UsagiMap¶

mapping category: vocabulary supports `||` resultSize: N

Maps the input to a concept id using a Usagi map file.

Looks up the input in the named Usagi file and returns the matching concept id(s). If the same key appears multiple times in the Usagi map, all matching output values can be emitted as a multi-sized result.

Parameters¶

1 — file Mandatory — accepts: STRING: The Usagi file name relative to the directory pointed to by the usagi directory clause in the ETL-Engine configuration file.
2 — default Optional — accepts: any: Default value used when no match is found in the Usagi file.

Input type¶

DATE
FLOAT
INT
STRING

Output type¶

INT[]

Requires¶

Allows multi-sized results.

Examples¶

Single-result mapping

UsagiMap("usagi-file.csv")

With default value

UsagiMap("map.csv", 0)

Multi-sized result, unlimited

UsagiMap("multi-sized-map.csv")[]

Multi-sized result, limited to 5

UsagiMap("multi-sized-limited-map.csv")[5]