diff --git a/pkg/rpc/pb/model_db_node.pb.go b/pkg/rpc/pb/model_db_node.pb.go
index e5e7323..6468a8a 100644
--- a/pkg/rpc/pb/model_db_node.pb.go
+++ b/pkg/rpc/pb/model_db_node.pb.go
@@ -30,16 +30,17 @@ type DBNode struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Id          int64  `protobuf:"varint,1,opt,name=id,proto3" json:"id,omitempty"`
-	Name        string `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"`
-	Description string `protobuf:"bytes,3,opt,name=description,proto3" json:"description,omitempty"`
-	IsOn        bool   `protobuf:"varint,4,opt,name=isOn,proto3" json:"isOn,omitempty"`
-	Host        string `protobuf:"bytes,5,opt,name=host,proto3" json:"host,omitempty"`
-	Port        int32  `protobuf:"varint,6,opt,name=port,proto3" json:"port,omitempty"`
-	Database    string `protobuf:"bytes,7,opt,name=database,proto3" json:"database,omitempty"`
-	Username    string `protobuf:"bytes,8,opt,name=username,proto3" json:"username,omitempty"`
-	Password    string `protobuf:"bytes,9,opt,name=password,proto3" json:"password,omitempty"`
-	Charset     string `protobuf:"bytes,10,opt,name=charset,proto3" json:"charset,omitempty"`
+	Id          int64         `protobuf:"varint,1,opt,name=id,proto3" json:"id,omitempty"`
+	Name        string        `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"`
+	Description string        `protobuf:"bytes,3,opt,name=description,proto3" json:"description,omitempty"`
+	IsOn        bool          `protobuf:"varint,4,opt,name=isOn,proto3" json:"isOn,omitempty"`
+	Host        string        `protobuf:"bytes,5,opt,name=host,proto3" json:"host,omitempty"`
+	Port        int32         `protobuf:"varint,6,opt,name=port,proto3" json:"port,omitempty"`
+	Database    string        `protobuf:"bytes,7,opt,name=database,proto3" json:"database,omitempty"`
+	Username    string        `protobuf:"bytes,8,opt,name=username,proto3" json:"username,omitempty"`
+	Password    string        `protobuf:"bytes,9,opt,name=password,proto3" json:"password,omitempty"`
+	Charset     string        `protobuf:"bytes,10,opt,name=charset,proto3" json:"charset,omitempty"`
+	Status      *DBNodeStatus `protobuf:"bytes,30,opt,name=status,proto3" json:"status,omitempty"`
 }
 
 func (x *DBNode) Reset() {
@@ -144,11 +145,81 @@ func (x *DBNode) GetCharset() string {
 	return ""
 }
 
+func (x *DBNode) GetStatus() *DBNodeStatus {
+	if x != nil {
+		return x.Status
+	}
+	return nil
+}
+
+type DBNodeStatus struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	IsOk  bool   `protobuf:"varint,1,opt,name=isOk,proto3" json:"isOk,omitempty"`
+	Size  int64  `protobuf:"varint,2,opt,name=size,proto3" json:"size,omitempty"`
+	Error string `protobuf:"bytes,3,opt,name=error,proto3" json:"error,omitempty"`
+}
+
+func (x *DBNodeStatus) Reset() {
+	*x = DBNodeStatus{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_model_db_node_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *DBNodeStatus) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DBNodeStatus) ProtoMessage() {}
+
+func (x *DBNodeStatus) ProtoReflect() protoreflect.Message {
+	mi := &file_model_db_node_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DBNodeStatus.ProtoReflect.Descriptor instead.
+func (*DBNodeStatus) Descriptor() ([]byte, []int) {
+	return file_model_db_node_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *DBNodeStatus) GetIsOk() bool {
+	if x != nil {
+		return x.IsOk
+	}
+	return false
+}
+
+func (x *DBNodeStatus) GetSize() int64 {
+	if x != nil {
+		return x.Size
+	}
+	return 0
+}
+
+func (x *DBNodeStatus) GetError() string {
+	if x != nil {
+		return x.Error
+	}
+	return ""
+}
+
 var File_model_db_node_proto protoreflect.FileDescriptor
 
