diff --git a/apps/desktop/src/components/objects/ObjectBrowser.vue b/apps/desktop/src/components/objects/ObjectBrowser.vue
index 1d4fc90fc..d67d4355c 100644
--- a/apps/desktop/src/components/objects/ObjectBrowser.vue
+++ b/apps/desktop/src/components/objects/ObjectBrowser.vue
@@ -17,6 +17,7 @@ import {
   Eraser,
   Eye,
   FileCode,
+  ListTree,
   Upload,
   Loader2,
   Network,
@@ -93,7 +94,7 @@ import {
   type ObjectBrowserSortKey,
 } from "@/lib/objectBrowserRows";
 
-type ObjectFilter = "all" | "tables" | "views" | "procedures" | "functions" | "packages";
+type ObjectFilter = "all" | "tables" | "views" | "procedures" | "functions" | "sequences" | "packages";
 
 const props = defineProps<{
   connection: ConnectionConfig;
@@ -170,6 +171,7 @@ const tableCount = computed(() => rows.value.filter((row) => row.type === "TABLE
 const viewCount = computed(() => rows.value.filter((row) => row.type === "VIEW").length);
 const procedureCount = computed(() => rows.value.filter((row) => row.type === "PROCEDURE").length);
 const functionCount = computed(() => rows.value.filter((row) => row.type === "FUNCTION").length);
+const sequenceCount = computed(() => rows.value.filter((row) => row.type === "SEQUENCE").length);
 const packageCount = computed(
   () => rows.value.filter((row) => row.type === "PACKAGE" || row.type === "PACKAGE_BODY").length,
 );
@@ -213,6 +215,7 @@ const objectFilters = computed<ObjectFilter[]>(() =>
       ["views", viewCount.value],
       ["procedures", procedureCount.value],
       ["functions", functionCount.value],
+      ["sequences", sequenceCount.value],
       ["packages", packageCount.value],
     ] as Array<[ObjectFilter, number]>
   )
@@ -258,6 +261,7 @@ function iconFor(row: ObjectBrowserRow) {
   if (row.type === "VIEW") return Eye;
   if (row.type === "PROCEDURE") return ScrollText;
   if (row.type === "FUNCTION") return Braces;
+  if (row.type === "SEQUENCE") return ListTree;
   if (row.type === "PACKAGE" || row.type === "PACKAGE_BODY") return Package;
   return Table2;
 }
@@ -266,6 +270,7 @@ function typeLabel(type: ObjectBrowserRow["type"]) {
   if (type === "VIEW") return t("objects.view");
   if (type === "PROCEDURE") return t("objects.procedure");
   if (type === "FUNCTION") return t("objects.function");
+  if (type === "SEQUENCE") return t("objects.sequence");
   if (type === "PACKAGE") return t("objects.package");
   if (type === "PACKAGE_BODY") return t("objects.packageBody");
   return t("objects.table");
@@ -290,6 +295,7 @@ function rowMatchesObjectFilter(row: ObjectBrowserRow) {
   if (objectFilter.value === "views") return row.type === "VIEW";
   if (objectFilter.value === "procedures") return row.type === "PROCEDURE";
   if (objectFilter.value === "functions") return row.type === "FUNCTION";
+  if (objectFilter.value === "sequences") return row.type === "SEQUENCE";
   if (objectFilter.value === "packages") return row.type === "PACKAGE" || row.type === "PACKAGE_BODY";
   return true;
 }
@@ -330,6 +336,7 @@ function iconClass(type: ObjectBrowserRow["type"]) {
   if (type === "VIEW") return "text-purple-500";
   if (type === "PROCEDURE") return "text-blue-500";
   if (type === "FUNCTION") return "text-amber-500";
+  if (type === "SEQUENCE") return "text-emerald-500";
   if (type === "PACKAGE" || type === "PACKAGE_BODY") return "text-cyan-500";
   return "text-green-500";
 }
@@ -351,6 +358,7 @@ function canOpenSource(row: ObjectBrowserRow) {
     row.type === "VIEW" ||
     row.type === "PROCEDURE" ||
     row.type === "FUNCTION" ||
+    row.type === "SEQUENCE" ||
     row.type === "PACKAGE" ||
     row.type === "PACKAGE_BODY"
   );
@@ -405,7 +413,7 @@ async function openSource(row: ObjectBrowserRow) {
     );
     sourceContent.value = result.source;
     sourceDraft.value = result.source;
-    sourceEditing.value = true;
+    sourceEditing.value = row.type !== "SEQUENCE";
   } catch (e: any) {
     sourceError.value = e?.message || String(e);
   } finally {
@@ -1145,6 +1153,7 @@ function filterCount(filter: ObjectFilter) {
   if (filter === "views") return viewCount.value;
   if (filter === "procedures") return procedureCount.value;
   if (filter === "functions") return functionCount.value;
+  if (filter === "sequences") return sequenceCount.value;
   if (filter === "packages") return packageCount.value;
   return rows.value.length;
 }
@@ -1159,9 +1168,11 @@ function filterLabel(filter: ObjectFilter) {
           ? "objects.procedures"
           : filter === "functions"
             ? "objects.functions"
-            : filter === "packages"
-              ? "objects.packages"
-              : "objects.all";
+            : filter === "sequences"
+              ? "objects.sequences"
+              : filter === "packages"
+                ? "objects.packages"
+                : "objects.all";
   return `${t(key)} ${filterCount(filter)}`;
 }
 
