Start with the competition level
The organiser describes Final 8, Qualifiers, World Groups I and II, and regional groups. These are connected levels of one competition rather than interchangeable names for the final stage. A national team can appear in a promotion or relegation contest without competing for that year’s world title at the Final 8.
For an archive, save the year, level, nations and host location. A familiar player name is not sufficient: the player may also have individual-tour results, and one national pairing can recur in different editions with a different surface or format.
Count matches within the tie
The official format page describes one-location events such as the Final 8 as three-match ties, comprising two singles and one doubles. Home-or-away ties use a five-match structure over two days, with two singles on the first day and doubles followed by reverse singles on the second.
The team score is consequently not the set score of the match currently on court. If a graphic shows a nation leading the tie while its player is losing a set, those facts can both be correct. Record which scoreboard level you are reading before interpreting the outcome.
Know whether a match can still decide the tie
The format explanation distinguishes live matches, which can contribute to deciding the tie, from matches played after the team outcome is settled. Older commentary may call individual matches rubbers and post-decision contests dead rubbers. Those terms describe sporting context rather than internet stream status.
Use the actual session order and final match record when selecting a replay. A long programme can contain several matches and breaks, while a highlight may cover only one part. No viewing entitlement, complete replay or fixed programme duration follows merely from the competition name.