Updated name to be unique. Hopefully not a problem

src/migration/m20260317_000007_unique_artist_album.rs

@@ -0,0 +1,101 @@
+use sea_orm_migration::prelude::*;
+
+use super::m20260317_000001_create_artists::Artists;
+use super::m20260317_000002_create_albums::Albums;
+
+#[derive(DeriveMigrationName)]
+pub struct Migration;
+
+#[async_trait::async_trait]
+impl MigrationTrait for Migration {
+    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        // Drop the old non-unique index on artists.name
+        manager
+            .drop_index(
+                Index::drop()
+                    .name("idx_artists_name")
+                    .table(Artists::Table)
+                    .to_owned(),
+            )
+            .await?;
+
+        // Create a unique index on artists.name
+        manager
+            .create_index(
+                Index::create()
+                    .name("idx_artists_name_unique")
+                    .table(Artists::Table)
+                    .col(Artists::Name)
+                    .unique()
+                    .to_owned(),
+            )
+            .await?;
+
+        // Drop the old non-unique index on albums.name
+        manager
+            .drop_index(
+                Index::drop()
+                    .name("idx_albums_name")
+                    .table(Albums::Table)
+                    .to_owned(),
+            )
+            .await?;
+
+        // Create a unique composite index on albums(name, album_artist)
+        manager
+            .create_index(
+                Index::create()
+                    .name("idx_albums_name_artist_unique")
+                    .table(Albums::Table)
+                    .col(Albums::Name)
+                    .col(Albums::AlbumArtist)
+                    .unique()
+                    .to_owned(),
+            )
+            .await?;
+
+        Ok(())
+    }
+
+    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        manager
+            .drop_index(
+                Index::drop()
+                    .name("idx_albums_name_artist_unique")
+                    .table(Albums::Table)
+                    .to_owned(),
+            )
+            .await?;
+
+        manager
+            .create_index(
+                Index::create()
+                    .name("idx_albums_name")
+                    .table(Albums::Table)
+                    .col(Albums::Name)
+                    .to_owned(),
+            )
+            .await?;
+
+        manager
+            .drop_index(
+                Index::drop()
+                    .name("idx_artists_name_unique")
+                    .table(Artists::Table)
+                    .to_owned(),
+            )
+            .await?;
+
+        manager
+            .create_index(
+                Index::create()
+                    .name("idx_artists_name")
+                    .table(Artists::Table)
+                    .col(Artists::Name)
+                    .to_owned(),
+            )
+            .await?;
+
+        Ok(())
+    }
+}

src/migration/mod.rs

@@ -6,6 +6,7 @@ mod m20260317_000003_create_tracks;
 mod m20260317_000004_create_wanted_items;
 mod m20260317_000005_create_download_queue;
 mod m20260317_000006_create_search_cache;
+mod m20260317_000007_unique_artist_album;
 
 pub struct Migrator;
 
@@ -19,6 +20,7 @@ impl MigratorTrait for Migrator {
             Box::new(m20260317_000004_create_wanted_items::Migration),
             Box::new(m20260317_000005_create_download_queue::Migration),
             Box::new(m20260317_000006_create_search_cache::Migration),
+            Box::new(m20260317_000007_unique_artist_album::Migration),
         ]
     }
 }