@@ -1320,6 +1331,7 @@ function getPackageMenuItems(item: ObjectBrowserRow): ContextMenuItem[] {
 function getObjectBrowserMenuItems(item: ObjectBrowserRow): ContextMenuItem[] {
   if (item.type === "TABLE") return getTableMenuItems(item);
   if (item.type === "VIEW") return getViewMenuItems(item);
+  if (item.type === "SEQUENCE") return getPackageMenuItems(item);
   if (item.type === "PACKAGE" || item.type === "PACKAGE_BODY") return getPackageMenuItems(item);
   return getProcFuncMenuItems(item);
 }
diff --git a/apps/desktop/src/components/sidebar/TreeItem.vue b/apps/desktop/src/components/sidebar/TreeItem.vue
index 52f5e6bfb..c3397d3be 100644
--- a/apps/desktop/src/components/sidebar/TreeItem.vue
+++ b/apps/desktop/src/components/sidebar/TreeItem.vue
@@ -270,6 +270,8 @@ function getIconInfo(node: TreeNode): { icon: any; colorClass: string } | null {
       return { icon: ScrollText, colorClass: "text-blue-500" };
     case "function":
       return { icon: Braces, colorClass: "text-amber-500" };
+    case "sequence":
+      return { icon: ListTree, colorClass: "text-emerald-500" };
     case "package":
       return { icon: Package, colorClass: "text-cyan-500" };
     case "package-body":
@@ -282,6 +284,8 @@ function getIconInfo(node: TreeNode): { icon: any; colorClass: string } | null {
       return { icon: ScrollText, colorClass: "text-blue-500" };
     case "group-functions":
       return { icon: Braces, colorClass: "text-amber-500" };
+    case "group-sequences":
+      return { icon: ListTree, colorClass: "text-emerald-500" };
     case "group-packages":
       return { icon: Package, colorClass: "text-cyan-500" };
     case "group-partitions":
@@ -300,6 +304,7 @@ const groupTypes: Set<TreeNodeType> = new Set([
   "group-views",
   "group-procedures",
   "group-functions",
+  "group-sequences",
   "group-packages",
   "group-partitions",
   "saved-sql-root",
@@ -368,6 +373,7 @@ async function toggle() {
     node.type === "group-views" ||
     node.type === "group-procedures" ||
     node.type === "group-functions" ||
+    node.type === "group-sequences" ||
     node.type === "group-packages";
   if (databaseObjectGroup && connectionStore.isTreeNodeChildrenLoaded(node.id)) {
     node.isExpanded = !node.isExpanded;
@@ -473,6 +479,7 @@ function runRowClickAction() {
   } else if (
     node.type === "procedure" ||
     node.type === "function" ||
+    node.type === "sequence" ||
     node.type === "package" ||
     node.type === "package-body"
   ) {
@@ -1225,11 +1232,13 @@ function viewObjectSource() {
     .then(async (result) => {
       const tabId = queryStore.createTab(node.connectionId!, node.database!, `Source - ${node.label}`);
       queryStore.updateSql(tabId, result.source);
-      queryStore.setObjectSource(tabId, {
-        schema,
-        name: node.label,
-        objectType,
-      });
+      if (objectType !== "SEQUENCE") {
+        queryStore.setObjectSource(tabId, {
+          schema,
+          name: node.label,
+          objectType,
+        });
+      }
     })
     .catch((e: any) => {
       toast(e?.message || String(e), 5000);
@@ -3248,6 +3257,13 @@ function treeItemMenuItems(): ContextMenuItem[] {
     return items;
   }
 
