Use if_not_exists instead of table_exists?

rails · Dec 8, 2021 · 8b6342e · 8b6342e
1 parent 6172f54
commit 8b6342e
Showing 1 changed file with 6 additions and 8 deletions.
diff --git a/activestorage/db/update_migrate/20191206030411_create_active_storage_variant_records.rb b/activestorage/db/update_migrate/20191206030411_create_active_storage_variant_records.rb
@@ -1,14 +1,12 @@
 class CreateActiveStorageVariantRecords < ActiveRecord::Migration[6.0]
   def change
-    unless table_exists?(:active_storage_variant_records)
-      # Use Active Record's configured type for primary key
-      create_table :active_storage_variant_records, id: primary_key_type do |t|
-        t.belongs_to :blob, null: false, index: false, type: blobs_primary_key_type
-        t.string :variation_digest, null: false
+    # Use Active Record's configured type for primary key
+    create_table :active_storage_variant_records, id: primary_key_type, if_not_exists: true do |t|
+      t.belongs_to :blob, null: false, index: false, type: blobs_primary_key_type
+      t.string :variation_digest, null: false
 
-        t.index %i[ blob_id variation_digest ], name: "index_active_storage_variant_records_uniqueness", unique: true
-        t.foreign_key :active_storage_blobs, column: :blob_id
-      end
+      t.index %i[ blob_id variation_digest ], name: "index_active_storage_variant_records_uniqueness", unique: true
+      t.foreign_key :active_storage_blobs, column: :blob_id
     end
   end