIdsForAction(): string[] {
diff --git a/apps/desktop/src/components/sidebar/__tests__/TreeItem.loadMoreActivation.spec.ts b/apps/desktop/src/components/sidebar/__tests__/TreeItem.loadMoreActivation.spec.ts
index a8cad964fa..1586a055d5 100644
--- a/apps/desktop/src/components/sidebar/__tests__/TreeItem.loadMoreActivation.spec.ts
+++ b/apps/desktop/src/components/sidebar/__tests__/TreeItem.loadMoreActivation.spec.ts
@@ -101,6 +101,7 @@ afterEach(() => {
   connectionStore.selectedTreeNodeId = null;
   connectionStore.selectedTreeNodeIds = [];
   connectionStore.selectedTreeNodeIdsSet = new Set<string>();
+  connectionStore.treeNodes = [];
   connectionStore.treeSelectionAnchorId = null;
   settingsStore.editorSettings.sidebarActivation = "double";
   vi.restoreAllMocks();
@@ -144,6 +145,37 @@ describe("TreeItem load-more activation", () => {
     expect(host.handleRowClick).not.toHaveBeenCalled();
   });
 
+  it("drops a selected object group when modifier-selecting a real table", async () => {
+    const group: TreeNode = {
+      id: "connection-1:app:dbo:__tables",
+      label: "tree.tables",
+      type: "group-tables",
+      connectionId: "connection-1",
+      database: "app",
+      schema: "dbo",
+    };
+    const table: TreeNode = {
+      id: "connection-1:app:dbo:orders",
+      label: "orders",
+      type: "table",
+      connectionId: "connection-1",
+      database: "app",
+      schema: "dbo",
+    };
+    connectionStore.treeNodes = [{ ...group, children: [table] }];
+    connectionStore.selectedTreeNodeId = group.id;
+    connectionStore.selectedTreeNodeIds = [group.id];
+    connectionStore.selectedTreeNodeIdsSet = new Set([group.id]);
+    connectionStore.treeSelectionAnchorId = group.id;
+    const { row } = await mountTreeItem(table);
+
+    row.dispatchEvent(new MouseEvent("click", { bubbles: true, detail: 1, metaKey: true }));
+
+    expect(connectionStore.selectedTreeNodeIds).toEqual([table.id]);
+    expect(connectionStore.selectedTreeNodeId).toBe(table.id);
+    expect(connectionStore.treeSelectionAnchorId).toBe(table.id);
+  });
+
   it("shows the invalid marker for objects reported as invalid", async () => {
     const node: TreeNode = {
       id: "connection-1:app:dbo:broken_proc",
diff --git a/apps/desktop/src/composables/__tests__/useSidebarConnectionMutationRuntime.selection.spec.ts b/apps/desktop/src/composables/__tests__/useSidebarConnectionMutationRuntime.selection.spec.ts
index 7ba4dbe6d3..ffa4dd523d 100644
--- a/apps/desktop/src/composables/__tests__/useSidebarConnectionMutationRuntime.selection.spec.ts
+++ b/apps/desktop/src/composables/__tests__/useSidebarConnectionMutationRuntime.selection.spec.ts
@@ -8,7 +8,9 @@ const mocks = vi.hoisted(() => ({
 }));
 
 vi.mock("vue-i18n", () => ({
-  useI18n: () => ({ t: (key: string) => key }),
+  useI18n: () => ({
+    t: (key: string, params?: Record<string, unknown>) => (params ? `${key}:${JSON.stringify(params)}` : key),
+  }),
 }));
 
 vi.mock("@/composables/useToast", () => ({
@@ -39,16 +41,17 @@ function connectionStore(selectedTreeNodeIds: string[]) {
     createConnectionGroup: vi.fn(() => "group-new"),
     connectedIds: new Set<string>(),
     connectingIds: new Set<string>(),
+    disconnect: vi.fn().mockResolvedValue(undefined),
     isTreeNodeChildrenLoaded: vi.fn(() => false),
     getConfig: vi.fn(() => undefined),
   };
 }
 
