diff --git a/migration/src/m20240719_00001_create_main_data_table.rs b/migration/src/m20240719_00001_create_main_data_table.rs
index e045f5b..7afc208 100644
--- a/migration/src/m20240719_00001_create_main_data_table.rs
+++ b/migration/src/m20240719_00001_create_main_data_table.rs
@@ -1,6 +1,6 @@
 use sea_orm::{EnumIter, Iterable};
 use sea_orm_migration::prelude::extension::postgres::Type;
-use sea_orm_migration::{manager, prelude::*};
+use sea_orm_migration::prelude::*;
 
 #[derive(DeriveMigrationName)]
 pub struct Migration;
diff --git a/migration/src/m20240719_00002_create_long_data_table.rs b/migration/src/m20240719_00002_create_long_data_table.rs
index bdbeff3..18f8614 100644
--- a/migration/src/m20240719_00002_create_long_data_table.rs
+++ b/migration/src/m20240719_00002_create_long_data_table.rs
@@ -13,7 +13,12 @@ impl MigrationTrait for Migration {
                 Table::create()
                     .table(LongData::Table)
                     .if_not_exists()
-                    .col(ColumnDef::new(LongData::SaveId).integer().not_null().primary_key())
+                    .col(
+                        ColumnDef::new(LongData::SaveId)
+                            .integer()
+                            .not_null()
+                            .primary_key(),
+                    )
                     .col(ColumnDef::new(LongData::Len).string().not_null())
                     .col(ColumnDef::new(LongData::Text).string().not_null())
                     .foreign_key(
diff --git a/sr_download/src/db/long_data.rs b/sr_download/src/db/long_data.rs
index 4032600..1956ef5 100644
--- a/sr_download/src/db/long_data.rs
+++ b/sr_download/src/db/long_data.rs
@@ -12,6 +12,21 @@ pub struct Model {
 }
 
 #[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
-pub enum Relation {}
+pub enum Relation {
+    #[sea_orm(
+        belongs_to = "super::main_data::Entity",
+        from = "Column::SaveId",
+        to = "super::main_data::Column::SaveId",
+        on_update = "Cascade",
+        on_delete = "Cascade"
+    )]
+    MainData,
+}
+
+impl Related<super::main_data::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::MainData.def()
+    }
+}
 
 impl ActiveModelBehavior for ActiveModel {}
diff --git a/sr_download/src/db/main_data.rs b/sr_download/src/db/main_data.rs
index 3a0526a..1fbdfa7 100644
--- a/sr_download/src/db/main_data.rs
+++ b/sr_download/src/db/main_data.rs
@@ -1,6 +1,6 @@
 //! `SeaORM` Entity. Generated by sea-orm-codegen 0.12.15
 
-use super::sea_orm_active_enums::SaveTypeEnum;
+use super::sea_orm_active_enums::SaveType;
 use sea_orm::entity::prelude::*;
 
 #[derive(Clone, Debug, PartialEq, DeriveEntityModel, Eq)]
@@ -8,13 +8,22 @@ use sea_orm::entity::prelude::*;
 pub struct Model {
     #[sea_orm(primary_key, auto_increment = false)]
     pub save_id: i32,
-    pub save_type: SaveTypeEnum,
+    pub save_type: SaveType,
     pub blake_hash: String,
     pub len: i32,
     pub short_data: Option<String>,
 }
 
 #[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
-pub enum Relation {}
+pub enum Relation {
+    #[sea_orm(has_many = "super::long_data::Entity")]
+    LongData,
+}
+
+impl Related<super::long_data::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::LongData.def()
+    }
+}
 
 impl ActiveModelBehavior for ActiveModel {}
diff --git a/sr_download/src/db/sea_orm_active_enums.rs b/sr_download/src/db/sea_orm_active_enums.rs
index 2e05887..9e497fe 100644
--- a/sr_download/src/db/sea_orm_active_enums.rs
+++ b/sr_download/src/db/sea_orm_active_enums.rs
@@ -3,8 +3,8 @@
 use sea_orm::entity::prelude::*;
 
 #[derive(Debug, Clone, PartialEq, Eq, EnumIter, DeriveActiveEnum)]
-#[sea_orm(rs_type = "String", db_type = "Enum", enum_name = "save_type_enum")]
-pub enum SaveTypeEnum {
+#[sea_orm(rs_type = "String", db_type = "Enum", enum_name = "save_type")]
+pub enum SaveType {
     #[sea_orm(string_value = "none")]
     None,
     #[sea_orm(string_value = "save")]