diff --git a/cmd/optional-driver-agent/main.go b/cmd/optional-driver-agent/main.go
index 4c0c5b9..bf24273 100644
--- a/cmd/optional-driver-agent/main.go
+++ b/cmd/optional-driver-agent/main.go
@@ -37,6 +37,7 @@ type agentResponse struct {
 const (
 	agentMethodConnect       = "connect"
 	agentMethodClose         = "close"
+	agentMethodMetadata      = "metadata"
 	agentMethodPing          = "ping"
 	agentMethodQuery         = "query"
 	agentMethodExec          = "exec"
@@ -131,6 +132,13 @@ func handleRequest(inst *db.Database, req agentRequest) agentResponse {
 			*inst = nil
 		}
 		return resp
+	case agentMethodMetadata:
+		resp.Data = map[string]string{
+			"driverType":     strings.TrimSpace(agentDriverType),
+			"agentRevision":  db.OptionalDriverAgentRevision(agentDriverType),
+			"protocolSchema": "json-lines-v1",
+		}
+		return resp
 	}
 
 	if *inst == nil {
diff --git a/cmd/optional-driver-agent/main_test.go b/cmd/optional-driver-agent/main_test.go
index 016e520..7e082e1 100644
--- a/cmd/optional-driver-agent/main_test.go
+++ b/cmd/optional-driver-agent/main_test.go
@@ -10,6 +10,7 @@ import (
 	"time"
 
 	"GoNavi-Wails/internal/connection"
+	"GoNavi-Wails/internal/db"
 )
 
 type duckMapLike map[any]any
@@ -66,6 +67,33 @@ func TestNormalizeAgentResponseData_KeepByteSlice(t *testing.T) {
 	}
 }
 
+func TestHandleRequestMetadataReportsAgentRevision(t *testing.T) {
+	previousDriverType := agentDriverType
+	previousFactory := agentDatabaseFactory
+	t.Cleanup(func() {
+		agentDriverType = previousDriverType
+		agentDatabaseFactory = previousFactory
+	})
+	agentDriverType = "clickhouse"
+	agentDatabaseFactory = func() db.Database { return nil }
+
+	var inst db.Database
+	resp := handleRequest(&inst, agentRequest{ID: 7, Method: agentMethodMetadata})
+	if !resp.Success {
+		t.Fatalf("metadata request failed: %s", resp.Error)
+	}
+	data, ok := resp.Data.(map[string]string)
+	if !ok {
+		t.Fatalf("metadata response data type = %T", resp.Data)
+	}
+	if data["driverType"] != "clickhouse" {
+		t.Fatalf("unexpected driver type: %q", data["driverType"])
+	}
+	if data["agentRevision"] != db.OptionalDriverAgentRevision("clickhouse") {
+		t.Fatalf("unexpected agent revision: %q", data["agentRevision"])
+	}
+}
+
 type fakeAgentTimeoutDB struct {
 	queryCalled        bool
 	queryContextCalled bool
diff --git a/frontend/src/components/ConnectionModal.tsx b/frontend/src/components/ConnectionModal.tsx
index a1f154c..2ea26d2 100644
--- a/frontend/src/components/ConnectionModal.tsx
+++ b/frontend/src/components/ConnectionModal.tsx
@@ -236,6 +236,10 @@ type DriverStatusSnapshot = {
   type: string;
   name: string;
   connectable: boolean;
+  expectedRevision?: string;
+  needsUpdate?: boolean;
+  updateReason?: string;
+  affectedConnections?: number;
   message?: string;
 };
 
@@ -248,6 +252,14 @@ const normalizeDriverType = (value: string): string => {
   return normalized;
 };
 
+const resolveConnectionDriverType = (type: string, driver?: string): string => {
+  const normalizedType = normalizeDriverType(type);
+  if (normalizedType !== "custom") {
+    return normalizedType;
+  }
+  return normalizeDriverType(driver || "");
+};
+
 const ConnectionModal: React.FC<{
   open: boolean;
   onClose: () => void;
@@ -320,6 +332,7 @@ const ConnectionModal: React.FC<{
   const redisTopology = Form.useWatch("redisTopology", form) || "single";
   const sslMode = Form.useWatch("sslMode", form) || "preferred";
   const proxyType = Form.useWatch("proxyType", form) || "socks5";
+  const customDriver = Form.useWatch("driver", form) || "";
   const mongoReadPreference =
     Form.useWatch("mongoReadPreference", form) || "primary";
   const mongoAuthMechanism = Form.useWatch("mongoAuthMechanism", form) || "";
@@ -851,6 +864,12 @@ const ConnectionModal: React.FC<{
         type,
         name: String(item.name || item.type || type).trim(),
         connectable: !!item.connectable,
+        expectedRevision: String(item.expectedRevision || "").trim() || undefined,
+        needsUpdate: !!item.needsUpdate,
+        updateReason: String(item.updateReason || "").trim() || undefined,
+        affectedConnections: Number.isFinite(Number(item.affectedConnections))
+          ? Number(item.affectedConnections)
+          : undefined,
         message: String(item.message || "").trim() || undefined,
       };
     });
@@ -868,8 +887,11 @@ const ConnectionModal: React.FC<{
     }
   };
 