-function runtime(activeNode: TreeNode, store: ReturnType<typeof connectionStore>) {
+function runtime(activeNode: TreeNode, store: ReturnType<typeof connectionStore>, selectedNodes: TreeNode[] = []) {
   return useSidebarConnectionMutationRuntime({
     activeNode: shallowRef(activeNode),
     releaseActiveNodeReference: vi.fn(),
-    selectedTreeNodesInVisibleOrder: () => [],
+    selectedTreeNodesInVisibleOrder: () => selectedNodes,
     connectionStore: store as any,
     queryStore: { openDatabaseKeys: new Set<string>() } as any,
     requestGroupRename: vi.fn(),
@@ -127,3 +130,64 @@ describe("sidebar connection move selection", () => {
     expect(store.connectionMultiSelectActive).toBe(true);
   });
 });
+
+describe("sidebar connection disconnect selection", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    sidebarFormTarget.value = null;
+  });
+
+  it("disconnects every connected connection in the right-clicked selection", async () => {
+    const nodes = [connectionNode("conn-1"), connectionNode("conn-2"), connectionNode("conn-3")];
+    const store = connectionStore(nodes.map((node) => node.id));
+    store.connectedIds = new Set(["conn-1", "conn-3"]);
+    const { disconnectConnection, connectionDisconnectMenuLabel } = runtime(nodes[1], store, nodes);
+
+    expect(connectionDisconnectMenuLabel()).toBe('contextMenu.closeSelectedConnections:{"count":2}');
+    await disconnectConnection();
+
+    expect(store.disconnect.mock.calls).toEqual([["conn-1"], ["conn-3"]]);
+    expect(mocks.toast).toHaveBeenCalledWith('connection.disconnectedSelected:{"count":2}', 2000);
+  });
+
+  it("recomputes disconnect availability when the selected connections change", () => {
+    const nodes = [connectionNode("conn-1"), connectionNode("conn-2")];
+    const selected = [nodes[0]];
+    const store = connectionStore(selected.map((node) => node.id));
+    store.connectedIds = new Set(["conn-2"]);
+    const { canDisconnectConnection, connectionDisconnectMenuLabel } = runtime(nodes[0], store, selected);
+
+    expect(canDisconnectConnection()).toBe(false);
+
+    selected.push(nodes[1]);
+
+    expect(canDisconnectConnection()).toBe(true);
+    expect(connectionDisconnectMenuLabel()).toBe('contextMenu.closeSelectedConnections:{"count":1}');
+  });
+
+  it("continues disconnecting after one selected connection fails", async () => {
+    const nodes = [connectionNode("conn-1"), connectionNode("conn-2")];
+    const store = connectionStore(nodes.map((node) => node.id));
+    store.connectedIds = new Set(nodes.map((node) => node.connectionId!));
+    store.disconnect.mockRejectedValueOnce(new Error("failed")).mockResolvedValueOnce(undefined);
+    const { disconnectConnection } = runtime(nodes[0], store, nodes);
+
+    await disconnectConnection();
+
+    expect(store.disconnect).toHaveBeenCalledTimes(2);
+    expect(mocks.toast).toHaveBeenCalledWith('connection.disconnectSelectedPartial:{"succeeded":1,"failed":1}', 5000);
+  });
+
+  it("disconnects only the right-clicked connection outside the current selection", async () => {
+    const selected = [connectionNode("conn-1"), connectionNode("conn-2")];
+    const current = connectionNode("conn-3");
+    const store = connectionStore(selected.map((node) => node.id));
+    store.connectedIds = new Set(["conn-1", "conn-2", "conn-3"]);
+    const { disconnectConnection } = runtime(current, store, selected);
+
+    await disconnectConnection();
+
+    expect(store.disconnect).toHaveBeenCalledWith("conn-3");
+    expect(store.disconnect).toHaveBeenCalledTimes(1);
+  });
+});
diff --git a/apps/desktop/src/composables/useSidebarConnectionMutationRuntime.ts b/apps/desktop/src/composables/useSidebarConnectionMutationRuntime.ts
index ec8d080124..1863d8cc87 100644
--- a/apps/desktop/src/composables/useSidebarConnectionMutationRuntime.ts
+++ b/apps/desktop/src/composables/useSidebarConnectionMutationRuntime.ts
@@ -14,10 +14,11 @@ import { isTauriRuntime } from "@/lib/backend/tauriRuntime";
 import { revealPathInFileManager } from "@/lib/backend/tauri";
 import { canConfigureVisibleSchemasForTreeNode } from "@/lib/database/databaseFeatureSupport";
 import { canCloseSidebarDatabaseConnection } from "@/lib/sidebar/sidebarDatabaseOpenState";
-import { selectedConnectionDeleteTargets, selectedConnectionDuplicateTargets } from "@/lib/sidebar/sidebarConnectionSelection";
+import { selectedConnectionDeleteTargets, selectedConnectionDisconnectTargets, selectedConnectionDuplicateTargets } from "@/lib/sidebar/sidebarConnectionSelection";
 import { releaseConnectionFromMultiSelection } from "@/lib/sidebar/sidebarConnectionMultiSelect";
 import { connectionDeleteTargetSnapshot, showDeleteConfirm, showDeleteGroupConfirm, sidebarFormTarget } from "@/components/sidebar/sidebarTreeDialogState";
 import { connectionCanConfigureSidebarVisibleDatabases } from "@/lib/sidebar/sidebarVisibleFilterMenu";
+import { disconnectSidebarConnections } from "@/lib/sidebar/sidebarConnectionDisconnect";
 
 interface SidebarConnectionMutationRuntimeOptions {
   activeNode: ShallowRef<TreeNode>;
@@ -212,16 +213,37 @@ export function useSidebarConnectionMutationRuntime(options: SidebarConnectionMu
   }
 
   async function disconnectConnection() {
-    const node = activeNode.value;
-    if (!node.connectionId) return;
-    try {
-      await connectionStore.disconnect(node.connectionId);
-      node.isExpanded = false;
-      node.children = [];
-      toast(t("connection.disconnected"), 2000);
-    } catch (error: any) {
-      toast(t("connection.saveFailed", { message: error?.message || String(error) }), 5000);
+    const targets = selectedConnectionDisconnectTargets(activeNode.value, selectedTreeNodesInVisibleOrder()).filter((target) => connectionStore.connectedIds.has(target.connectionId));
+    if (!targets.length) return;
+
+    const result = await disconnectSidebarConnections(
+      targets.map((target) => target.connectionId),
+      (connectionId) => connectionStore.disconnect(connectionId),
+    );
+    if (!result.failed) {
+      toast(targets.length > 1 ? t("connection.disconnectedSelected", { count: targets.length }) : t("connection.disconnected"), 2000);
+      return;
     }
+    if (result.succeeded > 0) {
+      toast(t("connection.disconnectSelectedPartial", { succeeded: result.succeeded, failed: result.failed }), 5000);
+      return;
+    }
+    const message = result.firstError instanceof Error ? result.firstError.message : String(result.firstError);
+    toast(t("connection.saveFailed", { message }), 5000);
+  }
+
+  function connectionDisconnectTargets() {
+    return selectedConnectionDisconnectTargets(activeNode.value, selectedTreeNodesInVisibleOrder());
+  }
+
+  function connectionDisconnectMenuLabel(): string {
+    const targets = connectionDisconnectTargets();
+    const connectedCount = targets.filter((target) => connectionStore.connectedIds.has(target.connectionId)).length;
+    return targets.length > 1 ? t("contextMenu.closeSelectedConnections", { count: connectedCount }) : t("contextMenu.closeConnection");
+  }
+
+  function canDisconnectConnection(): boolean {
+    return connectionDisconnectTargets().some((target) => connectionStore.connectedIds.has(target.connectionId));
   }
 
