diff --git a/.changeset/few-pets-relax.md b/.changeset/few-pets-relax.md
new file mode 100644
index 0000000000..7e2682c274
--- /dev/null
+++ b/.changeset/few-pets-relax.md
@@ -0,0 +1,5 @@
+---
+"@astrojs/db": patch
+---
+
+Expose the Drizzle `alias` utility from `astro:db` to enable self-joins on a table.
diff --git a/packages/db/src/runtime/virtual.ts b/packages/db/src/runtime/virtual.ts
index ac118d6930..4159e74c1a 100644
--- a/packages/db/src/runtime/virtual.ts
+++ b/packages/db/src/runtime/virtual.ts
@@ -92,3 +92,5 @@ export {
 	max,
 	min,
 } from 'drizzle-orm';
+
+export { alias } from 'drizzle-orm/sqlite-core';
diff --git a/packages/db/virtual.d.ts b/packages/db/virtual.d.ts
index efe9e8387d..6c93137a20 100644
--- a/packages/db/virtual.d.ts
+++ b/packages/db/virtual.d.ts
@@ -42,4 +42,5 @@ declare module 'astro:db' {
 	export const sumDistinct: RuntimeConfig['sumDistinct'];
 	export const max: RuntimeConfig['max'];
 	export const min: RuntimeConfig['min'];
+	export const alias: RuntimeConfig['alias'];
 }