 var file_model_db_node_proto_rawDesc = []byte{
 	0x0a, 0x13, 0x6d, 0x6f, 0x64, 0x65, 0x6c, 0x5f, 0x64, 0x62, 0x5f, 0x6e, 0x6f, 0x64, 0x65, 0x2e,
-	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x02, 0x70, 0x62, 0x22, 0xf8, 0x01, 0x0a, 0x06, 0x44, 0x42,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x02, 0x70, 0x62, 0x22, 0xa2, 0x02, 0x0a, 0x06, 0x44, 0x42,
 	0x4e, 0x6f, 0x64, 0x65, 0x12, 0x0e, 0x0a, 0x02, 0x69, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x03,
 	0x52, 0x02, 0x69, 0x64, 0x12, 0x12, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x02, 0x20, 0x01,
 	0x28, 0x09, 0x52, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x12, 0x20, 0x0a, 0x0b, 0x64, 0x65, 0x73, 0x63,
@@ -164,8 +235,15 @@ var file_model_db_node_proto_rawDesc = []byte{
 	0x0a, 0x08, 0x70, 0x61, 0x73, 0x73, 0x77, 0x6f, 0x72, 0x64, 0x18, 0x09, 0x20, 0x01, 0x28, 0x09,
 	0x52, 0x08, 0x70, 0x61, 0x73, 0x73, 0x77, 0x6f, 0x72, 0x64, 0x12, 0x18, 0x0a, 0x07, 0x63, 0x68,
 	0x61, 0x72, 0x73, 0x65, 0x74, 0x18, 0x0a, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x63, 0x68, 0x61,
-	0x72, 0x73, 0x65, 0x74, 0x42, 0x06, 0x5a, 0x04, 0x2e, 0x2f, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72,
-	0x6f, 0x74, 0x6f, 0x33,
+	0x72, 0x73, 0x65, 0x74, 0x12, 0x28, 0x0a, 0x06, 0x73, 0x74, 0x61, 0x74, 0x75, 0x73, 0x18, 0x1e,
+	0x20, 0x01, 0x28, 0x0b, 0x32, 0x10, 0x2e, 0x70, 0x62, 0x2e, 0x44, 0x42, 0x4e, 0x6f, 0x64, 0x65,
+	0x53, 0x74, 0x61, 0x74, 0x75, 0x73, 0x52, 0x06, 0x73, 0x74, 0x61, 0x74, 0x75, 0x73, 0x22, 0x4c,
+	0x0a, 0x0c, 0x44, 0x42, 0x4e, 0x6f, 0x64, 0x65, 0x53, 0x74, 0x61, 0x74, 0x75, 0x73, 0x12, 0x12,
+	0x0a, 0x04, 0x69, 0x73, 0x4f, 0x6b, 0x18, 0x01, 0x20, 0x01, 0x28, 0x08, 0x52, 0x04, 0x69, 0x73,
+	0x4f, 0x6b, 0x12, 0x12, 0x0a, 0x04, 0x73, 0x69, 0x7a, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x03,
+	0x52, 0x04, 0x73, 0x69, 0x7a, 0x65, 0x12, 0x14, 0x0a, 0x05, 0x65, 0x72, 0x72, 0x6f, 0x72, 0x18,
+	0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x65, 0x72, 0x72, 0x6f, 0x72, 0x42, 0x06, 0x5a, 0x04,
+	0x2e, 0x2f, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -180,16 +258,18 @@ func file_model_db_node_proto_rawDescGZIP() []byte {
 	return file_model_db_node_proto_rawDescData
 }
 
-var file_model_db_node_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
+var file_model_db_node_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
 var file_model_db_node_proto_goTypes = []interface{}{
-	(*DBNode)(nil), // 0: pb.DBNode
+	(*DBNode)(nil),       // 0: pb.DBNode
+	(*DBNodeStatus)(nil), // 1: pb.DBNodeStatus
 }
 var file_model_db_node_proto_depIdxs = []int32{
-	0, // [0:0] is the sub-list for method output_type
-	0, // [0:0] is the sub-list for method input_type
-	0, // [0:0] is the sub-list for extension type_name
-	0, // [0:0] is the sub-list for extension extendee
-	0, // [0:0] is the sub-list for field type_name
+	1, // 0: pb.DBNode.status:type_name -> pb.DBNodeStatus
+	1, // [1:1] is the sub-list for method output_type
+	1, // [1:1] is the sub-list for method input_type
+	1, // [1:1] is the sub-list for extension type_name
+	1, // [1:1] is the sub-list for extension extendee
+	0, // [0:1] is the sub-list for field type_name
 }
 
 func init() { file_model_db_node_proto_init() }
@@ -210,6 +290,18 @@ func file_model_db_node_proto_init() {
 				return nil
 			}
 		}
+		file_model_db_node_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*DBNodeStatus); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -217,7 +309,7 @@ func file_model_db_node_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_model_db_node_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   1,
+			NumMessages:   2,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
diff --git a/pkg/rpc/pb/service_db_node.pb.go b/pkg/rpc/pb/service_db_node.pb.go
index 36f4b07..1bc4390 100644
--- a/pkg/rpc/pb/service_db_node.pb.go
+++ b/pkg/rpc/pb/service_db_node.pb.go
@@ -146,7 +146,7 @@ type CreateDBNodeResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	NodeId int64 `protobuf:"varint,1,opt,name=nodeId,proto3" json:"nodeId,omitempty"`
+	DbNodeId int64 `protobuf:"varint,1,opt,name=dbNodeId,proto3" json:"dbNodeId,omitempty"`
 }
 
 func (x *CreateDBNodeResponse) Reset() {
@@ -181,9 +181,9 @@ func (*CreateDBNodeResponse) Descriptor() ([]byte, []int) {
 	return file_service_db_node_proto_rawDescGZIP(), []int{1}
 }
 