+  if (node.type === "sequence") {
+    items.push({ label: t("contextMenu.viewSource"), action: viewObjectSource, icon: Code2 });
+    items.push({ label: "", separator: true });
+    items.push({ label: t("contextMenu.copyName"), action: copyName, icon: Copy, shortcut: shortcutCopyName.value });
+    return items;
+  }
+
   if (node.type === "package" || node.type === "package-body") {
     items.push({ label: t("contextMenu.viewSource"), action: viewObjectSource, icon: Code2 });
     items.push({ label: "", separator: true });
@@ -3410,6 +3426,7 @@ function treeItemMenuItems(): ContextMenuItem[] {
               node.type === 'group-views' ||
               node.type === 'group-procedures' ||
               node.type === 'group-functions' ||
+              node.type === 'group-sequences' ||
               node.type === 'group-packages' ||
               node.type === 'group-partitions') &&
             node.objectCount != null
diff --git a/apps/desktop/src/i18n/locales/en.ts b/apps/desktop/src/i18n/locales/en.ts
index 103842624..67579a801 100644
--- a/apps/desktop/src/i18n/locales/en.ts
+++ b/apps/desktop/src/i18n/locales/en.ts
@@ -1150,6 +1150,7 @@ export default {
     views: "Views",
     procedures: "Procedures",
     functions: "Functions",
+    sequences: "Sequences",
     packages: "Packages",
     partitions: "Partitions",
     objectBrowser: "Browse in Object Browser ({count})",
@@ -1207,12 +1208,14 @@ export default {
     views: "Views",
     procedures: "Procedures",
     functions: "Functions",
+    sequences: "Sequences",
     packages: "Packages",
     table: "Table",
     partitions: "{count} partitions",
     view: "View",
     procedure: "Procedure",
     function: "Function",
+    sequence: "Sequence",
     package: "Package",
     packageBody: "Package Body",
     name: "Name",
@@ -1228,7 +1231,7 @@ export default {
     comment: "Comment",
     loadingSchemas: "Loading schemas...",
     schema: "Schema",
-    search: "Search tables, views, functions, or procedures...",
+    search: "Search tables, views, functions, sequences, or procedures...",
     loading: "Loading objects...",
     empty: "No objects found",
     selectedTables: "{count} tables selected",
diff --git a/apps/desktop/src/i18n/locales/es.ts b/apps/desktop/src/i18n/locales/es.ts
index 3a9cf925b..dbe475acb 100644
--- a/apps/desktop/src/i18n/locales/es.ts
+++ b/apps/desktop/src/i18n/locales/es.ts
@@ -1006,6 +1006,7 @@ export default {
     views: "Vistas",
     procedures: "Procedimientos",
     functions: "Funciones",
+    sequences: "Secuencias",
     packages: "Paquetes",
     partitions: "Particiones",
     objectBrowser: "Explorar en el navegador de objetos ({count})",
@@ -1016,12 +1017,14 @@ export default {
     views: "Vistas",
     procedures: "Procedimientos",
     functions: "Funciones",
+    sequences: "Secuencias",
     packages: "Paquetes",
     table: "Tabla",
     partitions: "{count} particiones",
     view: "Vista",
     procedure: "Procedimiento",
     function: "Función",
+    sequence: "Secuencia",
     package: "Paquete",
     packageBody: "Cuerpo del paquete",
     name: "Nombre",
@@ -1037,7 +1040,7 @@ export default {
     comment: "Comentario",
     loadingSchemas: "Cargando esquemas...",
     schema: "Esquema",
-    search: "Buscar tablas, vistas, funciones o procedimientos...",
+    search: "Buscar tablas, vistas, funciones, secuencias o procedimientos...",
     loading: "Cargando objetos...",
     empty: "No se encontraron objetos",
     selectedTables: "{count} tablas seleccionadas",
diff --git a/apps/desktop/src/i18n/locales/it.ts b/apps/desktop/src/i18n/locales/it.ts
index 04a8af928..db5fc2eb5 100644
--- a/apps/desktop/src/i18n/locales/it.ts
+++ b/apps/desktop/src/i18n/locales/it.ts
@@ -1139,6 +1139,7 @@ export default {
     views: "Viste",
     procedures: "Procedure",
     functions: "Funzioni",
+    sequences: "Sequenze",
     packages: "Pacchetti",
     partitions: "Partizioni",
     objectBrowser: "Sfoglia in Esplora Oggetti ({count})",
@@ -1149,12 +1150,14 @@ export default {
     views: "Viste",
     procedures: "Procedure",
     functions: "Funzioni",
+    sequences: "Sequenze",
     packages: "Pacchetti",
     table: "Tabella",
     partitions: "{count} partizioni",
     view: "Vista",
     procedure: "Procedura",
     function: "Funzione",
+    sequence: "Sequenza",
     package: "Pacchetto",
     packageBody: "Corpo del Pacchetto",
     name: "Nome",
@@ -1170,7 +1173,7 @@ export default {
     comment: "Commento",
     loadingSchemas: "Caricamento schemi...",
     schema: "Schema",
-    search: "Cerca tabelle, viste, funzioni o procedure...",
+    search: "Cerca tabelle, viste, funzioni, sequenze o procedure...",
     loading: "Caricamento oggetti...",
     empty: "Nessun oggetto trovato",
     selectedTables: "{count} tabelle selezionate",
diff --git a/apps/desktop/src/i18n/locales/pt-BR.ts b/apps/desktop/src/i18n/locales/pt-BR.ts
index 7523a3503..c6480d4c8 100644
--- a/apps/desktop/src/i18n/locales/pt-BR.ts
+++ b/apps/desktop/src/i18n/locales/pt-BR.ts
@@ -1134,6 +1134,7 @@ export default {
     views: "Visões",
     procedures: "Procedimentos",
     functions: "Funções",
+    sequences: "Sequências",
     packages: "Pacotes",
     partitions: "Partições",
     objectBrowser: "Navegar no Navegador de Objetos ({count})",
@@ -1144,12 +1145,14 @@ export default {
     views: "Visões",
     procedures: "Procedimentos",
     functions: "Funções",
+    sequences: "Sequências",
     packages: "Pacotes",
     table: "Tabela",
     partitions: "{count} partições",
     view: "Visão",
     procedure: "Procedimento",
     function: "Função",
+    sequence: "Sequência",
     package: "Pacote",
     packageBody: "Corpo do pacote",
     name: "Nome",
@@ -1165,7 +1168,7 @@ export default {
     comment: "Comentário",
     loadingSchemas: "Carregando schemas...",
     schema: "Schema",
-    search: "Pesquisar tabelas, visões, funções ou procedimentos...",
+    search: "Pesquisar tabelas, visões, funções, sequências ou procedimentos...",
     loading: "Carregando objetos...",
     empty: "Nenhum objeto encontrado",
     selectedTables: "{count} tabelas selecionadas",
diff --git a/apps/desktop/src/i18n/locales/zh-CN.ts b/apps/desktop/src/i18n/locales/zh-CN.ts
index 12c4ad40f..60f552833 100644
--- a/apps/desktop/src/i18n/locales/zh-CN.ts
+++ b/apps/desktop/src/i18n/locales/zh-CN.ts
@@ -1125,6 +1125,7 @@ export default {
     views: "视图",
     procedures: "存储过程",
     functions: "函数",
+    sequences: "序列",
     packages: "包",
     partitions: "分区",
     objectBrowser: "在对象浏览器中查看 ({count})",
@@ -1180,12 +1181,14 @@ export default {
     views: "视图",
     procedures: "存储过程",
     functions: "函数",
+    sequences: "序列",
     packages: "包",
     table: "表",
     partitions: "{count} 个分区",
     view: "视图",
     procedure: "存储过程",
     function: "函数",
+    sequence: "序列",
     package: "包",
     packageBody: "包体",
     name: "名称",
@@ -1201,7 +1204,7 @@ export default {
     comment: "注释",
     loadingSchemas: "加载 Schema...",
     schema: "Schema",
-    search: "搜索表、视图、函数或存储过程...",
+    search: "搜索表、视图、函数、序列或存储过程...",
     loading: "正在加载对象...",
     empty: "没有找到对象",
     selectedTables: "已选择 {count} 张表",
diff --git a/apps/desktop/src/i18n/locales/zh-TW.ts b/apps/desktop/src/i18n/locales/zh-TW.ts
index 535ba5d4f..aa5eb251f 100644
--- a/apps/desktop/src/i18n/locales/zh-TW.ts
+++ b/apps/desktop/src/i18n/locales/zh-TW.ts
@@ -1071,6 +1071,7 @@ export default {
     views: "檢視",
     procedures: "預存程序",
     functions: "函式",
+    sequences: "序列",
     packages: "套件",
     partitions: "分割區",
     objectBrowser: "在物件瀏覽器中檢視 ({count})",
@@ -1081,12 +1082,14 @@ export default {
     views: "檢視",
     procedures: "預存程序",
     functions: "函式",
+    sequences: "序列",
     packages: "套件",
     table: "資料表",
     partitions: "{count} 個分割區",
     view: "檢視",
     procedure: "預存程序",
     function: "函式",
+    sequence: "序列",
     package: "套件",
     packageBody: "套件主體",
     name: "名稱",
@@ -1102,7 +1105,7 @@ export default {
     comment: "註解",
     loadingSchemas: "載入 Schema……",
     schema: "Schema",
-    search: "搜尋資料表、檢視、函式或預存程序……",
+    search: "搜尋資料表、檢視、函式、序列或預存程序……",
     loading: "正在載入物件……",
     empty: "沒有找到物件",
     selectedTables: "已選擇 {count} 張資料表",
diff --git a/apps/desktop/src/lib/databaseObjectCapabilities.ts b/apps/desktop/src/lib/databaseObjectCapabilities.ts
index 95456b0e0..effba95e2 100644
--- a/apps/desktop/src/lib/databaseObjectCapabilities.ts
+++ b/apps/desktop/src/lib/databaseObjectCapabilities.ts
@@ -1,6 +1,6 @@
 import type { DatabaseType } from "@/types/database";
 
