1 files changed, 29 insertions, 0 deletions
diff --git a/db/migrate/20220708132701_create_vulnerability_merge_request_links.rb b/db/migrate/20220708132701_create_vulnerability_merge_request_links.rb
new file mode 100644
index 00000000000..51fe15bee6e
--- /dev/null
+++ b/db/migrate/20220708132701_create_vulnerability_merge_request_links.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+class CreateVulnerabilityMergeRequestLinks < Gitlab::Database::Migration[2.0]
+  INDEX_NAME = "unique_vuln_merge_request_link_vuln_id_and_mr_id"
+
+  def up
+    create_table :vulnerability_merge_request_links do |t|
+      t.bigint :vulnerability_id, null: false
+      t.integer :merge_request_id, null: false
+
+      t.index :merge_request_id
+      t.timestamps_with_timezone null: false
+    end
+
+    add_index(
+      :vulnerability_merge_request_links,
+      %i[vulnerability_id merge_request_id],
+      unique: true,
+      name: INDEX_NAME
+    )
+  end
+
+  def down
+    drop_table(
+      :vulnerability_merge_request_links,
+      if_exists: true
+    )
+  end
+end