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Century (Roman Numeral)

Type Registry

Century (Roman Numeral)

datetime.component.century

Century as a Roman numeral. Niche format found in historical data, library cataloging, and academic texts.

Domain datetime›component
Casts to VARCHAR
Scope broad_characters

Try it

CLI 
$ finetype infer -i "XIX"
→ datetime.component.century

DuckDB

Detect 
SELECT finetype('XIX');
-- → 'datetime.component.century'
Cast expression 
{col}
Safe cast pipeline 
-- Normalise and cast in one step
SELECT TRY_CAST(finetype_cast(my_column) AS VARCHAR) AS clean_value
FROM my_table
WHERE finetype(my_column) = 'datetime.component.century';

JSON Schema

finetype schema datetime.component.century 
{
  "$id": "https://noon.sh/schemas/datetime.component.century",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "description": "Century as a Roman numeral. Niche format found in historical data, library cataloging, and academic texts.",
  "enum": [
    "I",
    "II",
    "III",
    "IV",
    "V",
    "VI",
    "VII",
    "VIII",
    "IX",
    "X",
    "XI",
    "XII",
    "XIII",
    "XIV",
    "XV",
    "XVI",
    "XVII",
    "XVIII",
    "XIX",
    "XX",
    "XXI"
  ],
  "examples": [
    "XIX",
    "XX",
    "XXI"
  ],
  "title": "Century (Roman Numeral)",
  "type": "string"
}

Examples

XIXXXXXI

Types in datetime