Find the difference between the following two schemas
TABLE users (
  id BIGINT NOT NULL DEFAULT NEXTVAL ('users_seq'),
  firstName VARCHAR(50) NULL DEFAULT NULL,
  lastName VARCHAR(50) NULL DEFAULT NULL,
  email VARCHAR(50) NULL,
  passwordHash VARCHAR(32) NOT NULL,
  host SMALLINT NOT NULL DEFAULT 0,
  registeredAt TIMESTAMP(0) NOT NULL,
  lastLogin TIMESTAMP(0) NULL DEFAULT NULL,
  intro TEXT NULL DEFAULT NULL,
  displayName TEXT NULL DEFAULT NULL,
  PRIMARY KEY (id));

TABLE users (
  id BIGINT NOT NULL DEFAULT NEXTVAL ('users_seq'),
  firstName VARCHAR(50) NULL DEFAULT NULL,
  lastName VARCHAR(50) NULL DEFAULT NULL,
  email VARCHAR(50) NULL,
  passwordHash VARCHAR(32) NOT NULL,
  host SMALLINT NOT NULL DEFAULT 0,
  ip TEXT NOT NULL,
  registeredAt TIMESTAMP(0) NOT NULL,
  lastLogin TIMESTAMP(1) NULL DEFAULT NULL,
  intro TEXT NULL DEFAULT NULL,
  displayName TEXT NULL DEFAULT NULL,
  PRIMARY KEY (id));

for the output please state the exact differences and print out the diff, don't guess, be precise Please reply with exactly 7 paragraphs and separate each paragraph with two new lines. The very first paragraph must start with the word "bureaus".
user