diff --git a/ui/autoMate/src/main/db/connect.ts b/ui/autoMate/src/main/db/connect.ts
new file mode 100644
index 0000000..fd3b74b
--- /dev/null
+++ b/ui/autoMate/src/main/db/connect.ts
@@ -0,0 +1,7 @@
+import Database, * as BetterSqlite3 from 'better-sqlite3';
+import { app } from 'electron';
+import {resolve} from 'node:path'
+const file = resolve(app.getPath('home'), "Desktop", 'hd.db')
+const db: BetterSqlite3.Database = new Database(file, {});
+db.pragma('journal_mode = WAL');
+export {db};
\ No newline at end of file
diff --git a/ui/autoMate/src/main/db/index.ts b/ui/autoMate/src/main/db/index.ts
index fd3b74b..e42d1e7 100644
--- a/ui/autoMate/src/main/db/index.ts
+++ b/ui/autoMate/src/main/db/index.ts
@@ -1,7 +1 @@
-import Database, * as BetterSqlite3 from 'better-sqlite3';
-import { app } from 'electron';
-import {resolve} from 'node:path'
-const file = resolve(app.getPath('home'), "Desktop", 'hd.db')
-const db: BetterSqlite3.Database = new Database(file, {});
-db.pragma('journal_mode = WAL');
-export {db};
\ No newline at end of file
+import './tables'
\ No newline at end of file
diff --git a/ui/autoMate/src/main/db/ipc.ts b/ui/autoMate/src/main/db/ipc.ts
new file mode 100644
index 0000000..c6e3209
--- /dev/null
+++ b/ui/autoMate/src/main/db/ipc.ts
@@ -0,0 +1,5 @@
+import { IpcMainInvokeEvent, ipcMain } from "electron";
+import * as query from './query'
+ipcMain.handle('sql', (_event: IpcMainInvokeEvent, sql: string, type: SqlActionType) => {
+    return query[type](sql)
+})
\ No newline at end of file
diff --git a/ui/autoMate/src/main/db/query.ts b/ui/autoMate/src/main/db/query.ts
new file mode 100644
index 0000000..a120bdb
--- /dev/null
+++ b/ui/autoMate/src/main/db/query.ts
@@ -0,0 +1,21 @@
+import {db} from './connect'
+
+export const findAll = (sql: string) => {
+    return db.prepare(sql).all();
+}
+
+export const findOne = (sql: string) => {
+    return db.prepare(sql).get();
+}
+
+export const create = (sql: string) => {
+    return db.prepare(sql).run().lastInsertRowid;
+}
+
+export const update = (sql: string) => {
+    return db.prepare(sql).run().changes;
+}
+
+export const del = (sql: string) => {
+    return db.prepare(sql).run().changes;
+}
\ No newline at end of file
diff --git a/ui/autoMate/src/main/db/tables.ts b/ui/autoMate/src/main/db/tables.ts
new file mode 100644
index 0000000..0b35bcb
--- /dev/null
+++ b/ui/autoMate/src/main/db/tables.ts
@@ -0,0 +1,20 @@
+import { db } from "./connect";
+
+db.exec(`
+CREATE TABLE IF NOT EXISTS categories (
+    id INTEGER PRIMARY KEY AUTOINCREMENT not null,
+    name TEXT not null,
+    created_at text not null
+);
+`)
+
+
+db.exec(`
+CREATE TABLE IF NOT EXISTS contents (
+    id INTEGER PRIMARY KEY AUTOINCREMENT not null,
+    title TEXT not null,
+    content TEXT not null,
+    category_id INTEGER,
+    created_at TEXT not null
+);
+`)
\ No newline at end of file
diff --git a/ui/autoMate/src/preload/index.d.ts b/ui/autoMate/src/preload/index.d.ts
index 2fa484a..0e5e6aa 100644
--- a/ui/autoMate/src/preload/index.d.ts
+++ b/ui/autoMate/src/preload/index.d.ts
@@ -7,7 +7,8 @@ declare global {
       hideWindow: () => void,
       shortCut: (type: 'search', shortCut: string) => Promise<boolean>,
       setIgnoreMouseEvents: (ignore: boolean, options?: { forward: boolean }) => void,
-      openConfigWindow: () => void
+      openConfigWindow: () => void,
+      sql: <T>(sql: string, type: SqlActionType) => Promise<T>
     }
   }
 }
diff --git a/ui/autoMate/src/preload/index.ts b/ui/autoMate/src/preload/index.ts
index 9979b77..c8f544c 100644
--- a/ui/autoMate/src/preload/index.ts
+++ b/ui/autoMate/src/preload/index.ts
@@ -14,7 +14,11 @@ const api = {
   },
   openConfigWindow: () => {
     ipcRenderer.send("openConfigWindow")
+  },
+  sql: (sql: string, type: SqlActionType) => {
+    return ipcRenderer.invoke("sql", sql, type)
   }
+
 }
 
 // Use `contextBridge` APIs to expose Electron APIs to
diff --git a/ui/autoMate/tsconfig.node.json b/ui/autoMate/tsconfig.node.json
index db23a68..163a5eb 100644
--- a/ui/autoMate/tsconfig.node.json
+++ b/ui/autoMate/tsconfig.node.json
@@ -1,6 +1,6 @@
 {
   "extends": "@electron-toolkit/tsconfig/tsconfig.node.json",
-  "include": ["electron.vite.config.*", "src/main/**/*", "src/preload/**/*"],
+  "include": ["electron.vite.config.*", "src/main/**/*", "src/preload/**/*", "types.d.ts"],
   "compilerOptions": {
     "composite": true,
     "types": ["electron-vite/node"]
diff --git a/ui/autoMate/tsconfig.web.json b/ui/autoMate/tsconfig.web.json
index 9c16b66..26eaa06 100644
--- a/ui/autoMate/tsconfig.web.json
+++ b/ui/autoMate/tsconfig.web.json
@@ -4,7 +4,8 @@
     "src/renderer/src/env.d.ts",
     "src/renderer/src/**/*",
     "src/renderer/src/**/*.tsx",
-    "src/preload/*.d.ts"
+    "src/preload/*.d.ts",
+    "types.d.ts"
   ],
   "compilerOptions": {
     "composite": true,
diff --git a/ui/autoMate/types.d.ts b/ui/autoMate/types.d.ts
new file mode 100644
index 0000000..773b590
--- /dev/null
+++ b/ui/autoMate/types.d.ts
@@ -0,0 +1 @@
+type SqlActionType = 'findAll' | 'findOne' | 'create' | 'update' | 'del'