Executes the read-only SELECT cell_id, value, n produced by
obis_h3t_sql(), obis_eov_sql() or obis_spue_sql() with the {{res}}
placeholder bound to one resolution, and returns the cells keyed on the hex
string (H3 BIGINT ids exceed R's double precision, so never carry them as
numbers in R).
Arguments
- con
connection from
obis_store_connect().- sql
tile SQL containing
{{res}}(or already resolved).- res
H3 resolution to bind (1-7).
- res_placeholder
the placeholder string in
sql.