   async function cancelConnectionAttempt() {
@@ -342,6 +364,8 @@ export function useSidebarConnectionMutationRuntime(options: SidebarConnectionMu
     canBackupSqliteDatabase,
     backupSqliteDatabase,
     disconnectConnection,
+    connectionDisconnectMenuLabel,
+    canDisconnectConnection,
     cancelConnectionAttempt,
     closeDatabaseConnection,
     isPinned,
diff --git a/apps/desktop/src/i18n/locales/en.ts b/apps/desktop/src/i18n/locales/en.ts
index feee6c3be7..5bec229775 100644
--- a/apps/desktop/src/i18n/locales/en.ts
+++ b/apps/desktop/src/i18n/locales/en.ts
@@ -318,6 +318,7 @@ export default {
     showMore: "Show {count} more...",
     filterByType: "Filter by type",
     showActiveConnectionsOnly: "Show active connections only",
+    disconnectAllActiveConnections: "Disconnect all active connections",
     sortConnections: "Sort connections",
     sortConnectionsManual: "Manual order",
     sortConnectionsAscending: "Name: A–Z",
@@ -956,6 +957,8 @@ export default {
     deletedSelected: "{count} connections deleted",
     copied: "Copied",
     disconnected: "Disconnected",
+    disconnectedSelected: "{count} connections disconnected",
+    disconnectSelectedPartial: "Disconnected {succeeded} connections; {failed} failed",
     databaseConnectionClosed: "Closed database connection: {name}",
     duplicated: "Connection duplicated",
     duplicatedSelected: "{count} connections duplicated",
@@ -2146,6 +2149,7 @@ export default {
     deselectConnection: "Deselect connection",
     selectAllConnections: "Select all connections",
     deselectAllConnections: "Deselect all connections",
+    selectedConnections: "Selected {count}",
     exitMultiSelect: "Exit selection",
     renameGroup: "Rename Group",
     deleteGroup: "Delete Group",
@@ -2540,6 +2544,7 @@ export default {
   contextMenu: {
     openConnection: "Open Connection",
     closeConnection: "Close Connection",
+    closeSelectedConnections: "Close Selected {count} Connections",
     closeDatabaseConnection: "Close Database Connection",
     deleteConnection: "Delete Connection",
     deleteSelectedConnections: "Delete Selected {count} Connections",
diff --git a/apps/desktop/src/i18n/locales/es.ts b/apps/desktop/src/i18n/locales/es.ts
index fffce3de1f..f98d847e1b 100644
--- a/apps/desktop/src/i18n/locales/es.ts
+++ b/apps/desktop/src/i18n/locales/es.ts
@@ -319,6 +319,7 @@ export default withEnglishFallback({
     showMore: "Mostrar {count} más...",
     filterByType: "Filtrar por tipo",
     showActiveConnectionsOnly: "Mostrar solo conexiones activas",
+    disconnectAllActiveConnections: "Desconectar todas las conexiones activas",
     sortConnections: "Ordenar conexiones",
     sortConnectionsManual: "Orden manual",
     sortConnectionsAscending: "Nombre: A–Z",
@@ -755,6 +756,8 @@ export default withEnglishFallback({
     deletedSelected: "{count} conexiones eliminadas",
     copied: "Copiado",
     disconnected: "Desconectado",
+    disconnectedSelected: "{count} conexiones desconectadas",
+    disconnectSelectedPartial: "Se desconectaron {succeeded} conexiones; {failed} fallaron",
     databaseConnectionClosed: "Conexión de base de datos cerrada: {name}",
     duplicated: "Conexión duplicada",
     duplicatedSelected: "{count} conexiones duplicadas",
@@ -2090,6 +2093,7 @@ export default withEnglishFallback({
     deselectConnection: "Deseleccionar conexión",
     selectAllConnections: "Seleccionar todas las conexiones",
     deselectAllConnections: "Deseleccionar todas las conexiones",
+    selectedConnections: "{count} seleccionadas",
     exitMultiSelect: "Salir de selección múltiple",
   },
   databaseSearch: {
@@ -2474,6 +2478,7 @@ export default withEnglishFallback({
   contextMenu: {
     openConnection: "Abrir conexión",
     closeConnection: "Cerrar conexión",
+    closeSelectedConnections: "Cerrar {count} conexiones seleccionadas",
     closeDatabaseConnection: "Cerrar conexión de base de datos",
     deleteConnection: "Eliminar conexión",
     deleteSelectedConnections: "Eliminar {count} conexiones seleccionadas",
diff --git a/apps/desktop/src/i18n/locales/it.ts b/apps/desktop/src/i18n/locales/it.ts
index 6c2b9fc678..481bcb5158 100644
--- a/apps/desktop/src/i18n/locales/it.ts
+++ b/apps/desktop/src/i18n/locales/it.ts
@@ -318,6 +318,7 @@ export default withEnglishFallback({
     showMore: "Mostra altri {count}...",
     filterByType: "Filtra per tipo",
     showActiveConnectionsOnly: "Mostra solo connessioni attive",
+    disconnectAllActiveConnections: "Disconnetti tutte le connessioni attive",
     sortConnections: "Ordina connessioni",
     sortConnectionsManual: "Ordine manuale",
     sortConnectionsAscending: "Nome: A–Z",
@@ -753,6 +754,8 @@ export default withEnglishFallback({
     deletedSelected: "{count} connessioni eliminate",
     copied: "Copiato",
     disconnected: "Disconnesso",
+    disconnectedSelected: "{count} connessioni disconnesse",
+    disconnectSelectedPartial: "Disconnesse {succeeded} connessioni; {failed} non riuscite",
     databaseConnectionClosed: "Connessione al database chiusa: {name}",
     duplicated: "Connessione duplicata",
     duplicatedSelected: "{count} connessioni duplicate",
@@ -2088,6 +2091,7 @@ export default withEnglishFallback({
     deselectConnection: "Deseleziona connessione",
     selectAllConnections: "Seleziona tutte le connessioni",
     deselectAllConnections: "Deseleziona tutte le connessioni",
+    selectedConnections: "{count} selezionate",
