diff --git a/db/src/interfaces/direct.rs b/db/src/interfaces/direct.rs
new file mode 100644
index 0000000..d0b4ddc
--- /dev/null
+++ b/db/src/interfaces/direct.rs
@@ -0,0 +1,2 @@
+pub mod types;
+pub mod functions;
diff --git a/db/src/interfaces/spoor.rs b/db/src/interfaces/direct/functions.rs
similarity index 58%
rename from db/src/interfaces/spoor.rs
rename to db/src/interfaces/direct/functions.rs
index 4a27dcb..caf9cbd 100644
--- a/db/src/interfaces/spoor.rs
+++ b/db/src/interfaces/direct/functions.rs
@@ -1,59 +1,22 @@
-use crate::Error;
-use atproto::{
-  Cid,
-  Uri,
+use atproto::types::{
   Datetime,
-  Did,
-  StrongRef,
-  Handle,
+  Uri,
+};
+use crate::{
+  Error,
+  interfaces::direct::types::{
+    Participant,
+    Session, 
+    User
+  },
 };
 use sqlx::{
-  PgTransaction,
+  Transaction,
+  Postgres,
   PgPool,
   query,
 };
 
-pub struct Activity {
-  pub authority: Uri,
-  
-  pub cid: Option<Cid>,
-  pub session: Option<StrongRef<Session>>,
-  pub progress: Option<Progress>,
-  pub performed_at: Option<Datetime>,
-  pub created_at: Option<Datetime>,
-}
-
-pub struct Session {
-  pub uri: Uri,
-  
-  pub cid: Option<Cid>,
-  pub content: Option<StrongRef<Content>>,
-  pub label: Option<String>,
-  pub created_at: Option<Datetime>,
-  pub other_participants: Option<Vec<Participant>>,
-}
-
-pub struct User {
-  pub did: Did,
-  pub handle: Option<Handle>,
-}
-
-#[non_exhaustive]
-pub enum Participant {
-  Owner(User),
-  Added(User),
-}
-
-#[non_exhaustive]
-pub enum Content {
-  UnknownContent
-}
-
-#[non_exhaustive]
-pub enum Progress {
-  UnknownProgress
-}
-
 pub async fn ingest_session(
   db: PgPool, session: Session
 ) -> Result<(), Error>  {
@@ -63,50 +26,50 @@ pub async fn ingest_session(
 }
 
 async fn write_session(
-  tr: &mut PgTransaction<'_>, session: Session
+  tr: &mut Transaction<'_, Postgres>, session: Session
 ) -> Result<(), Error> {
-
-  let (contenturi, contentcid): (Option<Content>, String) =
-    match session.content {
-    Some(sr) => (Some(sr.content), sr.cid.to_string()),
-    None => (None, "".to_string()),
-  };
-
   query!(r#"
-    INSERT INTO sessions(
-      sessionuri, sessioncid, label, created_at, contenturi, contentcid
-    ) VALUES ($1, $2, $3, $4, $5, $6)
+    INSERT INTO 
+    session(uri, cid, owner, content, contentcid, label, created_at, indexed_at)
+    VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
   "#,
-    session.uri,
-    session.cid.map_or("", |cid| cid.to_string()),
-    session.label.unwrap_or(""),
-    session.created_at.map_or("", |dt| (*dt.as_str()).to_string()),
-    contenturi,
-    contentcid,
-  ).execute(&mut tr).await?;
+    &session.uri.to_string(), 
+    &session.cid.to_string(), 
+    &session.uri.authority_as_did().to_string(),
+    &session.content.get_content().to_string(),
+    &session.content.get_cid().to_string(),
+    session.label,
+    session.created_at.map(|dt| dt.to_string()), 
+    &Datetime::now()?.to_string()
+  ).execute(&mut **tr).await?;
 
-  session.other_participants.and_then(|participants| {
+  if let Some(participants) = session.other_participants {
     for participant in participants {
-      write_participant(tr, participant, session.uri).await?
+      write_participant(tr, &participant, &session.uri).await?
     }
-  }).unwrap_or(Ok(()))
+  }
+
+  Ok(())
 }
 
 async fn write_participant(
-  tr: &mut PgTransaction<'_>, participant: Participant, sessionuri: Uri
+  tr: &mut Transaction<'_, Postgres>, participant: &Participant, sessionuri: &Uri
 ) -> Result<(), Error> {
-  let (participantType, user): (String, User) = match participant {
+  let (participant_type, user): (String, &User) = match participant {
     Participant::Owner(user) => ("Owner".to_string(), user),
     Participant::Added(user) => ("Participant".to_string(), user),
   };
 
   query!(r#"
-    INSERT INTO participants(
-    sessionuri, userdid, role
-    ) VALUES ($1, $2, $3)
-  "#, sessionuri.to_string(), user.did.to_string, participantType
-  ).execute(&mut tr).await?;
-  
+    INSERT INTO 
+    participant(participantdid, sessionuri, role)
+    VALUES ($1, $2, $3)
+  "#, 
+    user.did.to_string(),
+    sessionuri.to_string(),
+    participant_type,
+  ).execute(&mut **tr).await?;
+
   Ok(())
 }
 
diff --git a/db/src/interfaces/direct/types.rs b/db/src/interfaces/direct/types.rs
new file mode 100644
index 0000000..91acc73
--- /dev/null
+++ b/db/src/interfaces/direct/types.rs
@@ -0,0 +1,59 @@
+use crate::Error;
+use atproto::types::{
+  Cid,
+  Uri,
+  Datetime,
+  Did,
+  StrongRef,
+  Handle,
+};
+use std::fmt::{Display, Formatter, Result as FmtResult};
+
+pub struct Activity {
+  pub authority: Uri,
+  pub cid: Cid,
+
+  pub session: Option<StrongRef<Session>>,
+  pub progress: Option<Progress>,
+  pub performed_at: Option<Datetime>,
+  pub created_at: Option<Datetime>,
+}
+
+pub struct Session {
+  pub uri: Uri,
+  pub cid: Cid,
+
+  pub content: StrongRef<Content>,
+  pub label: Option<String>,
+  pub created_at: Option<Datetime>,
+  pub other_participants: Option<Vec<Participant>>,
+}
+
+pub struct User {
+  pub did: Did,
+  pub handle: Option<Handle>,
+}
+
+#[non_exhaustive]
+pub enum Participant {
+  Owner(User),
+  Added(User),
+}
+
+#[non_exhaustive]
+pub enum Content {
+  UnknownContent
+}
+
+impl Display for Content {
+  fn fmt(&self, f: &mut Formatter<'_>) -> FmtResult {
+    write!(f, "{}", match self {
+      Content::UnknownContent => "UnknownContentType",
+    })
+  }
+}
+
+#[non_exhaustive]
+pub enum Progress {
+  UnknownProgress
+}
diff --git a/db/src/interfaces/mod.rs b/db/src/interfaces/mod.rs
index d13ba36..afdae97 100644
--- a/db/src/interfaces/mod.rs
+++ b/db/src/interfaces/mod.rs
@@ -1 +1 @@
-pub mod spoor;
+pub mod direct;