-func (x *CreateDBNodeResponse) GetNodeId() int64 {
+func (x *CreateDBNodeResponse) GetDbNodeId() int64 {
 	if x != nil {
-		return x.NodeId
+		return x.DbNodeId
 	}
 	return 0
 }
@@ -194,7 +194,7 @@ type UpdateDBNodeRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	NodeId      int64  `protobuf:"varint,1,opt,name=nodeId,proto3" json:"nodeId,omitempty"`
+	DbNodeId    int64  `protobuf:"varint,1,opt,name=dbNodeId,proto3" json:"dbNodeId,omitempty"`
 	Name        string `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"`
 	Description string `protobuf:"bytes,3,opt,name=description,proto3" json:"description,omitempty"`
 	IsOn        bool   `protobuf:"varint,4,opt,name=isOn,proto3" json:"isOn,omitempty"`
@@ -238,9 +238,9 @@ func (*UpdateDBNodeRequest) Descriptor() ([]byte, []int) {
 	return file_service_db_node_proto_rawDescGZIP(), []int{2}
 }
 
-func (x *UpdateDBNodeRequest) GetNodeId() int64 {
+func (x *UpdateDBNodeRequest) GetDbNodeId() int64 {
 	if x != nil {
-		return x.NodeId
+		return x.DbNodeId
 	}
 	return 0
 }
@@ -314,7 +314,7 @@ type DeleteDBNodeRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	NodeId int64 `protobuf:"varint,1,opt,name=nodeId,proto3" json:"nodeId,omitempty"`
+	DbNodeId int64 `protobuf:"varint,1,opt,name=dbNodeId,proto3" json:"dbNodeId,omitempty"`
 }
 
 func (x *DeleteDBNodeRequest) Reset() {
@@ -349,9 +349,9 @@ func (*DeleteDBNodeRequest) Descriptor() ([]byte, []int) {
 	return file_service_db_node_proto_rawDescGZIP(), []int{3}
 }
 
-func (x *DeleteDBNodeRequest) GetNodeId() int64 {
+func (x *DeleteDBNodeRequest) GetDbNodeId() int64 {
 	if x != nil {
-		return x.NodeId
+		return x.DbNodeId
 	}
 	return 0
 }
@@ -456,7 +456,7 @@ type ListEnabledDBNodesResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Nodes []*DBNode `protobuf:"bytes,1,rep,name=nodes,proto3" json:"nodes,omitempty"`
+	DbNodes []*DBNode `protobuf:"bytes,1,rep,name=dbNodes,proto3" json:"dbNodes,omitempty"`
 }
 
 func (x *ListEnabledDBNodesResponse) Reset() {
@@ -491,9 +491,9 @@ func (*ListEnabledDBNodesResponse) Descriptor() ([]byte, []int) {
 	return file_service_db_node_proto_rawDescGZIP(), []int{6}
 }
 
-func (x *ListEnabledDBNodesResponse) GetNodes() []*DBNode {
+func (x *ListEnabledDBNodesResponse) GetDbNodes() []*DBNode {
 	if x != nil {
-		return x.Nodes
+		return x.DbNodes
 	}
 	return nil
 }
@@ -504,7 +504,7 @@ type FindEnabledDBNodeRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	NodeId int64 `protobuf:"varint,1,opt,name=nodeId,proto3" json:"nodeId,omitempty"`
+	DbNodeId int64 `protobuf:"varint,1,opt,name=dbNodeId,proto3" json:"dbNodeId,omitempty"`
 }
 
 func (x *FindEnabledDBNodeRequest) Reset() {
@@ -539,9 +539,9 @@ func (*FindEnabledDBNodeRequest) Descriptor() ([]byte, []int) {
 	return file_service_db_node_proto_rawDescGZIP(), []int{7}
 }
 
-func (x *FindEnabledDBNodeRequest) GetNodeId() int64 {
+func (x *FindEnabledDBNodeRequest) GetDbNodeId() int64 {
 	if x != nil {
-		return x.NodeId
+		return x.DbNodeId
 	}
 	return 0
 }
@@ -551,7 +551,7 @@ type FindEnabledDBNodeResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Node *DBNode `protobuf:"bytes,1,opt,name=node,proto3" json:"node,omitempty"`
+	DbNode *DBNode `protobuf:"bytes,1,opt,name=dbNode,proto3" json:"dbNode,omitempty"`
 }
 
 func (x *FindEnabledDBNodeResponse) Reset() {
@@ -586,13 +586,220 @@ func (*FindEnabledDBNodeResponse) Descriptor() ([]byte, []int) {
 	return file_service_db_node_proto_rawDescGZIP(), []int{8}
 }
 