     exitMultiSelect: "Esci dalla selezione multipla",
   },
   databaseSearch: {
@@ -2472,6 +2476,7 @@ export default withEnglishFallback({
   contextMenu: {
     openConnection: "Apri Connessione",
     closeConnection: "Chiudi Connessione",
+    closeSelectedConnections: "Chiudi {count} connessioni selezionate",
     closeDatabaseConnection: "Chiudi Connessione Database",
     deleteConnection: "Elimina Connessione",
     deleteSelectedConnections: "Elimina {count} connessioni selezionate",
diff --git a/apps/desktop/src/i18n/locales/ja.ts b/apps/desktop/src/i18n/locales/ja.ts
index 987b3d4958..759e597fc5 100644
--- a/apps/desktop/src/i18n/locales/ja.ts
+++ b/apps/desktop/src/i18n/locales/ja.ts
@@ -319,6 +319,7 @@ export default withEnglishFallback({
     showMore: "さらに{count}件表示...",
     filterByType: "タイプでフィルター",
     showActiveConnectionsOnly: "アクティブな接続のみを表示",
+    disconnectAllActiveConnections: "すべてのアクティブな接続を切断",
     sortConnections: "接続を並べ替え",
     sortConnectionsManual: "手動順",
     sortConnectionsAscending: "名前: A–Z",
@@ -719,6 +720,8 @@ export default withEnglishFallback({
     deletedSelected: "{count}件の接続を削除しました",
     copied: "コピーしました",
     disconnected: "切断しました",
+    disconnectedSelected: "{count}件の接続を切断しました",
+    disconnectSelectedPartial: "{succeeded}件の接続を切断し、{failed}件失敗しました",
     databaseConnectionClosed: "データベース接続を閉じました: {name}",
     duplicated: "接続を複製しました",
     duplicatedSelected: "{count}件の接続を複製しました",
@@ -2115,6 +2118,7 @@ export default withEnglishFallback({
     deselectConnection: "接続の選択を解除",
     selectAllConnections: "すべての接続を選択",
     deselectAllConnections: "すべての接続の選択を解除",
+    selectedConnections: "{count}件選択",
     exitMultiSelect: "複数選択を終了",
   },
   databaseSearch: {
@@ -2499,6 +2503,7 @@ export default withEnglishFallback({
   contextMenu: {
     openConnection: "接続を開く",
     closeConnection: "接続を閉じる",
+    closeSelectedConnections: "選択した{count}件の接続を閉じる",
     closeDatabaseConnection: "データベース接続を閉じる",
     deleteConnection: "接続を削除",
     deleteSelectedConnections: "選択した{count}件の接続を削除",
diff --git a/apps/desktop/src/i18n/locales/ko.ts b/apps/desktop/src/i18n/locales/ko.ts
index da5dd391f4..948298cd3e 100644
--- a/apps/desktop/src/i18n/locales/ko.ts
+++ b/apps/desktop/src/i18n/locales/ko.ts
@@ -318,6 +318,7 @@ export default withEnglishFallback({
     showMore: "{count}개 더 보기...",
     filterByType: "유형별로 필터",
     showActiveConnectionsOnly: "활성 연결만 표시",
+    disconnectAllActiveConnections: "모든 활성 연결 끊기",
     sortConnections: "연결 정렬",
     sortConnectionsManual: "수동 순서",
     sortConnectionsAscending: "이름: 가나다순",
@@ -852,6 +853,8 @@ export default withEnglishFallback({
     deletedSelected: "연결 {count}개 삭제",
     copied: "복사했습니다",
     disconnected: "연결이 끊겼습니다",
+    disconnectedSelected: "연결 {count}개를 끊었습니다",
+    disconnectSelectedPartial: "연결 {succeeded}개를 끊었고 {failed}개는 실패했습니다",
     databaseConnectionClosed: "데이터베이스 연결 닫음: {name}",
     duplicated: "연결을 복제했습니다",
     duplicatedSelected: "연결 {count}개 복제",
@@ -2011,6 +2014,7 @@ export default withEnglishFallback({
     deselectConnection: "연결 선택 해제",
     selectAllConnections: "모든 연결 선택",
     deselectAllConnections: "모든 연결 선택 해제",
+    selectedConnections: "{count}개 선택",
     exitMultiSelect: "선택 종료",
     renameGroup: "그룹 이름 변경",
     deleteGroup: "그룹 삭제",
@@ -2396,6 +2400,7 @@ export default withEnglishFallback({
   contextMenu: {
     openConnection: "연결 열기",
     closeConnection: "연결 닫기",
+    closeSelectedConnections: "선택한 연결 {count}개 닫기",
     closeDatabaseConnection: "데이터베이스 연결 닫기",
     deleteConnection: "연결 삭제",
     deleteSelectedConnections: "선택한 연결 {count}개 삭제",
diff --git a/apps/desktop/src/i18n/locales/pt-BR.ts b/apps/desktop/src/i18n/locales/pt-BR.ts
index a9d5ac6818..17c1ea16cb 100644
--- a/apps/desktop/src/i18n/locales/pt-BR.ts
+++ b/apps/desktop/src/i18n/locales/pt-BR.ts
@@ -319,6 +319,7 @@ export default withEnglishFallback({
     showMore: "Mostrar mais {count}...",
     filterByType: "Filtrar por tipo",
     showActiveConnectionsOnly: "Mostrar apenas conexões ativas",
+    disconnectAllActiveConnections: "Desconectar todas as conexões ativas",
     sortConnections: "Ordenar conexões",
     sortConnectionsManual: "Ordem manual",
     sortConnectionsAscending: "Nome: A–Z",
@@ -754,6 +755,8 @@ export default withEnglishFallback({
     deletedSelected: "{count} conexões excluídas",
     copied: "Copiado",
     disconnected: "Desconectado",
+    disconnectedSelected: "{count} conexões desconectadas",
+    disconnectSelectedPartial: "{succeeded} conexões desconectadas; {failed} falharam",
     databaseConnectionClosed: "Conexão de banco de dados fechada: {name}",
     duplicated: "Conexão duplicada",
     duplicatedSelected: "{count} conexões duplicadas",
@@ -2090,6 +2093,7 @@ export default withEnglishFallback({
     deselectConnection: "Desmarcar conexão",
     selectAllConnections: "Selecionar todas as conexões",
     deselectAllConnections: "Desmarcar todas as conexões",
+    selectedConnections: "{count} selecionadas",
     exitMultiSelect: "Sair da seleção múltipla",
   },
   databaseSearch: {
@@ -2474,6 +2478,7 @@ export default withEnglishFallback({
   contextMenu: {
     openConnection: "Abrir Conexão",
     closeConnection: "Fechar Conexão",
+    closeSelectedConnections: "Fechar {count} conexões selecionadas",
     closeDatabaseConnection: "Fechar Conexão do Banco de Dados",
     deleteConnection: "Excluir Conexão",
     deleteSelectedConnections: "Excluir {count} conexões selecionadas",
