Coverage push + 5 bug fixes — group/query/cmp/agg#208

Merged

singaraiona merged 8 commits into

tests/coverage-next-round

May 20, 2026

Commits on May 19, 2026

test: RFL coverage push — count_distinct + expr typed fast + idiom-in-query + serde roundtrip + traverse weighted

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fix(agg): (min|max SYM_vec) returns a SYM atom, not the raw i64 id

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fix(query): apply idiom rewrites in select-by aggregator slot

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fix(query): materialise lazy per-group cells before LIST storage

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test: RFL coverage push — reprobe stress + graph algos + temporal casts + LIKE shapes + WHERE-AND chains

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fix(cmp): single-arg and/or is identity, not arity error — (and X) == X

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test: RFL coverage push — temporal/expr/strlen-partitioned/string-manip/holistic-aggs

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fix(query): `dev` in select-by maps to OP_STDDEV_POP, not OP_STDDEV

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