diff --git a/backend/futures_trade_record/sql/04_create_variety_table.sql b/backend/futures_trade_record/sql/04_create_variety_table.sql
index 8f50acf..5972ba0 100644
--- a/backend/futures_trade_record/sql/04_create_variety_table.sql
+++ b/backend/futures_trade_record/sql/04_create_variety_table.sql
@@ -24,7 +24,6 @@ BEGIN
         CREATE TABLE variety_name ( 
             id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
             name VARCHAR(50) NOT NULL,
-            code VARCHAR(50) NOT NULL,
             deleted BOOLEAN NOT NULL DEFAULT FALSE,
             created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
             updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
@@ -38,4 +37,22 @@ BEGIN
     ELSE
         RAISE NOTICE 'variety_name table already exists';
     END IF;
+
+    IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'variety_code') THEN
+        CREATE TABLE variety_code ( 
+            id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            code VARCHAR(50) NOT NULL,
+            deleted BOOLEAN NOT NULL DEFAULT FALSE,
+            created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
+            updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
+        );
+        CREATE TRIGGER update_variety_code_updated_at
+        BEFORE UPDATE ON "variety_code"
+        FOR EACH ROW
+        EXECUTE FUNCTION update_data_modified_column();
+        
+        RAISE NOTICE 'created variety_code table and trigger';
+    ELSE
+        RAISE NOTICE 'variety_code table already exists';
+    END IF;
 END $$;
\ No newline at end of file