diff --git a/apps/desktop/src/i18n/locales/zh-CN.ts b/apps/desktop/src/i18n/locales/zh-CN.ts
index 91397b78dd..54be180b09 100644
--- a/apps/desktop/src/i18n/locales/zh-CN.ts
+++ b/apps/desktop/src/i18n/locales/zh-CN.ts
@@ -244,6 +244,7 @@ export default withEnglishFallback({
     showMore: "加载更多 ({count})...",
     filterByType: "按类型筛选",
     showActiveConnectionsOnly: "仅显示活跃连接",
+    disconnectAllActiveConnections: "关闭所有活跃连接",
     sortConnections: "连接排序",
     sortConnectionsManual: "手动排序",
     sortConnectionsAscending: "名称：A–Z",
@@ -884,6 +885,8 @@ export default withEnglishFallback({
     deletedSelected: "已删除 {count} 个连接",
     copied: "已复制",
     disconnected: "已断开连接",
+    disconnectedSelected: "已断开 {count} 个连接",
+    disconnectSelectedPartial: "已断开 {succeeded} 个连接，{failed} 个失败",
     databaseConnectionClosed: "已关闭数据库连接：{name}",
     duplicated: "连接已复制",
     duplicatedSelected: "已复制 {count} 个连接",
@@ -2071,6 +2074,7 @@ export default withEnglishFallback({
     deselectConnection: "取消选择连接",
     selectAllConnections: "全选连接",
     deselectAllConnections: "取消全选连接",
+    selectedConnections: "已选 {count}",
     exitMultiSelect: "退出多选",
     renameGroup: "重命名分组",
     deleteGroup: "删除分组",
@@ -2465,6 +2469,7 @@ export default withEnglishFallback({
   contextMenu: {
     openConnection: "打开连接",
     closeConnection: "关闭连接",
+    closeSelectedConnections: "关闭选中的 {count} 个连接",
     closeDatabaseConnection: "关闭数据库连接",
     deleteConnection: "删除连接",
     deleteSelectedConnections: "删除选中的 {count} 个连接",
diff --git a/apps/desktop/src/i18n/locales/zh-TW.ts b/apps/desktop/src/i18n/locales/zh-TW.ts
index d135fc8b26..749f554c15 100644
--- a/apps/desktop/src/i18n/locales/zh-TW.ts
+++ b/apps/desktop/src/i18n/locales/zh-TW.ts
@@ -319,6 +319,7 @@ export default withEnglishFallback({
     showMore: "再顯示 {count} 個……",
     filterByType: "依類型篩選",
     showActiveConnectionsOnly: "僅顯示作用中連線",
+    disconnectAllActiveConnections: "關閉所有作用中連線",
     sortConnections: "連線排序",
     sortConnectionsManual: "手動排序",
     sortConnectionsAscending: "名稱：A–Z",
@@ -753,6 +754,8 @@ export default withEnglishFallback({
     deletedSelected: "已刪除 {count} 個連線",
     copied: "已複製",
     disconnected: "已斷開連線",
+    disconnectedSelected: "已斷開 {count} 個連線",
+    disconnectSelectedPartial: "已斷開 {succeeded} 個連線，{failed} 個失敗",
     databaseConnectionClosed: "已關閉資料庫連線：{name}",
     duplicated: "連線已複製",
     duplicatedSelected: "已複製 {count} 個連線",
@@ -2089,6 +2092,7 @@ export default withEnglishFallback({
     deselectConnection: "取消選擇連接",
     selectAllConnections: "全選連接",
     deselectAllConnections: "取消全選連接",
+    selectedConnections: "已選 {count}",
     exitMultiSelect: "退出多選",
   },
   databaseSearch: {
@@ -2473,6 +2477,7 @@ export default withEnglishFallback({
   contextMenu: {
     openConnection: "開啟連線",
     closeConnection: "關閉連線",
+    closeSelectedConnections: "關閉選取的 {count} 個連線",
     closeDatabaseConnection: "關閉資料庫連線",
     deleteConnection: "刪除連線",
     deleteSelectedConnections: "刪除選取的 {count} 個連線",
diff --git a/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionDisconnect.spec.ts b/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionDisconnect.spec.ts
new file mode 100644
index 0000000000..21a873fd7e
--- /dev/null
+++ b/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionDisconnect.spec.ts
@@ -0,0 +1,23 @@
+import { describe, expect, it, vi } from "vitest";
+import { disconnectSidebarConnections } from "@/lib/sidebar/sidebarConnectionDisconnect";
+
+describe("sidebar connection disconnect", () => {
+  it("attempts every connection and reports success", async () => {
+    const disconnect = vi.fn().mockResolvedValue(undefined);
+
+    const result = await disconnectSidebarConnections(["conn-1", "conn-2"], disconnect);
+
+    expect(disconnect.mock.calls).toEqual([["conn-1"], ["conn-2"]]);
+    expect(result).toEqual({ succeeded: 2, failed: 0, firstError: undefined });
+  });
+
+  it("continues after a failure and retains the first error", async () => {
+    const firstError = new Error("first failed");
+    const disconnect = vi.fn().mockRejectedValueOnce(firstError).mockResolvedValueOnce(undefined).mockRejectedValueOnce(new Error("last failed"));
+
+    const result = await disconnectSidebarConnections(["conn-1", "conn-2", "conn-3"], disconnect);
+
+    expect(disconnect).toHaveBeenCalledTimes(3);
+    expect(result).toEqual({ succeeded: 1, failed: 2, firstError });
+  });
+});
diff --git a/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionMultiSelect.spec.ts b/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionMultiSelect.spec.ts
index 0843a5e3e2..edc9438154 100644
--- a/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionMultiSelect.spec.ts
+++ b/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionMultiSelect.spec.ts
@@ -1,5 +1,5 @@
 import { describe, expect, it } from "vitest";
-import { applyConnectionMultiSelection, connectionMultiSelectionAfterToggle, emptyConnectionMultiSelection, releaseConnectionFromMultiSelection } from "@/lib/sidebar/sidebarConnectionMultiSelect";
+import { applyConnectionMultiSelection, applyTreeNodeSelection, connectionMultiSelectionAfterToggle, emptyConnectionMultiSelection, isExitConnectionMultiSelectionShortcut, releaseConnectionFromMultiSelection } from "@/lib/sidebar/sidebarConnectionMultiSelect";
 import type { ConnectionMultiSelection, ConnectionMultiSelectionTarget } from "@/lib/sidebar/sidebarConnectionMultiSelect";
 