-export type SidebarObjectKind = "TABLE" | "VIEW" | "PROCEDURE" | "FUNCTION" | "PACKAGE" | "PACKAGE_BODY";
+export type SidebarObjectKind = "TABLE" | "VIEW" | "PROCEDURE" | "FUNCTION" | "SEQUENCE" | "PACKAGE" | "PACKAGE_BODY";
 
 export interface DatabaseObjectCapabilities {
   sidebarObjects: SidebarObjectKind[];
@@ -10,6 +10,7 @@ export interface DatabaseObjectCapabilities {
 
 const TABLE_VIEW_OBJECTS: SidebarObjectKind[] = ["TABLE", "VIEW"];
 const ROUTINE_OBJECTS: SidebarObjectKind[] = ["TABLE", "VIEW", "PROCEDURE", "FUNCTION"];
+const POSTGRES_OBJECTS: SidebarObjectKind[] = ["TABLE", "VIEW", "PROCEDURE", "FUNCTION", "SEQUENCE"];
 const ORACLE_OBJECTS: SidebarObjectKind[] = ["TABLE", "VIEW", "PROCEDURE", "FUNCTION", "PACKAGE", "PACKAGE_BODY"];
 
 const TABLE_VIEW_ONLY_TYPES = new Set<DatabaseType>([
@@ -31,6 +32,7 @@ const TABLE_VIEW_ONLY_TYPES = new Set<DatabaseType>([
 ]);
 
 const ORACLE_PACKAGE_TYPES = new Set<DatabaseType>(["oracle", "oceanbase-oracle"]);
+const POSTGRES_SEQUENCE_TYPES = new Set<DatabaseType>(["postgres", "gaussdb", "kwdb", "opengauss"]);
 
 export function databaseObjectCapabilities(dbType?: DatabaseType): DatabaseObjectCapabilities {
   const sidebarObjects = sidebarObjectKindsForDatabase(dbType);
@@ -45,6 +47,7 @@ export function sidebarObjectKindsForDatabase(dbType?: DatabaseType): SidebarObj
   if (!dbType) return [...TABLE_VIEW_OBJECTS];
   if (ORACLE_PACKAGE_TYPES.has(dbType)) return [...ORACLE_OBJECTS];
   if (TABLE_VIEW_ONLY_TYPES.has(dbType)) return [...TABLE_VIEW_OBJECTS];
+  if (POSTGRES_SEQUENCE_TYPES.has(dbType)) return [...POSTGRES_OBJECTS];
   return [...ROUTINE_OBJECTS];
 }
 
@@ -53,6 +56,7 @@ export function normalizeSidebarObjectKind(type: string): SidebarObjectKind {
   if (value.includes("PACKAGE BODY") || value.includes("PACKAGE_BODY")) return "PACKAGE_BODY";
   if (value.includes("PACKAGE")) return "PACKAGE";
   if (value.includes("VIEW")) return "VIEW";
+  if (value.includes("SEQ")) return "SEQUENCE";
   if (value.includes("PROC")) return "PROCEDURE";
   if (value.includes("FUNC")) return "FUNCTION";
   return "TABLE";
diff --git a/apps/desktop/src/lib/objectBrowserRows.ts b/apps/desktop/src/lib/objectBrowserRows.ts
index 961569169..bd8ee8721 100644
--- a/apps/desktop/src/lib/objectBrowserRows.ts
+++ b/apps/desktop/src/lib/objectBrowserRows.ts
@@ -6,7 +6,7 @@ export type ObjectBrowserRow = {
   id: string;
   name: string;
   schema?: string;
-  type: "TABLE" | "VIEW" | "PROCEDURE" | "FUNCTION" | "PACKAGE" | "PACKAGE_BODY";
+  type: "TABLE" | "VIEW" | "PROCEDURE" | "FUNCTION" | "SEQUENCE" | "PACKAGE" | "PACKAGE_BODY";
   comment?: string | null;
   created_at?: string | null;
   updated_at?: string | null;
@@ -24,6 +24,7 @@ export function normalizeObjectBrowserType(type: string): ObjectBrowserRow["type
   if (value.includes("PACKAGE BODY") || value.includes("PACKAGE_BODY")) return "PACKAGE_BODY";
   if (value.includes("PACKAGE")) return "PACKAGE";
   if (value.includes("VIEW")) return "VIEW";
+  if (value.includes("SEQ")) return "SEQUENCE";
   if (value.includes("PROC")) return "PROCEDURE";
   if (value.includes("FUNC")) return "FUNCTION";
   return "TABLE";
diff --git a/apps/desktop/src/lib/tableTree.ts b/apps/desktop/src/lib/tableTree.ts
index 46b82ce1f..a224ca11f 100644
--- a/apps/desktop/src/lib/tableTree.ts
+++ b/apps/desktop/src/lib/tableTree.ts
@@ -374,7 +374,9 @@ export function buildSimpleObjectTreeNodes({
 
   for (const obj of objects) {
     const objectType = normalizeObjectType(obj.object_type);
-    if (!["TABLE", "VIEW", "PROCEDURE", "FUNCTION", "PACKAGE", "PACKAGE_BODY"].includes(objectType)) continue;
+    if (!["TABLE", "VIEW", "PROCEDURE", "FUNCTION", "SEQUENCE", "PACKAGE", "PACKAGE_BODY"].includes(objectType)) {
+      continue;
+    }
 
