new feature: order by reference times.

migration/src/lib.rs

@@ -2,6 +2,7 @@ pub use sea_orm_migration::prelude::*;
 
 mod m20220101_000001_create_table;
 mod m20220625_222908_message_unique;
+mod m20220630_195724_for_hot;
 
 pub struct Migrator;
 
@@ -11,6 +12,7 @@ impl MigratorTrait for Migrator {
         vec![
             Box::new(m20220101_000001_create_table::Migration),
             Box::new(m20220625_222908_message_unique::Migration),
+            Box::new(m20220630_195724_for_hot::Migration),
         ]
     }
 }

migration/src/m20220630_195724_for_hot.rs

@@ -0,0 +1,37 @@
+use models::prelude::Record;
+use sea_orm_migration::prelude::*;
+
+pub struct Migration;
+
+impl MigrationName for Migration {
+    fn name(&self) -> &str {
+        "m20220630_195724_for_hot"
+    }
+}
+
+#[async_trait::async_trait]
+impl MigrationTrait for Migration {
+    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        manager
+            .alter_table(
+                Table::alter()
+                    .table(Record)
+                    .add_column_if_not_exists(
+                        ColumnDef::new(Alias::new("hot")).big_integer().default(0),
+                    )
+                    .to_owned(),
+            )
+            .await
+    }
+
+    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        manager
+            .alter_table(
+                Table::alter()
+                    .table(Record)
+                    .drop_column(Alias::new("hot"))
+                    .to_owned(),
+            )
+            .await
+    }
+}