 function tick(selection: ConnectionMultiSelection, ...connectionIds: string[]): ConnectionMultiSelection {
@@ -11,6 +11,21 @@ function target(): ConnectionMultiSelectionTarget {
 }
 
 describe("connection multi-selection", () => {
+  it("uses plain Escape to exit connection multi-select", () => {
+    const event = (key: string, modifiers: Partial<Pick<KeyboardEvent, "metaKey" | "ctrlKey" | "altKey" | "shiftKey">> = {}) => ({
+      key,
+      metaKey: false,
+      ctrlKey: false,
+      altKey: false,
+      shiftKey: false,
+      ...modifiers,
+    });
+
+    expect(isExitConnectionMultiSelectionShortcut(event("Escape"))).toBe(true);
+    expect(isExitConnectionMultiSelectionShortcut(event("Escape", { metaKey: true }))).toBe(false);
+    expect(isExitConnectionMultiSelectionShortcut(event("Enter"))).toBe(false);
+  });
+
   it("adds each ticked connection to the running selection", () => {
     const selection = tick(emptyConnectionMultiSelection(), "conn-1", "conn-2", "conn-3");
 
@@ -49,6 +64,24 @@ describe("connection multi-selection", () => {
     });
   });
 
+  it("enables checkbox mode for a modifier-key selection containing only connections", () => {
+    const store = target();
+
+    applyTreeNodeSelection(store, { nodeIds: ["conn-1", "conn-2"], activeNodeId: "conn-2", anchorNodeId: "conn-2" }, new Set(["conn-1", "conn-2"]));
+
+    expect(store.selectedTreeNodeIds).toEqual(["conn-1", "conn-2"]);
+    expect(store.connectionMultiSelectActive).toBe(true);
+  });
+
+  it("keeps mixed modifier-key selections out of connection checkbox mode", () => {
+    const store = target();
+
+    applyTreeNodeSelection(store, { nodeIds: ["conn-1", "database-1"], activeNodeId: "database-1", anchorNodeId: "conn-1" }, new Set(["conn-1", "conn-2"]));
+
+    expect(store.selectedTreeNodeIds).toEqual(["conn-1", "database-1"]);
+    expect(store.connectionMultiSelectActive).toBe(false);
+  });
+
   it("clears every tree selection field when the selection is released", () => {
     const store = target();
     applyConnectionMultiSelection(store, tick(emptyConnectionMultiSelection(), "conn-1"));
diff --git a/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionSelection.spec.ts b/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionSelection.spec.ts
index 76c3587f13..b39bbd9b83 100644
--- a/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionSelection.spec.ts
+++ b/apps/desktop/src/lib/__tests__/sidebar/sidebarConnectionSelection.spec.ts
@@ -1,5 +1,5 @@
 import { describe, expect, it, vi } from "vitest";
-import { copySelectedConnectionsToClipboards, selectedConnectionDeleteTargets, selectedConnectionDuplicateTargets } from "@/lib/sidebar/sidebarConnectionSelection";
+import { copySelectedConnectionsToClipboards, selectedConnectionDeleteTargets, selectedConnectionDisconnectTargets, selectedConnectionDuplicateTargets } from "@/lib/sidebar/sidebarConnectionSelection";
 import type { TreeNode } from "@/types/database";
 
