schema

storage_controller/src/schema.rs

@@ -66,6 +66,7 @@ diesel::table! {
         shard_number -> Int4,
         shard_count -> Int4,
         shard_stripe_size -> Int4,
+        // pageserver generation
         generation -> Nullable<Int4>,
         generation_pageserver -> Nullable<Int8>,
         placement_policy -> Varchar,
@@ -92,6 +93,7 @@ diesel::table! {
         tenant_id -> Varchar,
         timeline_id -> Varchar,
         start_lsn -> PgLsn,
+        // sk config generation
         generation -> Int4,
         sk_set -> Array<Nullable<Int8>>,
         new_sk_set -> Nullable<Array<Nullable<Int8>>>,
@@ -100,6 +102,25 @@ diesel::table! {
     }
 }
 
+// Operational table that contains pending notifications for Safekeepers
+// about tenant shard pageserver-side attachments.
+// Rows are removed when the notification was acknowledged by the Safekeeper.
+diesel::table! {
+    use diesel::sql_types::*;
+    sk_ps_discovery(tenant_id, shard_number, shard_count, ps_generation, sk_id) {
+        tenant_id -> Varchar,
+        shard_number -> Int4,
+        shard_count -> Int4,
+        ps_generation -> Int4,
+        sk_id -> Int8,
+        // payload
+        ps_id -> Int8,
+        // tracking of reliable delivery
+        created_at -> Timestamptz,
+        last_attempt_at -> Nullable<Timestamptz>,
+    }
+}
+
 diesel::allow_tables_to_appear_in_same_query!(
     controllers,
     metadata_health,
@@ -109,4 +130,5 @@ diesel::allow_tables_to_appear_in_same_query!(
     tenant_shards,
     timeline_imports,
     timelines,
+    sk_ps_discovery,
 );