-  const resolveDriverUnavailableReason = async (type: string): Promise<string> => {
-    const normalized = normalizeDriverType(type);
+  const resolveDriverUnavailableReason = async (
+    type: string,
+    driver?: string,
+  ): Promise<string> => {
+    const normalized = resolveConnectionDriverType(type, driver);
     if (!normalized || normalized === "custom") {
       return "";
     }
@@ -2382,10 +2404,16 @@ const ConnectionModal: React.FC<{
     try {
       await form.validateFields();
       const values = form.getFieldsValue(true);
-      const unavailableReason = await resolveDriverUnavailableReason(values.type);
+      const unavailableReason = await resolveDriverUnavailableReason(
+        values.type,
+        values.driver,
+      );
       if (unavailableReason) {
         message.warning(unavailableReason);
-        promptInstallDriver(values.type, unavailableReason);
+        promptInstallDriver(
+          resolveConnectionDriverType(values.type, values.driver) || values.type,
+          unavailableReason,
+        );
         return;
       }
       setLoading(true);
@@ -2538,7 +2566,10 @@ const ConnectionModal: React.FC<{
     try {
       await form.validateFields();
       const values = form.getFieldsValue(true);
-      const unavailableReason = await resolveDriverUnavailableReason(values.type);
+      const unavailableReason = await resolveDriverUnavailableReason(
+        values.type,
+        values.driver,
+      );
       if (unavailableReason) {
         applyTestFailureFeedback(
           resolveConnectionTestFailureFeedback({
@@ -2547,7 +2578,10 @@ const ConnectionModal: React.FC<{
             fallback: "驱动未安装启用",
           }),
         );
-        promptInstallDriver(values.type, unavailableReason);
+        promptInstallDriver(
+          resolveConnectionDriverType(values.type, values.driver) || values.type,
+          unavailableReason,
+        );
         return;
       }
       const blockingSecretClearMessage = getBlockingSecretClearMessage(values);
@@ -3326,17 +3360,27 @@ const ConnectionModal: React.FC<{
     isJVM && hasUnsupportedJvmModeSelection
       ? "当前连接包含未支持的 JVM 模式。此版本只支持 JMX / Endpoint / Agent，请先调整允许模式和首选模式后再继续。"
       : "";
-  const currentDriverType = normalizeDriverType(dbType);
+  const currentDriverType = resolveConnectionDriverType(dbType, customDriver);
+  const hasCurrentDriverType =
+    currentDriverType !== "" && currentDriverType !== "custom";
   const currentDriverSnapshot = driverStatusMap[currentDriverType];
   const currentDriverUnavailableReason =
-    currentDriverType !== "custom" &&
+    hasCurrentDriverType &&
     currentDriverSnapshot &&
     !currentDriverSnapshot.connectable
       ? currentDriverSnapshot.message ||
         `${currentDriverSnapshot.name || dbType} 驱动未安装启用`
       : "";
+  const currentDriverUpdateReason =
+    hasCurrentDriverType &&
+    currentDriverSnapshot?.connectable &&
+    currentDriverSnapshot.needsUpdate
+      ? currentDriverSnapshot.message ||
+        currentDriverSnapshot.updateReason ||
+        `${currentDriverSnapshot.name || dbType} 驱动代理需要重装后才能应用当前版本的驱动侧更新`
+      : "";
   const driverStatusChecking =
-    currentDriverType !== "custom" && !driverStatusLoaded && step === 2;
+    hasCurrentDriverType && !driverStatusLoaded && step === 2;
 
   const dbTypeGroups = [
     {
@@ -6055,6 +6099,26 @@ const ConnectionModal: React.FC<{
             }
           />
         )}
+        {currentDriverUpdateReason && (
+          <Alert
+            showIcon
+            type="warning"
+            style={{ marginBottom: 12 }}
+            message="当前数据源驱动代理建议重装"
+            description={
+              <Space size={8}>
+                <span>{currentDriverUpdateReason}</span>
+                <Button
+                  type="link"
+                  size="small"
+                  onClick={() => onOpenDriverManager?.()}
+                >
+                  去驱动管理重装
+                </Button>
+              </Space>
+            }
+          />
+        )}
         {(() => {
           const sectionItems: Array<{
             key: "basic" | "network" | "appearance";
diff --git a/frontend/src/components/DriverManagerModal.tsx b/frontend/src/components/DriverManagerModal.tsx
index 9b8ea05..a4551d7 100644
--- a/frontend/src/components/DriverManagerModal.tsx
+++ b/frontend/src/components/DriverManagerModal.tsx
@@ -39,6 +39,11 @@ type DriverStatusRow = {
   packagePath?: string;
   executablePath?: string;
   downloadedAt?: string;
+  agentRevision?: string;
+  expectedRevision?: string;
+  needsUpdate?: boolean;
+  updateReason?: string;
+  affectedConnections?: number;
   message?: string;
 };
 
