Relative date redaction: replace each detected date with a date expressed

Source: 21-date-relative.phisql

PhiSQL

-- Relative date redaction: replace each detected date with a date expressed
-- relative to the current date. RELATIVE is a date-only strategy (like SHIFT
-- and TRUNCATE_TO_YEAR) and takes no arguments.
-- Compiles to 21-date-relative.json.

POLICY date_relative;

REDACT DATE WITH RELATIVE;

Compiles to

{
  "identifiers" : {
    "date" : {
      "dateFilterStrategies" : [ {
        "strategy" : "RELATIVE"
      } ]
    }
  }
}