persistence/sql/migrations/20190400000003000000_oauth2.up.sql
CREATE TABLE IF NOT EXISTS hydra_oauth2_pkce (
signature varchar(255) NOT NULL PRIMARY KEY,
request_id varchar(255) NOT NULL,
requested_at timestamp NOT NULL DEFAULT now(),
client_id text NOT NULL,
scope text NOT NULL,
granted_scope text NOT NULL,
form_data text NOT NULL,
session_data text NOT NULL,
subject varchar(255) NOT NULL
);