nto table b 
                until Session 2 either commits or aborts, thus freeing the lock it has on table b.
                </p>
        <p>
            When you begin your transaction with <code class="literal">BEGIN EXCLUSIVE</code>, the session is 
            never aborted due to deadlock or lock contention with another transaction.
            Non-exclusive transactions are allowed to execute concurrently with the exclusive
			transaction, but the non-exclusive transactions will have their locks
		