Fix PG::UniqueViolation external_email migrationsh-fix-email-provider-take2

Missing parens prevented this migration from working in some cases.

Closes #38246

1 files changed, 1 insertions, 1 deletions

diff --git a/db/post_migrate/20170828170502_post_deploy_migrate_user_external_mail_data.rb b/db/post_migrate/20170828170502_post_deploy_migrate_user_external_mail_data.rb
index a475b242921..fd1437b07f5 100644
--- a/db/post_migrate/20170828170502_post_deploy_migrate_user_external_mail_data.rb
+++ b/db/post_migrate/20170828170502_post_deploy_migrate_user_external_mail_data.rb
@@ -33,7 +33,7 @@ class PostDeployMigrateUserExternalMailData < ActiveRecord::Migration
           SELECT true
           FROM user_synced_attributes_metadata
           WHERE user_id = users.id
-          AND provider = users.email_provider OR (provider IS NULL AND users.email_provider IS NULL)
+          AND (provider = users.email_provider OR (provider IS NULL AND users.email_provider IS NULL))
         )
         AND id BETWEEN #{start_id} AND #{end_id}
       EOF