more database design

src/db/schema/helpers/columns.helpers.ts

@@ -0,0 +1,14 @@
+import { timestamp } from "drizzle-orm/pg-core";
+
+// columns.helpers.ts
+export const timestamps = {
+    updated_at: timestamp().defaultNow().notNull(),
+    created_at: timestamp().defaultNow().notNull(),
+    deleted_at: timestamp(),
+}
+
+export const timestampsAllowNulls = {
+    updated_at: timestamp().defaultNow(),
+    created_at: timestamp().defaultNow(),
+    deleted_at: timestamp(),
+}