@@ -360,6 +365,13 @@ const DriverManagerModal: React.FC<{ open: boolean; onClose: () => void; onOpenG
         packagePath: String(item.packagePath || '').trim() || undefined,
         executablePath: String(item.executablePath || '').trim() || undefined,
         downloadedAt: String(item.downloadedAt || '').trim() || undefined,
+        agentRevision: String(item.agentRevision || '').trim() || undefined,
+        expectedRevision: String(item.expectedRevision || '').trim() || undefined,
+        needsUpdate: !!item.needsUpdate,
+        updateReason: String(item.updateReason || '').trim() || undefined,
+        affectedConnections: Number.isFinite(Number(item.affectedConnections))
+          ? Number(item.affectedConnections)
+          : undefined,
         message: String(item.message || '').trim() || undefined,
       }));
       setRows(nextRows);
@@ -1005,7 +1017,17 @@ const DriverManagerModal: React.FC<{ open: boolean; onClose: () => void; onOpenG
         title: '数据源',
         dataIndex: 'name',
         key: 'name',
-        width: 150,
+        width: 220,
+        render: (_: string, row: DriverStatusRow) => (
+          <div style={{ display: 'grid', gap: 4 }}>
+            <Text strong>{row.name}</Text>
+            {row.message ? (
+              <Text type={row.needsUpdate ? 'warning' : 'secondary'} style={{ fontSize: 12 }}>
+                {row.message}
+              </Text>
+            ) : null}
+          </div>
+        ),
       },
       {
         title: '安装包大小',
@@ -1042,6 +1064,9 @@ const DriverManagerModal: React.FC<{ open: boolean; onClose: () => void; onOpenG
           if (progress && (progress.status === 'start' || progress.status === 'downloading')) {
             return <Tag color="processing">安装中 {Math.round(progress.percent)}%</Tag>;
           }
+          if (row.needsUpdate) {
+            return <Tag color="warning">强烈建议重装</Tag>;
+          }
           if (row.connectable) {
             return <Tag color="success">已启用</Tag>;
           }
@@ -1089,10 +1114,11 @@ const DriverManagerModal: React.FC<{ open: boolean; onClose: () => void; onOpenG
           const versionLocked = row.packageInstalled || row.connectable;
           if (versionLocked) {
             const installedVersion = String(row.installedVersion || '').trim();
+            const revisionHint = row.needsUpdate ? '，需重装' : '';
             if (installedVersion) {
-              return <Text type="secondary">{installedVersion}（已安装，移除后可更换）</Text>;
+              return <Text type="secondary">{installedVersion}（已安装{revisionHint}，移除后可更换）</Text>;
             }
-            return <Text type="secondary">已安装（移除后可更换）</Text>;
+            return <Text type="secondary">已安装（{row.needsUpdate ? '需重装，' : ''}移除后可更换）</Text>;
           }
           const options = versionMap[row.type] || [];
           const selectedKey = selectedVersionMap[row.type];
@@ -1148,7 +1174,16 @@ const DriverManagerModal: React.FC<{ open: boolean; onClose: () => void; onOpenG
           const logs = operationLogMap[row.type] || [];
           const hasLogs = logs.length > 0;
 
-          const mainAction = row.connectable ? (
+          const mainAction = row.needsUpdate ? (
+            <Button
+              type="primary"
+              icon={<DownloadOutlined />}
+              loading={loadingInstallOrRemove}
+              onClick={() => installDriver(row)}
+            >
+              重装驱动
+            </Button>
+          ) : row.connectable ? (
             <Button
               danger
               icon={<DeleteOutlined />}
@@ -1209,9 +1244,10 @@ const DriverManagerModal: React.FC<{ open: boolean; onClose: () => void; onOpenG
         row.type,
         row.pinnedVersion,
         row.installedVersion,
+        row.updateReason,
         row.message,
         row.builtIn ? '内置' : '外置',
-        row.connectable ? '已启用' : row.packageInstalled ? '已安装' : '未启用',
+        row.needsUpdate ? '强烈建议重装' : row.connectable ? '已启用' : row.packageInstalled ? '已安装' : '未启用',
       ];
       const searchableText = normalizeDriverSearchText(searchableParts.filter(Boolean).join(' '));
       return searchableText.includes(normalizedSearchKeyword);
diff --git a/frontend/src/components/Sidebar.tsx b/frontend/src/components/Sidebar.tsx
index f1df514..6e3eac4 100644
--- a/frontend/src/components/Sidebar.tsx
+++ b/frontend/src/components/Sidebar.tsx
@@ -36,9 +36,9 @@ import { Tree, message, Dropdown, MenuProps, Input, Button, Modal, Form, Badge,
 	} from '@ant-design/icons';
 import { useStore } from '../store';
 import { buildOverlayWorkbenchTheme } from '../utils/overlayWorkbenchTheme';
-	import { SavedConnection, ExternalSQLTreeEntry, JVMCapability, JVMResourceSummary } from '../types';
+		import { SavedConnection, ExternalSQLTreeEntry, JVMCapability, JVMResourceSummary } from '../types';
 import { getDbIcon } from './DatabaseIcons';
-	import { DBGetDatabases, DBGetTables, DBQuery, DBShowCreateTable, ExportTable, OpenSQLFile, ExecuteSQLFile, CancelSQLFileExecution, CreateDatabase, RenameDatabase, DropDatabase, RenameTable, DropTable, DropView, DropFunction, RenameView, SelectSQLDirectory, ListSQLDirectory, ReadSQLFile, JVMProbeCapabilities } from '../../wailsjs/go/app/App';
+		import { DBGetDatabases, DBGetTables, DBQuery, DBShowCreateTable, ExportTable, OpenSQLFile, ExecuteSQLFile, CancelSQLFileExecution, CreateDatabase, RenameDatabase, DropDatabase, RenameTable, DropTable, DropView, DropFunction, RenameView, SelectSQLDirectory, ListSQLDirectory, ReadSQLFile, JVMProbeCapabilities, GetDriverStatusList } from '../../wailsjs/go/app/App';
 import { getTableDataDangerActionMeta, supportsTableTruncateAction, type TableDataDangerActionKind } from './tableDataDangerActions';
   import { EventsOn } from '../../wailsjs/runtime/runtime';
   import { isMacLikePlatform, normalizeOpacityForPlatform, resolveAppearanceValues } from '../utils/appearance';
@@ -81,6 +81,33 @@ interface BatchObjectItem {
   dataRef: any;
 }
 
