diff --git a/Cargo.lock b/Cargo.lock
index acac00e..dc569f7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -96,6 +96,15 @@ version = "0.8.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06ea2b9bc92be3c2baa9334a323ebca2d6f074ff852cd1d7b11064035cd3868f"
 
+[[package]]
+name = "deranged"
+version = "0.3.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b42b6fa04a440b495c8b04d0e71b707c585f83cb9cb28cf8cd0d976c315e31b4"
+dependencies = [
+ "powerfmt",
+]
+
 [[package]]
 name = "diesel"
 version = "2.1.6"
@@ -107,7 +116,10 @@ dependencies = [
  "chrono",
  "diesel_derives",
  "itoa",
+ "libsqlite3-sys",
+ "pq-sys",
  "serde_json",
+ "time",
 ]
 
 [[package]]
@@ -358,6 +370,12 @@ dependencies = [
  "include_dir",
 ]
 
+[[package]]
+name = "num-conv"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
+
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -385,6 +403,21 @@ version = "0.3.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d231b230927b5e4ad203db57bbcbee2802f6bce620b1e4a9024a07d94e2907ec"
 
+[[package]]
+name = "powerfmt"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
+
+[[package]]
+name = "pq-sys"
+version = "0.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31c0052426df997c0cbd30789eb44ca097e3541717a7b8fa36b1c464ee7edebd"
+dependencies = [
+ "vcpkg",
+]
+
 [[package]]
 name = "pretty_assertions"
 version = "1.4.0"
@@ -530,6 +563,37 @@ dependencies = [
  "syn 2.0.66",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.36"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5dfd88e563464686c916c7e46e623e520ddc6d79fa6641390f2e3fa86e83e885"
+dependencies = [
+ "deranged",
+ "itoa",
+ "num-conv",
+ "powerfmt",
+ "serde",
+ "time-core",
+ "time-macros",
+]
+
+[[package]]
+name = "time-core"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef927ca75afb808a4d64dd374f00a2adf8d0fcff8e7b184af886c3c87ec4a3f3"
+
+[[package]]
+name = "time-macros"
+version = "0.2.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f252a68540fde3a3877aeea552b832b40ab9a69e318efd078774a01ddee1ccf"
+dependencies = [
+ "num-conv",
+ "time-core",
+]
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.12"
diff --git a/ft-sdk/Cargo.toml b/ft-sdk/Cargo.toml
index 8128f8a..2b5f1d4 100644
--- a/ft-sdk/Cargo.toml
+++ b/ft-sdk/Cargo.toml
@@ -16,6 +16,7 @@ sqlite-default = ["sqlite"]
 sqlite = ["ft-sys/sqlite", "diesel"]
 auth-provider = []
 field-extractors = []
+test = ["diesel/sqlite", "diesel/postgres"]
 
 [dependencies]
 anyhow.workspace = true
diff --git a/ft-sdk/src/auth/schema.rs b/ft-sdk/src/auth/schema.rs
index c632e49..fe7f402 100644
--- a/ft-sdk/src/auth/schema.rs
+++ b/ft-sdk/src/auth/schema.rs
@@ -1,3 +1,4 @@
+#[cfg(not(feature = "test"))]
 diesel::table! {
     use diesel::sql_types::*;
 
@@ -11,6 +12,20 @@ diesel::table! {
     }
 }
 
+#[cfg(feature = "test")]
+diesel::table! {
+    use diesel::sql_types::*;
+
+    fastn_user (id) {
+        id -> Int8,
+        name -> Nullable<Text>,
+        identity -> Nullable<Text>,
+        data -> Text,
+        created_at -> Int8,
+        updated_at -> Int8,
+    }
+}
+
 diesel::table! {
     use diesel::sql_types::*;
 
diff --git a/ft-sdk/src/lib.rs b/ft-sdk/src/lib.rs
index 50c030a..d4a4478 100644
--- a/ft-sdk/src/lib.rs
+++ b/ft-sdk/src/lib.rs
@@ -43,12 +43,21 @@ pub type FormError = std::collections::HashMap<String, String>;
 #[cfg(all(feature = "sqlite-default", feature = "postgres-default"))]
 compile_error!("Both sqlite and postgres features are enabled. Only one should be enabled.");
 
-#[cfg(feature = "sqlite-default")]
+#[cfg(any(feature = "sqlite-default", not(feature = "test")))]
 pub type Connection = SqliteConnection;
 
-#[cfg(feature = "postgres-default")]
+#[cfg(any(feature = "postgres-default", not(feature = "test")))]
 pub type Connection = PgConnection;
 
+#[cfg(feature = "test")]
+pub type Connection = diesel::sqlite::SqliteConnection;
+
+#[cfg(feature = "test")]
+pub fn default_connection() -> Result<Connection, ConnectionError> {
+    use diesel::prelude::*;
+    Ok(diesel::sqlite::SqliteConnection::establish(":memory:").unwrap())
+}
+
 #[cfg(any(feature = "sqlite-default", feature = "postgres-default"))]
 pub fn default_connection() -> Result<Connection, ConnectionError> {
     #[cfg(feature = "sqlite-default")]