 function node(id: string, type: TreeNode["type"] = "connection"): TreeNode {
@@ -31,6 +31,14 @@ describe("sidebar connection selection", () => {
     const selected = [current, node("conn-2")];
 
     expect(selectedConnectionDuplicateTargets(current, selected)).toEqual(selectedConnectionDeleteTargets(current, selected));
+    expect(selectedConnectionDisconnectTargets(current, selected)).toEqual(selectedConnectionDeleteTargets(current, selected));
+  });
+
+  it("disconnects only the right-clicked connection when it is outside the selection", () => {
+    const current = node("conn-3");
+    const selected = [node("conn-1"), node("conn-2")];
+
+    expect(selectedConnectionDisconnectTargets(current, selected).map((item) => item.connectionId)).toEqual(["conn-3"]);
   });
 
   it("copies selected connection names to the system clipboard for the sidebar copy shortcut", () => {
diff --git a/apps/desktop/src/lib/__tests__/sidebar/sidebarTreeSelection.spec.ts b/apps/desktop/src/lib/__tests__/sidebar/sidebarTreeSelection.spec.ts
new file mode 100644
index 0000000000..c2f64f0bad
--- /dev/null
+++ b/apps/desktop/src/lib/__tests__/sidebar/sidebarTreeSelection.spec.ts
@@ -0,0 +1,59 @@
+import { describe, expect, it } from "vitest";
+import { filterSidebarModifierSelectionIds, selectedSidebarBatchTargets, supportsSidebarModifierSelection } from "@/lib/sidebar/sidebarTreeSelection";
+import type { TreeNode } from "@/types/database";
+
+function node(id: string, type: TreeNode["type"]): TreeNode {
+  return { id, label: id, type };
+}
+
+describe("sidebar modifier selection", () => {
+  it("disables modifier selection for database, schema, and object-group nodes", () => {
+    expect(supportsSidebarModifierSelection(node("database-1", "database"))).toBe(false);
+    expect(supportsSidebarModifierSelection(node("schema-1", "schema"))).toBe(false);
+    expect(supportsSidebarModifierSelection(node("tables-1", "group-tables"))).toBe(false);
+    expect(supportsSidebarModifierSelection(node("views-1", "group-views"))).toBe(false);
+  });
+
+  it("keeps nodes with existing connection and object bulk actions selectable", () => {
+    expect(supportsSidebarModifierSelection(node("connection-1", "connection"))).toBe(true);
+    expect(supportsSidebarModifierSelection(node("table-1", "table"))).toBe(true);
+    expect(supportsSidebarModifierSelection(node("index-1", "index"))).toBe(true);
+  });
+
+  it("excludes containers reached indirectly by a modifier selection", () => {
+    const nodes = [node("tables-1", "group-tables"), node("table-1", "table"), node("schema-1", "schema"), node("database-1", "database"), node("table-2", "table")];
+
+    expect(
+      filterSidebarModifierSelectionIds(
+        nodes,
+        nodes.map((item) => item.id),
+      ),
+    ).toEqual(["table-1", "table-2"]);
+  });
+});
+
+describe("sidebar batch action targets", () => {
+  const table = (id: string, connectionId = "connection-1", database = "database-1"): TreeNode => ({
+    id,
+    label: id,
+    type: "table",
+    connectionId,
+    database,
+  });
+
+  it("keeps selected tables from the same database when the context target is selected", () => {
+    const first = table("table-1");
+    const second = table("table-2");
+
+    expect(selectedSidebarBatchTargets(second, [first, second], () => true)).toEqual([first, second]);
+  });
+
+  it("rejects stale, cross-database, and unsupported selections", () => {
+    const first = table("table-1");
+    const second = table("table-2");
+
+    expect(selectedSidebarBatchTargets(table("outside"), [first, second], () => true)).toEqual([]);
+    expect(selectedSidebarBatchTargets(second, [first, table("other", "connection-1", "database-2")], () => true)).toEqual([]);
+    expect(selectedSidebarBatchTargets(second, [first, second], (target) => target.id !== second.id)).toEqual([]);
+  });
+});
diff --git a/apps/desktop/src/lib/sidebar/sidebarConnectionDisconnect.ts b/apps/desktop/src/lib/sidebar/sidebarConnectionDisconnect.ts
new file mode 100644
index 0000000000..a47bfbfbc2
--- /dev/null
+++ b/apps/desktop/src/lib/sidebar/sidebarConnectionDisconnect.ts
@@ -0,0 +1,16 @@
+export interface SidebarConnectionDisconnectResult {
+  succeeded: number;
+  failed: number;
+  firstError?: unknown;
+}
+
+export async function disconnectSidebarConnections(connectionIds: readonly string[], disconnect: (connectionId: string) => Promise<unknown>): Promise<SidebarConnectionDisconnectResult> {
+  const results = await Promise.allSettled(connectionIds.map((connectionId) => disconnect(connectionId)));
+  const failures = results.filter((result): result is PromiseRejectedResult => result.status === "rejected");
+
+  return {
+    succeeded: results.length - failures.length,
+    failed: failures.length,
+    firstError: failures[0]?.reason,
+  };
+}
diff --git a/apps/desktop/src/lib/sidebar/sidebarConnectionMultiSelect.ts b/apps/desktop/src/lib/sidebar/sidebarConnectionMultiSelect.ts
index cd45691269..2fe697deee 100644
--- a/apps/desktop/src/lib/sidebar/sidebarConnectionMultiSelect.ts
+++ b/apps/desktop/src/lib/sidebar/sidebarConnectionMultiSelect.ts
@@ -21,6 +21,16 @@ export type ConnectionMultiSelectionTarget = {
   connectionMultiSelectActive: boolean;
 };
 