     const name = normalizeDatabaseObjectName(obj.name);
     if (!name) continue;
@@ -426,6 +428,7 @@ function simpleObjectNodeType(objectType: DatabaseObjectTreeKind): TreeNodeType
   if (objectType === "VIEW") return "view";
   if (objectType === "PROCEDURE") return "procedure";
   if (objectType === "FUNCTION") return "function";
+  if (objectType === "SEQUENCE") return "sequence";
   if (objectType === "PACKAGE_BODY") return "package-body";
   if (objectType === "PACKAGE") return "package";
   return "table";
@@ -458,6 +461,13 @@ const groupDefs: Array<{
     nodeType: "group-functions",
     childType: "function",
   },
+  {
+    key: "__sequences",
+    label: "tree.sequences",
+    objectTypes: ["SEQUENCE"],
+    nodeType: "group-sequences",
+    childType: "sequence",
+  },
   {
     key: "__packages",
     label: "tree.packages",
@@ -472,6 +482,7 @@ const objectGroupNodeTypes = new Set<TreeNodeType>([
   "group-views",
   "group-procedures",
   "group-functions",
+  "group-sequences",
   "group-packages",
 ]);
 
diff --git a/apps/desktop/src/lib/treeNodeClick.ts b/apps/desktop/src/lib/treeNodeClick.ts
index c374c5e0e..78b70441c 100644
--- a/apps/desktop/src/lib/treeNodeClick.ts
+++ b/apps/desktop/src/lib/treeNodeClick.ts
@@ -16,7 +16,7 @@ export type SidebarActivation = "single" | "double";
 const dataNodeTypes = new Set<TreeNodeType>(["table", "view"]);
 const toggleLeafNodeTypes = new Set<TreeNodeType>(["redis-db", "mongo-collection", "user-admin"]);
 const objectBrowserNodeTypes = new Set<TreeNodeType>(["database", "schema", "object-browser"]);
-const sourceNodeTypes = new Set<TreeNodeType>(["procedure", "function", "package", "package-body"]);
+const sourceNodeTypes = new Set<TreeNodeType>(["procedure", "function", "sequence", "package", "package-body"]);
 const tableChildGroupNodeTypes = new Set<TreeNodeType>([
   "group-columns",
   "group-indexes",
@@ -29,6 +29,7 @@ const databaseChildGroupNodeTypes = new Set<TreeNodeType>([
   "group-views",
   "group-procedures",
   "group-functions",
+  "group-sequences",
   "group-packages",
 ]);
 
@@ -36,6 +37,7 @@ export function objectSourceKindForTreeNode(type: TreeNodeType): ObjectSourceKin
   if (type === "view") return "VIEW";
   if (type === "procedure") return "PROCEDURE";
   if (type === "function") return "FUNCTION";
+  if (type === "sequence") return "SEQUENCE";
   if (type === "package") return "PACKAGE";
   if (type === "package-body") return "PACKAGE_BODY";
   return null;
diff --git a/apps/desktop/src/stores/connectionStore.ts b/apps/desktop/src/stores/connectionStore.ts
index 2b176eb50..138cee186 100644
--- a/apps/desktop/src/stores/connectionStore.ts
+++ b/apps/desktop/src/stores/connectionStore.ts
@@ -1593,6 +1593,7 @@ export const useConnectionStore = defineStore("connection", () => {
       node.type === "group-views" ||
       node.type === "group-procedures" ||
       node.type === "group-functions" ||
+      node.type === "group-sequences" ||
       node.type === "group-packages"
     ) {
       await loadObjectGroupChildren(node, options);
diff --git a/apps/desktop/src/types/database.ts b/apps/desktop/src/types/database.ts
index eb9db36f4..d8bfd712e 100644
--- a/apps/desktop/src/types/database.ts
+++ b/apps/desktop/src/types/database.ts
@@ -178,7 +178,7 @@ export interface TableInfo {
   parent_name?: string | null;
 }
 
-export type DatabaseObjectType = "TABLE" | "VIEW" | "PROCEDURE" | "FUNCTION" | "PACKAGE" | "PACKAGE_BODY";
+export type DatabaseObjectType = "TABLE" | "VIEW" | "PROCEDURE" | "FUNCTION" | "SEQUENCE" | "PACKAGE" | "PACKAGE_BODY";
 
 export interface ObjectInfo {
   name: string;
@@ -191,7 +191,7 @@ export interface ObjectInfo {
   parent_name?: string | null;
 }
 
-export type ObjectSourceKind = "VIEW" | "PROCEDURE" | "FUNCTION" | "PACKAGE" | "PACKAGE_BODY";
+export type ObjectSourceKind = "VIEW" | "PROCEDURE" | "FUNCTION" | "SEQUENCE" | "PACKAGE" | "PACKAGE_BODY";
 
