Content fingerprint of every model in a surface table

Content fingerprint of every model in a surface table

Usage

content_hashes(con, from, by, cols = c("cell_id", "val"))

Arguments

con

open DuckDB connection

from

table name or read_parquet(...) expression

by

grouping column — the per-release model id

cols

payload columns (default c("cell_id","val"); v1-v7 use "value")

Value

a data frame with by, n and a 16-char content_hash