+export type TreeNodeSelection = {
+  nodeIds: string[];
+  activeNodeId: string | null;
+  anchorNodeId: string | null;
+};
+
+export function isExitConnectionMultiSelectionShortcut(event: Pick<KeyboardEvent, "key" | "metaKey" | "ctrlKey" | "altKey" | "shiftKey">): boolean {
+  return event.key === "Escape" && !event.metaKey && !event.ctrlKey && !event.altKey && !event.shiftKey;
+}
+
 export function emptyConnectionMultiSelection(): ConnectionMultiSelection {
   return { connectionIds: [], activeConnectionId: null, anchorConnectionId: null, active: false };
 }
@@ -51,6 +61,18 @@ export function applyConnectionMultiSelection(target: ConnectionMultiSelectionTa
   target.connectionMultiSelectActive = selection.active;
 }
 
+/**
+ * Keep modifier-key connection selection aligned with the checkbox mode. Mixed
+ * tree selections remain regular tree selections because connection-only bulk
+ * actions must never consume database or object nodes.
+ */
+export function applyTreeNodeSelection(target: ConnectionMultiSelectionTarget, selection: TreeNodeSelection, connectionIds: ReadonlySet<string>): void {
+  target.selectedTreeNodeIds = selection.nodeIds;
+  target.selectedTreeNodeId = selection.activeNodeId;
+  target.treeSelectionAnchorId = selection.anchorNodeId;
+  target.connectionMultiSelectActive = selection.nodeIds.length > 0 && selection.nodeIds.every((id) => connectionIds.has(id));
+}
+
 export function releaseConnectionFromMultiSelection(target: ConnectionMultiSelectionTarget, connectionId: string): void {
   if (!target.connectionMultiSelectActive || !target.selectedTreeNodeIds.includes(connectionId)) return;
 
diff --git a/apps/desktop/src/lib/sidebar/sidebarConnectionSelection.ts b/apps/desktop/src/lib/sidebar/sidebarConnectionSelection.ts
index 04d3763384..cffbd651fc 100644
--- a/apps/desktop/src/lib/sidebar/sidebarConnectionSelection.ts
+++ b/apps/desktop/src/lib/sidebar/sidebarConnectionSelection.ts
@@ -24,6 +24,10 @@ export function selectedConnectionDuplicateTargets(currentNode: TreeNode, select
   return selectedConnectionActionTargets(currentNode, selectedNodes);
 }
 
+export function selectedConnectionDisconnectTargets(currentNode: TreeNode, selectedNodes: TreeNode[]): ConnectionTreeNode[] {
+  return selectedConnectionActionTargets(currentNode, selectedNodes);
+}
+
 export function selectedConnectionClipboardTargets(currentNode: TreeNode, selectedNodes: TreeNode[]): ConnectionTreeNode[] {
   return selectedConnectionActionTargets(currentNode, selectedNodes);
 }
diff --git a/apps/desktop/src/lib/sidebar/sidebarTreeSelection.ts b/apps/desktop/src/lib/sidebar/sidebarTreeSelection.ts
index 164cb931d5..fbeff95447 100644
--- a/apps/desktop/src/lib/sidebar/sidebarTreeSelection.ts
+++ b/apps/desktop/src/lib/sidebar/sidebarTreeSelection.ts
@@ -1,11 +1,28 @@
 import type { TreeNode } from "@/types/database";
 
+export function supportsSidebarModifierSelection(node: Pick<TreeNode, "type">): boolean {
+  return node.type !== "database" && node.type !== "schema" && !node.type.startsWith("group-");
+}
+
+export function filterSidebarModifierSelectionIds(nodes: readonly TreeNode[], nodeIds: readonly string[]): string[] {
+  const selectableIds = new Set(nodes.filter(supportsSidebarModifierSelection).map((node) => node.id));
+  return nodeIds.filter((id) => selectableIds.has(id));
+}
+
 export function selectedTreeNodesInVisibleOrder(visibleNodes: TreeNode[], selectedIds: Iterable<string>): TreeNode[] {
   const ids = new Set(selectedIds);
   if (!ids.size) return [];
   return visibleNodes.filter((node) => ids.has(node.id));
 }
 
+export function selectedSidebarBatchTargets(activeNode: TreeNode, selectedNodes: readonly TreeNode[], canUseTarget: (node: TreeNode) => boolean): TreeNode[] {
+  if (selectedNodes.length <= 1 || !selectedNodes.some((node) => node.id === activeNode.id)) return [];
+  const first = selectedNodes[0];
+  if (!first?.connectionId || !first.database || !selectedNodes.every((node) => node.type === first.type)) return [];
+  if (!selectedNodes.every((node) => node.connectionId === first.connectionId && node.database === first.database && canUseTarget(node))) return [];
+  return [...selectedNodes];
+}
+
 export function treeSelectionRangeIdsByIndex(visibleNodes: TreeNode[], currentIndex: number, anchorIndex: number, currentId?: string): string[] {
   if (anchorIndex < 0 || currentIndex < 0) return currentId ? [currentId] : [];
   const start = Math.min(anchorIndex, currentIndex);