Method iterator

src/java/simpledb/index/BTreeFile.java:1302–1304

Get an iterator for all tuples in this B+ tree file in sorted order. This method will acquire a read lock on the affected pages of the file, and may block until the lock can be acquired. @param tid - the transaction id @return an iterator for all the tuples in this file

(TransactionId tid)

	 * @return an iterator for all the tuples in this file
	 */
	public DbFileIterator iterator(TransactionId tid) {
		return new BTreeFileIterator(this, tid);
	}

}