Error with CI 3.1.2

I think I came across the same issue with update_batch. See https://github.com/bcit-ci/CodeIgniter/issues/4892

Hey THANK YOU! Made this change and it fixed the problem. Not sure if there are any other repercussions of this but I'm going to fly with it for now. For anyone else that runs across this:

system > database > DB_query_builder line 1918 change

Code:

            if ($this->query($this->_update_batch($this->protect_identifiers($table, TRUE, NULL, FALSE), array_slice($this->qb_set, $i, $batch_size), $index)))

to

Code:

            if ($this->query($this->_update_batch($this->protect_identifiers($table, TRUE, NULL, FALSE), array_slice($this->qb_set, $i, $batch_size), $this->protect_identifiers($index))))