Method numPages

src/java/simpledb/storage/HeapFile.java:121–124

Returns the number of pages in this HeapFile.

()

     * Returns the number of pages in this HeapFile.
     */
    public int numPages() {
        // some code goes here
        return (int)file.length()/BufferPool.getPageSize();
    }

    // see DbFile.java for javadocs
    public List<Page> insertTuple(TransactionId tid, Tuple t)