ALTER TABLE "event_data" RENAME COLUMN "event_date_value" TO "date_value";
ALTER TABLE "event_data" RENAME COLUMN "event_numeric_value" TO "numeric_value";
ALTER TABLE "event_data" RENAME COLUMN "event_string_value" TO "string_value";
ALTER TABLE "event_data" RENAME COLUMN "event_data_type" TO "data_type";