-func (x *FindEnabledDBNodeResponse) GetNode() *DBNode {
+func (x *FindEnabledDBNodeResponse) GetDbNode() *DBNode {
 	if x != nil {
-		return x.Node
+		return x.DbNode
 	}
 	return nil
 }
 
+// 获取所有表信息
+type FindAllDBNodeTablesRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	DbNodeId int64 `protobuf:"varint,1,opt,name=dbNodeId,proto3" json:"dbNodeId,omitempty"`
+}
+
+func (x *FindAllDBNodeTablesRequest) Reset() {
+	*x = FindAllDBNodeTablesRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_service_db_node_proto_msgTypes[9]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *FindAllDBNodeTablesRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*FindAllDBNodeTablesRequest) ProtoMessage() {}
+
+func (x *FindAllDBNodeTablesRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_service_db_node_proto_msgTypes[9]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use FindAllDBNodeTablesRequest.ProtoReflect.Descriptor instead.
+func (*FindAllDBNodeTablesRequest) Descriptor() ([]byte, []int) {
+	return file_service_db_node_proto_rawDescGZIP(), []int{9}
+}
+
+func (x *FindAllDBNodeTablesRequest) GetDbNodeId() int64 {
+	if x != nil {
+		return x.DbNodeId
+	}
+	return 0
+}
+
+type FindAllDBNodeTablesResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	DbNodeTables []*DBTable `protobuf:"bytes,1,rep,name=dbNodeTables,proto3" json:"dbNodeTables,omitempty"`
+}
+
+func (x *FindAllDBNodeTablesResponse) Reset() {
+	*x = FindAllDBNodeTablesResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_service_db_node_proto_msgTypes[10]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *FindAllDBNodeTablesResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*FindAllDBNodeTablesResponse) ProtoMessage() {}
+
+func (x *FindAllDBNodeTablesResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_service_db_node_proto_msgTypes[10]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use FindAllDBNodeTablesResponse.ProtoReflect.Descriptor instead.
+func (*FindAllDBNodeTablesResponse) Descriptor() ([]byte, []int) {
+	return file_service_db_node_proto_rawDescGZIP(), []int{10}
+}
+
+func (x *FindAllDBNodeTablesResponse) GetDbNodeTables() []*DBTable {
+	if x != nil {
+		return x.DbNodeTables
+	}
+	return nil
+}
+
+// 删除表
+type DeleteDBNodeTableRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	DbNodeId    int64  `protobuf:"varint,1,opt,name=dbNodeId,proto3" json:"dbNodeId,omitempty"`
+	DbNodeTable string `protobuf:"bytes,2,opt,name=dbNodeTable,proto3" json:"dbNodeTable,omitempty"`
+}
+
+func (x *DeleteDBNodeTableRequest) Reset() {
+	*x = DeleteDBNodeTableRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_service_db_node_proto_msgTypes[11]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *DeleteDBNodeTableRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeleteDBNodeTableRequest) ProtoMessage() {}
+
+func (x *DeleteDBNodeTableRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_service_db_node_proto_msgTypes[11]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DeleteDBNodeTableRequest.ProtoReflect.Descriptor instead.
+func (*DeleteDBNodeTableRequest) Descriptor() ([]byte, []int) {
+	return file_service_db_node_proto_rawDescGZIP(), []int{11}
+}
+
+func (x *DeleteDBNodeTableRequest) GetDbNodeId() int64 {
+	if x != nil {
+		return x.DbNodeId
+	}
+	return 0
+}
+
+func (x *DeleteDBNodeTableRequest) GetDbNodeTable() string {
+	if x != nil {
+		return x.DbNodeTable
+	}
+	return ""
+}
+
+// 清空表
+type TruncateDBNodeTableRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	DbNodeId    int64  `protobuf:"varint,1,opt,name=dbNodeId,proto3" json:"dbNodeId,omitempty"`
+	DbNodeTable string `protobuf:"bytes,2,opt,name=dbNodeTable,proto3" json:"dbNodeTable,omitempty"`
+}
+
+func (x *TruncateDBNodeTableRequest) Reset() {
+	*x = TruncateDBNodeTableRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_service_db_node_proto_msgTypes[12]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *TruncateDBNodeTableRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*TruncateDBNodeTableRequest) ProtoMessage() {}
+
+func (x *TruncateDBNodeTableRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_service_db_node_proto_msgTypes[12]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use TruncateDBNodeTableRequest.ProtoReflect.Descriptor instead.
+func (*TruncateDBNodeTableRequest) Descriptor() ([]byte, []int) {
+	return file_service_db_node_proto_rawDescGZIP(), []int{12}
+}
+
+func (x *TruncateDBNodeTableRequest) GetDbNodeId() int64 {
+	if x != nil {
+		return x.DbNodeId
+	}
+	return 0
+}
+
+func (x *TruncateDBNodeTableRequest) GetDbNodeTable() string {
+	if x != nil {
+		return x.DbNodeTable
+	}
+	return ""
+}
+
 var File_service_db_node_proto protoreflect.FileDescriptor
 
