1 files changed, 23 insertions, 0 deletions
diff --git a/db/post_migrate/20200406193427_add_index_to_issues_health_status.rb b/db/post_migrate/20200406193427_add_index_to_issues_health_status.rb
new file mode 100644
index 00000000000..83baf5b6d75
--- /dev/null
+++ b/db/post_migrate/20200406193427_add_index_to_issues_health_status.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+class AddIndexToIssuesHealthStatus < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  INDEX_NAME = 'idx_issues_on_health_status_not_null'
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index(
+      :issues,
+      :health_status,
+      where: 'health_status IS NOT NULL',
+      name: INDEX_NAME
+    )
+  end
+
+  def down
+    remove_concurrent_index_by_name(:issues, INDEX_NAME)
+  end
+end