#2670 script to delete unused age range data

data-serving/scripts/setup-db/manual-migration-helpers/batch_delete_age_ranges.js

@@ -0,0 +1,10 @@
+/**
+ * This script deletes the externally-specified age range information from any case that has it,
+ * so that the only information about the age for a case is the bucketed age ranges.
+ * Run this after ../migrations/20220506100633-remove-age-range.js to remove the (now unused,
+ * and unexpected for validation) stale data.
+ */
+
+print(new Date() + "Deleting old age ranges");
+db.cases.updateMany({ 'demographics.ageRange': { $exists: true }}, { $unset: { 'demographics.ageRange': 0 }});
+print(new Date() + "Done");