+type DriverStatusSnapshot = {
+  type: string;
+  name: string;
+  connectable: boolean;
+  expectedRevision?: string;
+  needsUpdate?: boolean;
+  updateReason?: string;
+  message?: string;
+};
+
+const DRIVER_STATUS_CACHE_TTL_MS = 30_000;
+
+const normalizeDriverType = (value: string): string => {
+  const normalized = String(value || '').trim().toLowerCase();
+  if (normalized === 'postgresql') return 'postgres';
+  if (normalized === 'doris') return 'diros';
+  return normalized;
+};
+
+const resolveSavedConnectionDriverType = (conn: SavedConnection | undefined): string => {
+  const type = normalizeDriverType(conn?.config?.type || '');
+  if (type !== 'custom') {
+    return type;
+  }
+  return normalizeDriverType(conn?.config?.driver || '');
+};
+
 const SEARCH_SCOPE_OPTIONS: Array<{ value: SearchScope; label: string }> = [
   { value: 'smart', label: '智能' },
   { value: 'object', label: '表对象' },
@@ -211,10 +238,12 @@ const Sidebar: React.FC<{ onEditConnection?: (conn: SavedConnection) => void }>
   const [autoExpandParent, setAutoExpandParent] = useState(true);
   const [loadedKeys, setLoadedKeys] = useState<React.Key[]>([]);
   const [selectedKeys, setSelectedKeys] = useState<React.Key[]>([]);
-  const selectedNodesRef = useRef<any[]>([]);
-  const loadingNodesRef = useRef<Set<string>>(new Set());
-  const clickTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
-  const [contextMenu, setContextMenu] = useState<{ x: number, y: number, items: MenuProps['items'] } | null>(null);
+	  const selectedNodesRef = useRef<any[]>([]);
+	  const loadingNodesRef = useRef<Set<string>>(new Set());
+	  const clickTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
+	  const driverStatusCacheRef = useRef<{ fetchedAt: number; items: Record<string, DriverStatusSnapshot> } | null>(null);
+	  const driverUpdateWarningKeysRef = useRef<Set<string>>(new Set());
+	  const [contextMenu, setContextMenu] = useState<{ x: number, y: number, items: MenuProps['items'] } | null>(null);
   
   // Virtual Scroll State
   const [treeHeight, setTreeHeight] = useState(500);
@@ -956,13 +985,72 @@ const Sidebar: React.FC<{ onEditConnection?: (conn: SavedConnection) => void }>
               const typeLabel = normalizedType === 'PROCEDURE' ? 'P' : 'F';
               routines.push({ displayName: `${fullName} [${typeLabel}]`, routineName: fullName, routineType: normalizedType });
           });
-      });
-      return { routines, supported: hasSuccessfulQuery };
-  };
+	      });
+	      return { routines, supported: hasSuccessfulQuery };
+	  };
 
