db/post_migrate/20220726225114_remove_tmp_index_group_membership_namespace_id_column.rb


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# frozen_string_literal: true

class RemoveTmpIndexGroupMembershipNamespaceIdColumn < Gitlab::Database::Migration[2.0]
  INDEX_NAME = 'tmp_index_for_namespace_id_migration_on_group_members'

  disable_ddl_transaction!

  def up
    remove_concurrent_index_by_name :members, INDEX_NAME
  end

  def down
    add_concurrent_index :members, :id,
    where: "members.member_namespace_id IS NULL and members.type = 'GroupMember'",
    name: INDEX_NAME
  end
end