rows written per table, and ?unattributed for a write whose target could not be parsed
Optionalshapesdistinct statement shapes and their counts, capped at TALLY_SHAPE_LIMIT
write statements per table, no-ops included (unlike byTable); a router rebuild is a fixed
statement shape, so this reads the number of rebuilds directly where rows cannot.
write counts for one armed window; rows say how expensive, statements say how many times