-	  const loadDatabases = async (node: any) => {
-	      const conn = node.dataRef as SavedConnection;
-	      const loadKey = `dbs-${conn.id}`;
+	  const fetchDriverStatusMap = async (): Promise<Record<string, DriverStatusSnapshot>> => {
+	      const cached = driverStatusCacheRef.current;
+	      if (cached && Date.now() - cached.fetchedAt < DRIVER_STATUS_CACHE_TTL_MS) {
+	          return cached.items;
+	      }
+	      const result: Record<string, DriverStatusSnapshot> = {};
+	      const res = await GetDriverStatusList('', '');
+	      if (!res?.success) {
+	          return result;
+	      }
+	      const data = (res.data || {}) as any;
+	      const drivers = Array.isArray(data.drivers) ? data.drivers : [];
+	      drivers.forEach((item: any) => {
+	          const type = normalizeDriverType(String(item.type || '').trim());
+	          if (!type) return;
+	          result[type] = {
+	              type,
+	              name: String(item.name || item.type || type).trim(),
+	              connectable: !!item.connectable,
+	              expectedRevision: String(item.expectedRevision || '').trim() || undefined,
+	              needsUpdate: !!item.needsUpdate,
+	              updateReason: String(item.updateReason || '').trim() || undefined,
+	              message: String(item.message || '').trim() || undefined,
+	          };
+	      });
+	      driverStatusCacheRef.current = { fetchedAt: Date.now(), items: result };
+	      return result;
+	  };
+
+	  const warnIfConnectionDriverAgentNeedsUpdate = async (conn: SavedConnection) => {
+	      try {
+	          const driverType = resolveSavedConnectionDriverType(conn);
+	          if (!driverType || driverType === 'custom') {
+	              return;
+	          }
+	          const statusMap = await fetchDriverStatusMap();
+	          const status = statusMap[driverType];
+	          if (!status?.connectable || !status.needsUpdate) {
+	              return;
+	          }
+	          const revisionKey = status.expectedRevision || status.updateReason || status.message || 'unknown';
+	          const warningKey = `${conn.id}:${driverType}:${revisionKey}`;
+	          if (driverUpdateWarningKeysRef.current.has(warningKey)) {
+	              return;
+	          }
+	          driverUpdateWarningKeysRef.current.add(warningKey);
+	          const driverName = status.name || driverType;
+	          const reason = status.message || status.updateReason || `${driverName} driver-agent 与当前 GoNavi 版本要求不一致`;
+	          message.warning({
+	              content: `${driverName} 驱动代理需要重装：${reason}`,
+	              key: `driver-agent-update-${conn.id}`,
+	              duration: 10,
+	          });
+	      } catch (error) {
+	          console.warn('检查驱动代理更新状态失败', error);
+	      }
+	  };
+
+		  const loadDatabases = async (node: any) => {
+		      const conn = node.dataRef as SavedConnection;
+		      void warnIfConnectionDriverAgentNeedsUpdate(conn);
+		      const loadKey = `dbs-${conn.id}`;
 	      if (loadingNodesRef.current.has(loadKey)) return;
 	      loadingNodesRef.current.add(loadKey);
 	      const config = {
@@ -1845,8 +1933,9 @@ const Sidebar: React.FC<{ onEditConnection?: (conn: SavedConnection) => void }>
       setIsBatchModalOpen(true);
   };
 
-  const loadDatabasesForBatch = async (conn: SavedConnection) => {
-      const config = {
+	  const loadDatabasesForBatch = async (conn: SavedConnection) => {
+	      void warnIfConnectionDriverAgentNeedsUpdate(conn);
+	      const config = {
           ...conn.config,
           port: Number(conn.config.port),
           password: conn.config.password || "",
@@ -2154,10 +2243,11 @@ const Sidebar: React.FC<{ onEditConnection?: (conn: SavedConnection) => void }>
       setIsBatchDbModalOpen(true);
   };
 
-  const loadDatabasesForDbBatch = async (conn: SavedConnection) => {
-      setBatchConnContext(conn);
+	  const loadDatabasesForDbBatch = async (conn: SavedConnection) => {
+	      setBatchConnContext(conn);
+	      void warnIfConnectionDriverAgentNeedsUpdate(conn);
 
-      const config = {
+	      const config = {
           ...conn.config,
           port: Number(conn.config.port),
           password: conn.config.password || "",
diff --git a/internal/app/methods_driver.go b/internal/app/methods_driver.go
index 0c7ea02..1be8e20 100644
--- a/internal/app/methods_driver.go
+++ b/internal/app/methods_driver.go
@@ -127,6 +127,7 @@ type driverDefinition struct {
 type installedDriverPackage struct {
 	DriverType     string `json:"driverType"`
 	Version        string `json:"version,omitempty"`
+	AgentRevision  string `json:"agentRevision,omitempty"`
 	FilePath       string `json:"filePath"`
 	FileName       string `json:"fileName"`
 	ExecutablePath string `json:"executablePath,omitempty"`
@@ -136,23 +137,28 @@ type installedDriverPackage struct {
 }
 
