diff --git a/tables.sql b/tables.sql
index 250e1ee..c558fbc 100644
--- a/tables.sql
+++ b/tables.sql
@@ -1,12 +1,3 @@
-CREATE TABLE IF NOT EXISTS `copies` (
-    `id` INTEGER PRIMARY KEY AUTOINCREMENT,
-    `collection` TEXT NOT NULL DEFAULT 'Default',
-    `scryfall_id` TEXT,
-    `isFoil` INTEGER NOT NULL DEFAULT 0,
-    `language` TEXT,
-    `condition` TEXT
-);
-
 CREATE TABLE IF NOT EXISTS `cards` (
     `scryfall_id` TEXT PRIMARY KEY,
     `name` TEXT NOT NULL,
@@ -24,6 +15,20 @@ CREATE TABLE IF NOT EXISTS `cards` (
     `oracle_text` TEXT
 );
 
+CREATE INDEX `cards_name` ON `cards`(`name` COLLATE nocase);
+CREATE INDEX `cards_rarity` ON `cards`(`rarity`);
+CREATE INDEX `cards_color_identity` ON `cards`(`color_identity`);
+
+CREATE TABLE IF NOT EXISTS `copies` (
+    `id` INTEGER PRIMARY KEY AUTOINCREMENT,
+    `collection` TEXT NOT NULL DEFAULT 'Default',
+    `scryfall_id` TEXT,
+    `isFoil` INTEGER NOT NULL DEFAULT 0,
+    `language` TEXT,
+    `condition` TEXT,
+    FOREIGN KEY (`scryfall_id`) REFERENCES `cards`(`scryfall_id`)
+);
+
 CREATE TABLE IF NOT EXISTS `card_prices` (
     `scryfall_id` TEXT,
     `date` TEXT,
@@ -32,7 +37,8 @@ CREATE TABLE IF NOT EXISTS `card_prices` (
     `eur` TEXT, -- Decimal value
     `eur_foil` TEXT, -- Decimal value
     `tix` TEXT, -- Decimal value
-    PRIMARY KEY (`scryfall_id`, `date`)
+    PRIMARY KEY (`scryfall_id`, `date`),
+    FOREIGN KEY (`scryfall_id`) REFERENCES `cards`(`scryfall_id`)
 );
 
 CREATE TABLE IF NOT EXISTS `sets` (