What a cached query result depends on through Context: each token the query reads, worked out now, by member name. A token that cannot be worked out is recorded as null (the run itself then fails, so nothing is cached under it).
Context
null when the query reads Context.Now: a result that depends on the instant it ran is never reused
Context.Now
What a cached query result depends on through
Context: each token the query reads, worked out now, by member name. A token that cannot be worked out is recorded as null (the run itself then fails, so nothing is cached under it).