text: CREATE TABLE sys_user (
    user_id       SERIAL,
    user_name     VARCHAR(32) NOT NULL,
    full_name     VARCHAR(128) NOT NULL,
  
    pw            CHAR(60), -- bcrypt hash
  
    CONSTRAINT sys_user_pk PRIMARY KEY (user_id),
    CONSTRAINT sys_user_uq_un UNIQUE (user_name)
  );
  
  ALTER TABLE sys_user OWNER TO ledgerdb;
  