I am working on migrating from ES 1.7 to 7.4. There is one issue I picked up that is related to sorting.
In ES 1.7, if returned documents share same
_score, the results are seems to be ordered randomly. Whilst ES 7.4 would sort by
Could any ES developer help confirm what is the rule that ES 1.7.x uses to sort in this case? Much thanks in advance.