 var file_service_db_node_proto_rawDesc = []byte{
@@ -600,91 +807,128 @@ var file_service_db_node_proto_rawDesc = []byte{
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@@ -700,7 +944,7 @@ func file_service_db_node_proto_rawDescGZIP() []byte {
 	return file_service_db_node_proto_rawDescData
 }
 
-var file_service_db_node_proto_msgTypes = make([]protoimpl.MessageInfo, 9)
+var file_service_db_node_proto_msgTypes = make([]protoimpl.MessageInfo, 13)
 var file_service_db_node_proto_goTypes = []interface{}{
 	(*CreateDBNodeRequest)(nil),           // 0: pb.CreateDBNodeRequest
 	(*CreateDBNodeResponse)(nil),          // 1: pb.CreateDBNodeResponse
@@ -711,30 +955,42 @@ var file_service_db_node_proto_goTypes = []interface{}{
 	(*ListEnabledDBNodesResponse)(nil),    // 6: pb.ListEnabledDBNodesResponse
 	(*FindEnabledDBNodeRequest)(nil),      // 7: pb.FindEnabledDBNodeRequest
 	(*FindEnabledDBNodeResponse)(nil),     // 8: pb.FindEnabledDBNodeResponse
-	(*DBNode)(nil),                        // 9: pb.DBNode
-	(*RPCSuccess)(nil),                    // 10: pb.RPCSuccess
-	(*RPCCountResponse)(nil),              // 11: pb.RPCCountResponse
+	(*FindAllDBNodeTablesRequest)(nil),    // 9: pb.FindAllDBNodeTablesRequest
+	(*FindAllDBNodeTablesResponse)(nil),   // 10: pb.FindAllDBNodeTablesResponse
+	(*DeleteDBNodeTableRequest)(nil),      // 11: pb.DeleteDBNodeTableRequest
+	(*TruncateDBNodeTableRequest)(nil),    // 12: pb.TruncateDBNodeTableRequest
+	(*DBNode)(nil),                        // 13: pb.DBNode
+	(*DBTable)(nil),                       // 14: pb.DBTable
+	(*RPCSuccess)(nil),                    // 15: pb.RPCSuccess
+	(*RPCCountResponse)(nil),              // 16: pb.RPCCountResponse
 }
 var file_service_db_node_proto_depIdxs = []int32{
-	9,  // 0: pb.ListEnabledDBNodesResponse.nodes:type_name -> pb.DBNode
-	9,  // 1: pb.FindEnabledDBNodeResponse.node:type_name -> pb.DBNode
-	0,  // 2: pb.DBNodeService.createDBNode:input_type -> pb.CreateDBNodeRequest
-	2,  // 3: pb.DBNodeService.updateDBNode:input_type -> pb.UpdateDBNodeRequest
-	3,  // 4: pb.DBNodeService.deleteDBNode:input_type -> pb.DeleteDBNodeRequest
-	4,  // 5: pb.DBNodeService.countAllEnabledDBNodes:input_type -> pb.CountAllEnabledDBNodesRequest
-	5,  // 6: pb.DBNodeService.listEnabledDBNodes:input_type -> pb.ListEnabledDBNodesRequest
-	7,  // 7: pb.DBNodeService.findEnabledDBNode:input_type -> pb.FindEnabledDBNodeRequest
-	1,  // 8: pb.DBNodeService.createDBNode:output_type -> pb.CreateDBNodeResponse
-	10, // 9: pb.DBNodeService.updateDBNode:output_type -> pb.RPCSuccess
-	10, // 10: pb.DBNodeService.deleteDBNode:output_type -> pb.RPCSuccess
-	11, // 11: pb.DBNodeService.countAllEnabledDBNodes:output_type -> pb.RPCCountResponse
-	6,  // 12: pb.DBNodeService.listEnabledDBNodes:output_type -> pb.ListEnabledDBNodesResponse
-	8,  // 13: pb.DBNodeService.findEnabledDBNode:output_type -> pb.FindEnabledDBNodeResponse
-	8,  // [8:14] is the sub-list for method output_type
-	2,  // [2:8] is the sub-list for method input_type
-	2,  // [2:2] is the sub-list for extension type_name
-	2,  // [2:2] is the sub-list for extension extendee
-	0,  // [0:2] is the sub-list for field type_name
+	13, // 0: pb.ListEnabledDBNodesResponse.dbNodes:type_name -> pb.DBNode
+	13, // 1: pb.FindEnabledDBNodeResponse.dbNode:type_name -> pb.DBNode
+	14, // 2: pb.FindAllDBNodeTablesResponse.dbNodeTables:type_name -> pb.DBTable
+	0,  // 3: pb.DBNodeService.createDBNode:input_type -> pb.CreateDBNodeRequest
+	2,  // 4: pb.DBNodeService.updateDBNode:input_type -> pb.UpdateDBNodeRequest
+	3,  // 5: pb.DBNodeService.deleteDBNode:input_type -> pb.DeleteDBNodeRequest
+	4,  // 6: pb.DBNodeService.countAllEnabledDBNodes:input_type -> pb.CountAllEnabledDBNodesRequest
+	5,  // 7: pb.DBNodeService.listEnabledDBNodes:input_type -> pb.ListEnabledDBNodesRequest
+	7,  // 8: pb.DBNodeService.findEnabledDBNode:input_type -> pb.FindEnabledDBNodeRequest
+	9,  // 9: pb.DBNodeService.findAllDBNodeTables:input_type -> pb.FindAllDBNodeTablesRequest
+	11, // 10: pb.DBNodeService.deleteDBNodeTable:input_type -> pb.DeleteDBNodeTableRequest
+	12, // 11: pb.DBNodeService.truncateDBNodeTable:input_type -> pb.TruncateDBNodeTableRequest
+	1,  // 12: pb.DBNodeService.createDBNode:output_type -> pb.CreateDBNodeResponse
+	15, // 13: pb.DBNodeService.updateDBNode:output_type -> pb.RPCSuccess
+	15, // 14: pb.DBNodeService.deleteDBNode:output_type -> pb.RPCSuccess
+	16, // 15: pb.DBNodeService.countAllEnabledDBNodes:output_type -> pb.RPCCountResponse
+	6,  // 16: pb.DBNodeService.listEnabledDBNodes:output_type -> pb.ListEnabledDBNodesResponse
+	8,  // 17: pb.DBNodeService.findEnabledDBNode:output_type -> pb.FindEnabledDBNodeResponse
+	10, // 18: pb.DBNodeService.findAllDBNodeTables:output_type -> pb.FindAllDBNodeTablesResponse
+	15, // 19: pb.DBNodeService.deleteDBNodeTable:output_type -> pb.RPCSuccess
+	15, // 20: pb.DBNodeService.truncateDBNodeTable:output_type -> pb.RPCSuccess
+	12, // [12:21] is the sub-list for method output_type
+	3,  // [3:12] is the sub-list for method input_type
+	3,  // [3:3] is the sub-list for extension type_name
+	3,  // [3:3] is the sub-list for extension extendee
+	0,  // [0:3] is the sub-list for field type_name
 }
 