 export interface ObjectSource {
   name: string;
@@ -288,6 +288,7 @@ export type TreeNodeType =
   | "view"
   | "procedure"
   | "function"
+  | "sequence"
   | "package"
   | "package-body"
   | "group-columns"
@@ -298,6 +299,7 @@ export type TreeNodeType =
   | "group-views"
   | "group-procedures"
   | "group-functions"
+  | "group-sequences"
   | "group-packages"
   | "group-partitions"
   | "object-browser"
diff --git a/crates/dbx-core/src/db/postgres.rs b/crates/dbx-core/src/db/postgres.rs
index 60c4fed05..63d7e5009 100644
--- a/crates/dbx-core/src/db/postgres.rs
+++ b/crates/dbx-core/src/db/postgres.rs
@@ -1151,6 +1151,7 @@ fn list_objects_sql(include_timestamps: bool) -> &'static str {
        CASE c.relkind \
          WHEN 'v' THEN 'VIEW' \
          WHEN 'm' THEN 'VIEW' \
+         WHEN 'S' THEN 'SEQUENCE' \
          ELSE 'TABLE' \
        END AS object_type, \
        obj_description(c.oid) AS object_comment, \
@@ -1162,7 +1163,7 @@ fn list_objects_sql(include_timestamps: bool) -> &'static str {
        ) AS updated_at, \
        CASE WHEN pc.relkind = 'p' THEN pn.nspname ELSE NULL END AS parent_schema, \
        CASE WHEN pc.relkind = 'p' THEN pc.relname ELSE NULL END AS parent_name, \
-       CASE c.relkind WHEN 'v' THEN 1 WHEN 'm' THEN 1 ELSE 0 END AS sort_order \
+       CASE c.relkind WHEN 'v' THEN 1 WHEN 'm' THEN 1 WHEN 'S' THEN 4 ELSE 0 END AS sort_order \
      FROM pg_catalog.pg_class c \
      JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace \
      LEFT JOIN pg_catalog.pg_inherits i ON i.inhrelid = c.oid \
@@ -1171,7 +1172,7 @@ fn list_objects_sql(include_timestamps: bool) -> &'static str {
      LEFT JOIN LATERAL pg_stat_file( \
        CASE WHEN c.relkind IN ('r','m','f','p') THEN pg_relation_filepath(c.oid) END, true \
      ) stat ON true \
-     WHERE n.nspname = $1 AND c.relkind IN ('r','v','m','f','p') \
+     WHERE n.nspname = $1 AND c.relkind IN ('r','v','m','f','p','S') \
      UNION ALL \
      SELECT p.proname AS object_name, \
        CASE p.prokind WHEN 'p' THEN 'PROCEDURE' ELSE 'FUNCTION' END AS object_type, \
@@ -1192,6 +1193,7 @@ fn list_objects_sql(include_timestamps: bool) -> &'static str {
        CASE c.relkind \
          WHEN 'v' THEN 'VIEW' \
          WHEN 'm' THEN 'VIEW' \
+         WHEN 'S' THEN 'SEQUENCE' \
          ELSE 'TABLE' \
        END AS object_type, \
        obj_description(c.oid) AS object_comment, \
@@ -1199,13 +1201,13 @@ fn list_objects_sql(include_timestamps: bool) -> &'static str {
        NULL::text AS updated_at, \
        CASE WHEN pc.relkind = 'p' THEN pn.nspname ELSE NULL END AS parent_schema, \
        CASE WHEN pc.relkind = 'p' THEN pc.relname ELSE NULL END AS parent_name, \
-       CASE c.relkind WHEN 'v' THEN 1 WHEN 'm' THEN 1 ELSE 0 END AS sort_order \
+       CASE c.relkind WHEN 'v' THEN 1 WHEN 'm' THEN 1 WHEN 'S' THEN 4 ELSE 0 END AS sort_order \
      FROM pg_catalog.pg_class c \
      JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace \
      LEFT JOIN pg_catalog.pg_inherits i ON i.inhrelid = c.oid \
      LEFT JOIN pg_catalog.pg_class pc ON pc.oid = i.inhparent \
      LEFT JOIN pg_catalog.pg_namespace pn ON pn.oid = pc.relnamespace \
-     WHERE n.nspname = $1 AND c.relkind IN ('r','v','m','f','p') \
+     WHERE n.nspname = $1 AND c.relkind IN ('r','v','m','f','p','S') \
      UNION ALL \
      SELECT p.proname AS object_name, \
        CASE p.prokind WHEN 'p' THEN 'PROCEDURE' ELSE 'FUNCTION' END AS object_type, \
@@ -2123,6 +2125,8 @@ mod tests {
         assert!(sql.contains("pg_xact_commit_timestamp"));
         assert!(sql.contains("'PROCEDURE'"));
         assert!(sql.contains("'FUNCTION'"));
+        assert!(sql.contains("'SEQUENCE'"));
+        assert!(sql.contains("'S'"));
     }
 
     #[test]
diff --git a/crates/dbx-core/src/object_source_sql.rs b/crates/dbx-core/src/object_source_sql.rs
index baddb7a21..cf997cad6 100644
--- a/crates/dbx-core/src/object_source_sql.rs
+++ b/crates/dbx-core/src/object_source_sql.rs
@@ -234,6 +234,7 @@ fn object_type_keyword(object_type: &ObjectSourceKind) -> &'static str {
         ObjectSourceKind::View => "VIEW",
         ObjectSourceKind::Procedure => "PROCEDURE",
         ObjectSourceKind::Function => "FUNCTION",
+        ObjectSourceKind::Sequence => "SEQUENCE",
         ObjectSourceKind::Package => "PACKAGE",
         ObjectSourceKind::PackageBody => "PACKAGE BODY",
     }
@@ -384,6 +385,8 @@ fn parse_object_source_kind(value: &str) -> Option<ObjectSourceKind> {
         Some(ObjectSourceKind::Procedure)
     } else if value.eq_ignore_ascii_case("FUNCTION") {
         Some(ObjectSourceKind::Function)
+    } else if value.eq_ignore_ascii_case("SEQUENCE") {
+        Some(ObjectSourceKind::Sequence)
     } else if value.eq_ignore_ascii_case("PACKAGE") {
         Some(ObjectSourceKind::Package)
     } else if value.eq_ignore_ascii_case("PACKAGE BODY") || value.eq_ignore_ascii_case("PACKAGE_BODY") {
diff --git a/crates/dbx-core/src/schema.rs b/crates/dbx-core/src/schema.rs
index f7ed6125c..34cbb3373 100644
--- a/crates/dbx-core/src/schema.rs
+++ b/crates/dbx-core/src/schema.rs
@@ -1534,6 +1534,7 @@ fn sqlite_object_type(kind: &db::ObjectSourceKind) -> &'static str {
         db::ObjectSourceKind::View => "view",
         db::ObjectSourceKind::Procedure
         | db::ObjectSourceKind::Function
+        | db::ObjectSourceKind::Sequence
         | db::ObjectSourceKind::Package
         | db::ObjectSourceKind::PackageBody => "routine",
     }
@@ -1544,7 +1545,7 @@ fn sqlserver_object_type_filter(kind: &db::ObjectSourceKind) -> &'static str {
         db::ObjectSourceKind::View => "'V'",
         db::ObjectSourceKind::Procedure => "'P'",
         db::ObjectSourceKind::Function => "'FN','IF','TF','FS','FT'",
-        db::ObjectSourceKind::Package | db::ObjectSourceKind::PackageBody => "''",
+        db::ObjectSourceKind::Sequence | db::ObjectSourceKind::Package | db::ObjectSourceKind::PackageBody => "''",
     }
 }
 