 type driverStatusItem struct {
-	Type               string `json:"type"`
-	Name               string `json:"name"`
-	Engine             string `json:"engine,omitempty"`
-	BuiltIn            bool   `json:"builtIn"`
-	PinnedVersion      string `json:"pinnedVersion,omitempty"`
-	InstalledVersion   string `json:"installedVersion,omitempty"`
-	PackageSizeText    string `json:"packageSizeText,omitempty"`
-	RuntimeAvailable   bool   `json:"runtimeAvailable"`
-	PackageInstalled   bool   `json:"packageInstalled"`
-	Connectable        bool   `json:"connectable"`
-	DefaultDownloadURL string `json:"defaultDownloadUrl,omitempty"`
-	InstallDir         string `json:"installDir,omitempty"`
-	PackagePath        string `json:"packagePath,omitempty"`
-	PackageFileName    string `json:"packageFileName,omitempty"`
-	ExecutablePath     string `json:"executablePath,omitempty"`
-	DownloadedAt       string `json:"downloadedAt,omitempty"`
-	Message            string `json:"message,omitempty"`
+	Type                string `json:"type"`
+	Name                string `json:"name"`
+	Engine              string `json:"engine,omitempty"`
+	BuiltIn             bool   `json:"builtIn"`
+	PinnedVersion       string `json:"pinnedVersion,omitempty"`
+	InstalledVersion    string `json:"installedVersion,omitempty"`
+	PackageSizeText     string `json:"packageSizeText,omitempty"`
+	RuntimeAvailable    bool   `json:"runtimeAvailable"`
+	PackageInstalled    bool   `json:"packageInstalled"`
+	Connectable         bool   `json:"connectable"`
+	DefaultDownloadURL  string `json:"defaultDownloadUrl,omitempty"`
+	InstallDir          string `json:"installDir,omitempty"`
+	PackagePath         string `json:"packagePath,omitempty"`
+	PackageFileName     string `json:"packageFileName,omitempty"`
+	ExecutablePath      string `json:"executablePath,omitempty"`
+	DownloadedAt        string `json:"downloadedAt,omitempty"`
+	AgentRevision       string `json:"agentRevision,omitempty"`
+	ExpectedRevision    string `json:"expectedRevision,omitempty"`
+	NeedsUpdate         bool   `json:"needsUpdate,omitempty"`
+	UpdateReason        string `json:"updateReason,omitempty"`
+	AffectedConnections int    `json:"affectedConnections,omitempty"`
+	Message             string `json:"message,omitempty"`
 }
 
 const driverDownloadProgressEvent = "driver:download-progress"
@@ -758,29 +764,36 @@ func (a *App) GetDriverStatusList(downloadDir string, manifestURL string) connec
 	definitions := allDriverDefinitionsWithPackages(effectivePackages)
 	triggerDriverVersionMetadataWarmup(definitions)
 	packageSizeBytesMap := preloadOptionalDriverPackageSizes(definitions)
+	usageCounts := a.savedConnectionDriverUsageCounts()
 	items := make([]driverStatusItem, 0, len(definitions))
 	for _, definition := range definitions {
 		engine := effectiveDriverEngine(definition)
 		runtimeAvailable, runtimeReason := db.DriverRuntimeSupportStatus(definition.Type)
 		pkg, packageMetaExists := readInstalledDriverPackage(resolvedDir, definition.Type)
+		needsUpdate, updateReason, expectedRevision := optionalDriverAgentRevisionStatus(definition.Type, pkg, packageMetaExists)
 		packageInstalled := definition.BuiltIn || packageMetaExists
 		if runtimeAvailable && db.IsOptionalGoDriver(definition.Type) {
 			packageInstalled = true
 		}
 
 		item := driverStatusItem{
-			Type:               definition.Type,
-			Name:               definition.Name,
-			Engine:             engine,
-			BuiltIn:            definition.BuiltIn,
-			PinnedVersion:      definition.PinnedVersion,
-			InstalledVersion:   strings.TrimSpace(pkg.Version),
-			PackageSizeText:    resolveDriverPackageSizeText(definition, pkg, packageMetaExists, packageSizeBytesMap),
-			RuntimeAvailable:   runtimeAvailable,
-			PackageInstalled:   packageInstalled,
-			Connectable:        runtimeAvailable,
-			DefaultDownloadURL: definition.DefaultDownloadURL,
-			InstallDir:         driverInstallDir(resolvedDir, definition.Type),
+			Type:                definition.Type,
+			Name:                definition.Name,
+			Engine:              engine,
+			BuiltIn:             definition.BuiltIn,
+			PinnedVersion:       definition.PinnedVersion,
+			InstalledVersion:    strings.TrimSpace(pkg.Version),
+			PackageSizeText:     resolveDriverPackageSizeText(definition, pkg, packageMetaExists, packageSizeBytesMap),
+			RuntimeAvailable:    runtimeAvailable,
+			PackageInstalled:    packageInstalled,
+			Connectable:         runtimeAvailable,
+			DefaultDownloadURL:  definition.DefaultDownloadURL,
+			InstallDir:          driverInstallDir(resolvedDir, definition.Type),
+			AgentRevision:       strings.TrimSpace(pkg.AgentRevision),
+			ExpectedRevision:    expectedRevision,
+			NeedsUpdate:         needsUpdate,
+			UpdateReason:        updateReason,
+			AffectedConnections: usageCounts[normalizeDriverType(definition.Type)],
 		}
 		if packageMetaExists {
 			item.PackagePath = pkg.FilePath
@@ -792,6 +805,12 @@ func (a *App) GetDriverStatusList(downloadDir string, manifestURL string) connec
 		switch {
 		case definition.BuiltIn:
 			item.Message = "内置驱动，可直接连接"
+		case needsUpdate:
+			if item.AffectedConnections > 0 {
+				item.Message = fmt.Sprintf("%s；检测到 %d 个已保存连接正在使用该驱动，请在工具-驱动管理中重装", updateReason, item.AffectedConnections)
+			} else {
+				item.Message = updateReason + "，请在工具-驱动管理中重装"
+			}
 		case runtimeAvailable:
 			item.Message = "纯 Go 驱动已启用，可直接连接"
 		case packageInstalled && strings.TrimSpace(runtimeReason) != "":
@@ -2702,6 +2721,47 @@ func readInstalledDriverPackage(downloadDir string, driverType string) (installe
 	return meta, true
 }
 