 func init() { file_service_db_node_proto_init() }
@@ -744,6 +1000,7 @@ func file_service_db_node_proto_init() {
 	}
 	file_model_db_node_proto_init()
 	file_rpc_messages_proto_init()
+	file_model_db_table_proto_init()
 	if !protoimpl.UnsafeEnabled {
 		file_service_db_node_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*CreateDBNodeRequest); i {
@@ -853,6 +1110,54 @@ func file_service_db_node_proto_init() {
 				return nil
 			}
 		}
+		file_service_db_node_proto_msgTypes[9].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*FindAllDBNodeTablesRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_service_db_node_proto_msgTypes[10].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*FindAllDBNodeTablesResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_service_db_node_proto_msgTypes[11].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*DeleteDBNodeTableRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_service_db_node_proto_msgTypes[12].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*TruncateDBNodeTableRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -860,7 +1165,7 @@ func file_service_db_node_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_service_db_node_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   9,
+			NumMessages:   13,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
@@ -898,6 +1203,12 @@ type DBNodeServiceClient interface {
 	ListEnabledDBNodes(ctx context.Context, in *ListEnabledDBNodesRequest, opts ...grpc.CallOption) (*ListEnabledDBNodesResponse, error)
 	// 根据ID查找可用的数据库节点
 	FindEnabledDBNode(ctx context.Context, in *FindEnabledDBNodeRequest, opts ...grpc.CallOption) (*FindEnabledDBNodeResponse, error)
+	// 获取所有表信息
+	FindAllDBNodeTables(ctx context.Context, in *FindAllDBNodeTablesRequest, opts ...grpc.CallOption) (*FindAllDBNodeTablesResponse, error)
+	// 删除表
+	DeleteDBNodeTable(ctx context.Context, in *DeleteDBNodeTableRequest, opts ...grpc.CallOption) (*RPCSuccess, error)
+	// 清空表
+	TruncateDBNodeTable(ctx context.Context, in *TruncateDBNodeTableRequest, opts ...grpc.CallOption) (*RPCSuccess, error)
 }
 
 type dBNodeServiceClient struct {
@@ -962,6 +1273,33 @@ func (c *dBNodeServiceClient) FindEnabledDBNode(ctx context.Context, in *FindEna
 	return out, nil
 }
 