@@ -1586,6 +1587,30 @@ pub fn postgres_object_source_sql(schema: &str, name: &str, kind: &db::ObjectSou
                 prokind
             )
         }
+        db::ObjectSourceKind::Sequence => {
+            format!(
+                "SELECT concat_ws(E'\\n\\n', \
+                   '-- auto-generated definition' || E'\\n' || \
+                   'create sequence ' || quote_ident(c.relname) || E'\\n' || \
+                   '    as ' || pg_catalog.format_type(s.seqtypid, NULL) || ';', \
+                   'alter sequence ' || quote_ident(c.relname) || ' owner to ' || quote_ident(pg_get_userbyid(c.relowner)) || ';', \
+                   CASE WHEN owned.relname IS NOT NULL AND a.attname IS NOT NULL \
+                     THEN 'alter sequence ' || quote_ident(c.relname) || ' owned by ' || quote_ident(owned.relname) || '.' || quote_ident(a.attname) || ';' \
+                   END \
+                 ) \
+                 FROM pg_catalog.pg_class c \
+                 JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace \
+                 JOIN pg_catalog.pg_sequence s ON s.seqrelid = c.oid \
+                 LEFT JOIN pg_catalog.pg_depend d \
+                   ON d.classid = 'pg_class'::regclass AND d.objid = c.oid AND d.deptype = 'a' \
+                 LEFT JOIN pg_catalog.pg_class owned ON owned.oid = d.refobjid \
+                 LEFT JOIN pg_catalog.pg_attribute a ON a.attrelid = d.refobjid AND a.attnum = d.refobjsubid \
+                 WHERE n.nspname = {} AND c.relname = {} AND c.relkind = 'S' \
+                 ORDER BY c.oid LIMIT 1",
+                sql_string(schema),
+                sql_string(name)
+            )
+        }
         db::ObjectSourceKind::Package | db::ObjectSourceKind::PackageBody => "SELECT NULL WHERE FALSE".to_string(),
     }
 }
@@ -1595,6 +1620,7 @@ pub fn oracle_object_source_sql(schema: &str, name: &str, kind: &db::ObjectSourc
         db::ObjectSourceKind::View => "VIEW",
         db::ObjectSourceKind::Procedure => "PROCEDURE",
         db::ObjectSourceKind::Function => "FUNCTION",
+        db::ObjectSourceKind::Sequence => "SEQUENCE",
         db::ObjectSourceKind::Package => "PACKAGE",
         db::ObjectSourceKind::PackageBody => "PACKAGE_BODY",
     };
@@ -1623,7 +1649,9 @@ pub fn mysql_object_source_sql(name: &str, kind: &db::ObjectSourceKind) -> Strin
         db::ObjectSourceKind::View => format!("SHOW CREATE VIEW {}", mysql_ident(name)),
         db::ObjectSourceKind::Procedure => format!("SHOW CREATE PROCEDURE {}", mysql_ident(name)),
         db::ObjectSourceKind::Function => format!("SHOW CREATE FUNCTION {}", mysql_ident(name)),
-        db::ObjectSourceKind::Package | db::ObjectSourceKind::PackageBody => String::new(),
+        db::ObjectSourceKind::Sequence | db::ObjectSourceKind::Package | db::ObjectSourceKind::PackageBody => {
+            String::new()
+        }
     }
 }
 
@@ -1883,6 +1911,25 @@ mod object_source_tests {
         );
     }
 
+    #[test]
+    fn builds_postgres_object_source_sql_for_sequences() {
+        let sql = postgres_object_source_sql("tenant's schema", "order id seq", &ObjectSourceKind::Sequence);
+
+        assert!(sql.contains("-- auto-generated definition"));
+        assert!(sql.contains("create sequence"));
+        assert!(sql.contains("alter sequence"));
+        assert!(sql.contains("owner to"));
+        assert!(sql.contains("owned by"));
+        assert!(sql.contains("pg_catalog.pg_sequence"));
+        assert!(sql.contains("n.nspname = 'tenant''s schema'"));
+        assert!(sql.contains("c.relname = 'order id seq'"));
+        assert!(sql.contains("c.relkind = 'S'"));
+        assert!(!sql.contains("MINVALUE"));
+        assert!(!sql.contains("START WITH"));
+        assert!(!sql.contains("CACHE"));
+        assert!(!sql.contains("NO CYCLE"));
+    }
+
     #[test]
     fn builds_postgres_view_source_sql_without_regclass_cast() {
         let sql = postgres_object_source_sql("tenant's schema", "active users", &ObjectSourceKind::View);
diff --git a/crates/dbx-core/src/transfer.rs b/crates/dbx-core/src/transfer.rs
index 1b3d68c45..eb0975378 100644
--- a/crates/dbx-core/src/transfer.rs
+++ b/crates/dbx-core/src/transfer.rs
@@ -2960,7 +2960,9 @@ where
                 rewrite_postgres_routine_schema(&object.source, &request.target_schema)
                     .unwrap_or_else(|| object.source.clone())
             }
-            db::ObjectSourceKind::Package | db::ObjectSourceKind::PackageBody => object.source.clone(),
+            db::ObjectSourceKind::Sequence | db::ObjectSourceKind::Package | db::ObjectSourceKind::PackageBody => {
+                object.source.clone()
+            }
         };
         let statements = build_executable_object_source_statements(EditableObjectSourceSqlInput {
             database_type: DatabaseType::Postgres,
diff --git a/crates/dbx-core/src/types.rs b/crates/dbx-core/src/types.rs
index 9d71dee2e..b16a5c05d 100644
--- a/crates/dbx-core/src/types.rs
+++ b/crates/dbx-core/src/types.rs
@@ -32,6 +32,7 @@ pub enum ObjectSourceKind {
     View,
     Procedure,
     Function,
+    Sequence,
     Package,
     PackageBody,
 }
diff --git a/packages/app-tests/databaseCapabilities.test.ts b/packages/app-tests/databaseCapabilities.test.ts
index 223fa04c9..fbd10304e 100644
--- a/packages/app-tests/databaseCapabilities.test.ts
+++ b/packages/app-tests/databaseCapabilities.test.ts
@@ -265,7 +265,7 @@ test("object browser entry follows database tree shape", () => {
 