+func optionalDriverAgentRevisionStatus(driverType string, pkg installedDriverPackage, packageMetaExists bool) (bool, string, string) {
+	expected := db.OptionalDriverAgentRevision(driverType)
+	if strings.TrimSpace(expected) == "" || !packageMetaExists || !db.IsOptionalGoDriver(driverType) {
+		return false, "", expected
+	}
+	actual := strings.TrimSpace(pkg.AgentRevision)
+	if actual == expected {
+		return false, "", expected
+	}
+	displayName := resolveDriverDisplayName(driverDefinition{Type: driverType})
+	updateReason := fmt.Sprintf("当前 GoNavi 版本要求更新后的 %s driver-agent（revision: %s）", displayName, expected)
+	impact := "driver-agent 是独立二进制，不会随主程序自动更新；如果不重装，会继续使用旧 agent 逻辑，驱动侧已修复或优化的行为不会生效，可能继续出现旧版本问题。强烈建议重装对应驱动代理"
+	if actual == "" {
+		return true, fmt.Sprintf("原因：%s。影响：%s", updateReason, impact), expected
+	}
+	return true, fmt.Sprintf("原因：%s。影响：%s（已安装标记：%s，当前需要：%s）", updateReason, impact, actual, expected), expected
+}
+
+func (a *App) savedConnectionDriverUsageCounts() map[string]int {
+	counts := map[string]int{}
+	if a == nil || strings.TrimSpace(a.configDir) == "" {
+		return counts
+	}
+	items, err := a.savedConnectionRepository().List()
+	if err != nil {
+		logger.Warnf("统计驱动连接使用数失败：%v", err)
+		return counts
+	}
+	for _, item := range items {
+		driverType := normalizeDriverType(item.Config.Type)
+		if driverType == "custom" {
+			driverType = normalizeDriverType(item.Config.Driver)
+		}
+		if driverType == "" || !db.IsOptionalGoDriver(driverType) {
+			continue
+		}
+		counts[driverType]++
+	}
+	return counts
+}
+
 func writeInstalledDriverPackage(downloadDir string, driverType string, meta installedDriverPackage) error {
 	driverDir := driverInstallDir(downloadDir, driverType)
 	if err := os.MkdirAll(driverDir, 0o755); err != nil {
@@ -2765,9 +2825,11 @@ func installOptionalDriverAgentPackage(a *App, definition driverDefinition, sele
 	if strings.TrimSpace(downloadSource) == "" {
 		downloadSource = strings.TrimSpace(downloadURL)
 	}
+	agentRevision := probeInstalledOptionalDriverAgentRevision(driverType, runtimePath)
 	return installedDriverPackage{
 		DriverType:     driverType,
 		Version:        strings.TrimSpace(selectedVersion),
+		AgentRevision:  agentRevision,
 		FilePath:       installPath,
 		FileName:       filepath.Base(installPath),
 		ExecutablePath: runtimePath,
@@ -2837,9 +2899,11 @@ func installOptionalDriverAgentFromLocalPath(definition driverDefinition, filePa
 	if hashErr != nil {
 		return installedDriverPackage{}, fmt.Errorf("计算 %s 驱动代理摘要失败：%w", displayName, hashErr)
 	}
+	agentRevision := probeInstalledOptionalDriverAgentRevision(driverType, executablePath)
 	return installedDriverPackage{
 		DriverType:     driverType,
 		Version:        strings.TrimSpace(selectedVersion),
+		AgentRevision:  agentRevision,
 		FilePath:       sourcePath,
 		FileName:       sourceName,
 		ExecutablePath: executablePath,
@@ -2849,6 +2913,19 @@ func installOptionalDriverAgentFromLocalPath(definition driverDefinition, filePa
 	}, nil
 }
 