+func (c *dBNodeServiceClient) FindAllDBNodeTables(ctx context.Context, in *FindAllDBNodeTablesRequest, opts ...grpc.CallOption) (*FindAllDBNodeTablesResponse, error) {
+	out := new(FindAllDBNodeTablesResponse)
+	err := c.cc.Invoke(ctx, "/pb.DBNodeService/findAllDBNodeTables", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *dBNodeServiceClient) DeleteDBNodeTable(ctx context.Context, in *DeleteDBNodeTableRequest, opts ...grpc.CallOption) (*RPCSuccess, error) {
+	out := new(RPCSuccess)
+	err := c.cc.Invoke(ctx, "/pb.DBNodeService/deleteDBNodeTable", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *dBNodeServiceClient) TruncateDBNodeTable(ctx context.Context, in *TruncateDBNodeTableRequest, opts ...grpc.CallOption) (*RPCSuccess, error) {
+	out := new(RPCSuccess)
+	err := c.cc.Invoke(ctx, "/pb.DBNodeService/truncateDBNodeTable", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // DBNodeServiceServer is the server API for DBNodeService service.
 type DBNodeServiceServer interface {
 	// 创建数据库节点
@@ -976,6 +1314,12 @@ type DBNodeServiceServer interface {
 	ListEnabledDBNodes(context.Context, *ListEnabledDBNodesRequest) (*ListEnabledDBNodesResponse, error)
 	// 根据ID查找可用的数据库节点
 	FindEnabledDBNode(context.Context, *FindEnabledDBNodeRequest) (*FindEnabledDBNodeResponse, error)
+	// 获取所有表信息
+	FindAllDBNodeTables(context.Context, *FindAllDBNodeTablesRequest) (*FindAllDBNodeTablesResponse, error)
+	// 删除表
+	DeleteDBNodeTable(context.Context, *DeleteDBNodeTableRequest) (*RPCSuccess, error)
+	// 清空表
+	TruncateDBNodeTable(context.Context, *TruncateDBNodeTableRequest) (*RPCSuccess, error)
 }
 
 // UnimplementedDBNodeServiceServer can be embedded to have forward compatible implementations.
@@ -1000,6 +1344,15 @@ func (*UnimplementedDBNodeServiceServer) ListEnabledDBNodes(context.Context, *Li
 func (*UnimplementedDBNodeServiceServer) FindEnabledDBNode(context.Context, *FindEnabledDBNodeRequest) (*FindEnabledDBNodeResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method FindEnabledDBNode not implemented")
 }
+func (*UnimplementedDBNodeServiceServer) FindAllDBNodeTables(context.Context, *FindAllDBNodeTablesRequest) (*FindAllDBNodeTablesResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method FindAllDBNodeTables not implemented")
+}
+func (*UnimplementedDBNodeServiceServer) DeleteDBNodeTable(context.Context, *DeleteDBNodeTableRequest) (*RPCSuccess, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method DeleteDBNodeTable not implemented")
+}
+func (*UnimplementedDBNodeServiceServer) TruncateDBNodeTable(context.Context, *TruncateDBNodeTableRequest) (*RPCSuccess, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method TruncateDBNodeTable not implemented")
+}
 
 func RegisterDBNodeServiceServer(s *grpc.Server, srv DBNodeServiceServer) {
 	s.RegisterService(&_DBNodeService_serviceDesc, srv)
@@ -1113,6 +1466,60 @@ func _DBNodeService_FindEnabledDBNode_Handler(srv interface{}, ctx context.Conte
 	return interceptor(ctx, in, info, handler)
 }
 