 test("sidebar object capability registry describes object groups by database type", () => {
   assert.deepEqual(sidebarObjectKindsForDatabase("databend"), ["TABLE", "VIEW"]);
-  assert.deepEqual(sidebarObjectKindsForDatabase("postgres"), ["TABLE", "VIEW", "PROCEDURE", "FUNCTION"]);
+  assert.deepEqual(sidebarObjectKindsForDatabase("postgres"), ["TABLE", "VIEW", "PROCEDURE", "FUNCTION", "SEQUENCE"]);
   assert.deepEqual(sidebarObjectKindsForDatabase("oracle"), [
     "TABLE",
     "VIEW",
diff --git a/packages/app-tests/objectBrowserRows.test.ts b/packages/app-tests/objectBrowserRows.test.ts
index fc12150e5..55d003dc2 100644
--- a/packages/app-tests/objectBrowserRows.test.ts
+++ b/packages/app-tests/objectBrowserRows.test.ts
@@ -45,6 +45,20 @@ test("object browser rows normalize Oracle package body objects", () => {
   );
 });
 
+test("object browser rows normalize PostgreSQL sequence objects", () => {
+  const rows = buildObjectBrowserRows({
+    objects: [{ name: "order_id_seq", object_type: "SEQUENCE", schema: "public" }],
+    database: "app",
+    fallbackSchema: "public",
+    needsSchema: true,
+  });
+
+  assert.deepEqual(
+    rows.map((row) => ({ id: row.id, type: row.type })),
+    [{ id: "public:order_id_seq:SEQUENCE:0", type: "SEQUENCE" }],
+  );
+});
+
 test("object browser search matches names, types, and comments but not schema names", () => {
   const rows = buildObjectBrowserRows({
     objects: [
diff --git a/packages/app-tests/tableTree.test.ts b/packages/app-tests/tableTree.test.ts
index a5b795d14..2a164f63a 100644
--- a/packages/app-tests/tableTree.test.ts
+++ b/packages/app-tests/tableTree.test.ts
@@ -177,7 +177,7 @@ test("buildObjectGroupPlaceholderNodes creates capability-driven lazy sidebar gr
     connectionId: "conn",
     database: "app",
     schema: "HR",
-    objectTypes: ["TABLE", "VIEW", "PROCEDURE", "FUNCTION"],
+    objectTypes: ["TABLE", "VIEW", "PROCEDURE", "FUNCTION", "SEQUENCE"],
   });
 
   assert.deepEqual(
@@ -187,11 +187,12 @@ test("buildObjectGroupPlaceholderNodes creates capability-driven lazy sidebar gr
       { label: "tree.views", type: "group-views", count: undefined, children: [] },
       { label: "tree.procedures", type: "group-procedures", count: undefined, children: [] },
       { label: "tree.functions", type: "group-functions", count: undefined, children: [] },
+      { label: "tree.sequences", type: "group-sequences", count: undefined, children: [] },
     ],
   );
 });
 
-test("buildSimpleObjectTreeNodes keeps routines and packages visible in flat sidebar mode", () => {
+test("buildSimpleObjectTreeNodes keeps routines, sequences, and packages visible in flat sidebar mode", () => {
   const nodes = buildSimpleObjectTreeNodes({
     nodeId: "conn:app:HR",
     connectionId: "conn",
@@ -202,6 +203,7 @@ test("buildSimpleObjectTreeNodes keeps routines and packages visible in flat sid
       { name: "ACTIVE_ORDERS", object_type: "VIEW", schema: "HR" },
       { name: "REFRESH_STATS", object_type: "PROCEDURE", schema: "HR" },
       { name: "TOTAL_DUE", object_type: "FUNCTION", schema: "HR" },
+      { name: "ORDER_ID_SEQ", object_type: "SEQUENCE", schema: "HR" },
       { name: "PAYROLL", object_type: "PACKAGE", schema: "HR" },
       { name: "PAYROLL", object_type: "PACKAGE_BODY", schema: "HR" },
     ],
@@ -212,6 +214,7 @@ test("buildSimpleObjectTreeNodes keeps routines and packages visible in flat sid
     [
       { label: "ORDERS", type: "table" },
       { label: "ACTIVE_ORDERS", type: "view" },
+      { label: "ORDER_ID_SEQ", type: "sequence" },
       { label: "PAYROLL", type: "package" },
       { label: "PAYROLL", type: "package-body" },
       { label: "REFRESH_STATS", type: "procedure" },
diff --git a/packages/app-tests/treeNodeClick.test.ts b/packages/app-tests/treeNodeClick.test.ts
index 73f8583c2..456db121d 100644
--- a/packages/app-tests/treeNodeClick.test.ts
+++ b/packages/app-tests/treeNodeClick.test.ts
@@ -54,6 +54,7 @@ test("maps source-capable sidebar nodes to object source kinds", () => {
   assert.equal(objectSourceKindForTreeNode("view"), "VIEW");
   assert.equal(objectSourceKindForTreeNode("procedure"), "PROCEDURE");
   assert.equal(objectSourceKindForTreeNode("function"), "FUNCTION");
+  assert.equal(objectSourceKindForTreeNode("sequence"), "SEQUENCE");
   assert.equal(objectSourceKindForTreeNode("package"), "PACKAGE");
   assert.equal(objectSourceKindForTreeNode("package-body"), "PACKAGE_BODY");
   assert.equal(objectSourceKindForTreeNode("table"), null);