+func probeInstalledOptionalDriverAgentRevision(driverType string, executablePath string) string {
+	expectedRevision := db.OptionalDriverAgentRevision(driverType)
+	if strings.TrimSpace(expectedRevision) == "" {
+		return ""
+	}
+	metadata, err := db.ProbeOptionalDriverAgentMetadata(driverType, executablePath)
+	if err != nil {
+		logger.Warnf("%s 驱动代理未返回版本元数据：%v", resolveDriverDisplayName(driverDefinition{Type: driverType}), err)
+		return ""
+	}
+	return strings.TrimSpace(metadata.AgentRevision)
+}
+
 type localDriverCandidate struct {
 	absPath       string
 	relativePath  string
diff --git a/internal/app/methods_driver_agent_revision_test.go b/internal/app/methods_driver_agent_revision_test.go
new file mode 100644
index 0000000..c24b917
--- /dev/null
+++ b/internal/app/methods_driver_agent_revision_test.go
@@ -0,0 +1,72 @@
+package app
+
+import (
+	"strings"
+	"testing"
+
+	"GoNavi-Wails/internal/connection"
+)
+
+func TestOptionalDriverAgentRevisionStatusDetectsStaleClickHouseAgent(t *testing.T) {
+	needsUpdate, reason, expected := optionalDriverAgentRevisionStatus("clickhouse", installedDriverPackage{}, true)
+	if !needsUpdate {
+		t.Fatal("expected missing ClickHouse agent revision to require update")
+	}
+	if expected == "" {
+		t.Fatal("expected ClickHouse to define an agent revision")
+	}
+	if reason == "" {
+		t.Fatal("expected update reason")
+	}
+	if !strings.Contains(reason, "原因：") || !strings.Contains(reason, "影响：") {
+		t.Fatalf("expected reason to explain cause and impact, got %q", reason)
+	}
+	if !strings.Contains(reason, "强烈建议重装") {
+		t.Fatalf("expected reason to strongly recommend reinstall, got %q", reason)
+	}
+
+	current := installedDriverPackage{AgentRevision: expected}
+	needsUpdate, reason, _ = optionalDriverAgentRevisionStatus("clickhouse", current, true)
+	if needsUpdate {
+		t.Fatalf("expected current ClickHouse agent revision to be accepted, reason=%q", reason)
+	}
+}
+
+func TestSavedConnectionDriverUsageCountsIncludesOptionalAndCustomDrivers(t *testing.T) {
+	app := &App{configDir: t.TempDir()}
+	repo := app.savedConnectionRepository()
+	if err := repo.saveAll([]connection.SavedConnectionView{
+		{
+			ID:   "conn-clickhouse",
+			Name: "ClickHouse",
+			Config: connection.ConnectionConfig{
+				Type: "clickhouse",
+			},
+		},
+		{
+			ID:   "conn-custom-clickhouse",
+			Name: "Custom ClickHouse",
+			Config: connection.ConnectionConfig{
+				Type:   "custom",
+				Driver: "clickhouse",
+			},
+		},
+		{
+			ID:   "conn-mysql",
+			Name: "MySQL",
+			Config: connection.ConnectionConfig{
+				Type: "mysql",
+			},
+		},
+	}); err != nil {
+		t.Fatalf("save connections failed: %v", err)
+	}
+
+	counts := app.savedConnectionDriverUsageCounts()
+	if got := counts["clickhouse"]; got != 2 {
+		t.Fatalf("expected two ClickHouse usages, got %d", got)
+	}
+	if got := counts["mysql"]; got != 0 {
+		t.Fatalf("expected built-in MySQL to be ignored, got %d", got)
+	}
+}
diff --git a/internal/db/optional_driver_agent_impl.go b/internal/db/optional_driver_agent_impl.go
index d5f1810..3cba3ba 100644
--- a/internal/db/optional_driver_agent_impl.go
+++ b/internal/db/optional_driver_agent_impl.go
@@ -23,6 +23,7 @@ import (
 const (
 	optionalAgentMethodConnect          = "connect"
 	optionalAgentMethodClose            = "close"
+	optionalAgentMethodMetadata         = "metadata"
 	optionalAgentMethodPing             = "ping"
 	optionalAgentMethodQuery            = "query"
 	optionalAgentMethodExec             = "exec"
@@ -58,6 +59,12 @@ type optionalAgentResponse struct {
 	RowsAffected int64           `json:"rowsAffected,omitempty"`
 }
 
+type OptionalDriverAgentMetadata struct {
+	DriverType     string `json:"driverType,omitempty"`
+	AgentRevision  string `json:"agentRevision,omitempty"`
+	ProtocolSchema string `json:"protocolSchema,omitempty"`
+}
+
 type optionalDriverAgentClient struct {
 	cmd      *exec.Cmd
 	stdin    io.WriteCloser
@@ -69,6 +76,25 @@ type optionalDriverAgentClient struct {
 	driver   string
 }
 
+func ProbeOptionalDriverAgentMetadata(driverType string, executablePath string) (OptionalDriverAgentMetadata, error) {
+	client, err := newOptionalDriverAgentClient(driverType, executablePath)
+	if err != nil {
+		return OptionalDriverAgentMetadata{}, err
+	}
+	defer func() {
+		_ = client.close()
+	}()
+
+	var metadata OptionalDriverAgentMetadata
+	if err := client.call(optionalAgentRequest{Method: optionalAgentMethodMetadata}, &metadata, nil, nil); err != nil {
+		return OptionalDriverAgentMetadata{}, err
+	}
+	metadata.DriverType = normalizeRuntimeDriverType(metadata.DriverType)
+	metadata.AgentRevision = strings.TrimSpace(metadata.AgentRevision)
+	metadata.ProtocolSchema = strings.TrimSpace(metadata.ProtocolSchema)
+	return metadata, nil
+}
+
 func newOptionalDriverAgentClient(driverType string, executablePath string) (*optionalDriverAgentClient, error) {
 	pathText := strings.TrimSpace(executablePath)
 	if pathText == "" {