+func _DBNodeService_FindAllDBNodeTables_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(FindAllDBNodeTablesRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(DBNodeServiceServer).FindAllDBNodeTables(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/pb.DBNodeService/FindAllDBNodeTables",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(DBNodeServiceServer).FindAllDBNodeTables(ctx, req.(*FindAllDBNodeTablesRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _DBNodeService_DeleteDBNodeTable_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DeleteDBNodeTableRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(DBNodeServiceServer).DeleteDBNodeTable(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/pb.DBNodeService/DeleteDBNodeTable",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(DBNodeServiceServer).DeleteDBNodeTable(ctx, req.(*DeleteDBNodeTableRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _DBNodeService_TruncateDBNodeTable_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(TruncateDBNodeTableRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(DBNodeServiceServer).TruncateDBNodeTable(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/pb.DBNodeService/TruncateDBNodeTable",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(DBNodeServiceServer).TruncateDBNodeTable(ctx, req.(*TruncateDBNodeTableRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 var _DBNodeService_serviceDesc = grpc.ServiceDesc{
 	ServiceName: "pb.DBNodeService",
 	HandlerType: (*DBNodeServiceServer)(nil),
@@ -1141,6 +1548,18 @@ var _DBNodeService_serviceDesc = grpc.ServiceDesc{
 			MethodName: "findEnabledDBNode",
 			Handler:    _DBNodeService_FindEnabledDBNode_Handler,
 		},
+		{
+			MethodName: "findAllDBNodeTables",
+			Handler:    _DBNodeService_FindAllDBNodeTables_Handler,
+		},
+		{
+			MethodName: "deleteDBNodeTable",
+			Handler:    _DBNodeService_DeleteDBNodeTable_Handler,
+		},
+		{
+			MethodName: "truncateDBNodeTable",
+			Handler:    _DBNodeService_TruncateDBNodeTable_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "service_db_node.proto",
diff --git a/pkg/rpc/protos/model_db_node.proto b/pkg/rpc/protos/model_db_node.proto
index d78306c..152e99a 100644
--- a/pkg/rpc/protos/model_db_node.proto
+++ b/pkg/rpc/protos/model_db_node.proto
@@ -14,4 +14,11 @@ message DBNode {
 	string username = 8;
 	string password = 9;
 	string charset = 10;
+	DBNodeStatus status = 30;
+}
+
+message DBNodeStatus {
+	bool isOk = 1;
+	int64 size = 2;
+	string error = 3;
 }
\ No newline at end of file
diff --git a/pkg/rpc/protos/service_db_node.proto b/pkg/rpc/protos/service_db_node.proto
index 298ad00..2421c56 100644
--- a/pkg/rpc/protos/service_db_node.proto
+++ b/pkg/rpc/protos/service_db_node.proto
@@ -5,6 +5,7 @@ package pb;
 
 import "model_db_node.proto";
 import "rpc_messages.proto";
+import "model_db_table.proto";
 
 service DBNodeService {
 	// 创建数据库节点
@@ -24,6 +25,15 @@ service DBNodeService {
 
 	// 根据ID查找可用的数据库节点
 	rpc findEnabledDBNode (FindEnabledDBNodeRequest) returns (FindEnabledDBNodeResponse);
+
+	// 获取所有表信息
+	rpc findAllDBNodeTables (FindAllDBNodeTablesRequest) returns (FindAllDBNodeTablesResponse);
+
+	// 删除表
+	rpc deleteDBNodeTable (DeleteDBNodeTableRequest) returns (RPCSuccess);
+
+	// 清空表
+	rpc truncateDBNodeTable (TruncateDBNodeTableRequest) returns (RPCSuccess);
 }
 
 // 创建数据库节点
@@ -40,12 +50,12 @@ message CreateDBNodeRequest {
 }
 
 message CreateDBNodeResponse {
-	int64 nodeId = 1;
+	int64 dbNodeId = 1;
 }
 
 // 修改数据库节点
 message UpdateDBNodeRequest {
-	int64 nodeId = 1;
+	int64 dbNodeId = 1;
 	string name = 2;
 	string description = 3;
 	bool isOn = 4;
@@ -59,7 +69,7 @@ message UpdateDBNodeRequest {
 
 // 删除节点
 message DeleteDBNodeRequest {
-	int64 nodeId = 1;
+	int64 dbNodeId = 1;
 }
 
 // 计算可用的数据库节点数量
@@ -74,14 +84,35 @@ message ListEnabledDBNodesRequest {
 }
 
 message ListEnabledDBNodesResponse {
-	repeated DBNode nodes = 1;
+	repeated DBNode dbNodes = 1;
 }
 
 // 根据ID查找可用的数据库节点
 message FindEnabledDBNodeRequest {
-	int64 nodeId = 1;
+	int64 dbNodeId = 1;
 }
 
 message FindEnabledDBNodeResponse {
-	DBNode node = 1;
+	DBNode dbNode = 1;
+}
+
+// 获取所有表信息
+message FindAllDBNodeTablesRequest {
+	int64 dbNodeId = 1;
+}
+
+message FindAllDBNodeTablesResponse {
+	repeated DBTable dbNodeTables = 1;
+}
+
+// 删除表
+message DeleteDBNodeTableRequest {
+	int64 dbNodeId = 1;
+	string dbNodeTable = 2;
+}
+
+// 清空表
+message TruncateDBNodeTableRequest {
+	int64 dbNodeId = 1;
+	string dbNodeTable = 2;
 }
\ No newline at end of file