Method openHeapFile

src/java/simpledb/common/Utility.java:134–140

Opens a HeapFile and adds it to the catalog. @param cols number of columns in the table. @param f location of the file storing the table. @return the opened table.

(int cols, File f)

     * @return the opened table.
     */
    public static HeapFile openHeapFile(int cols, File f) {
        // create the HeapFile and add it to the catalog
    	TupleDesc td = getTupleDesc(cols);
        HeapFile hf = new HeapFile(f, td);
        Database.getCatalog().addTable(hf, UUID.randomUUID().toString());
        return hf;
    }

    public static HeapFile openHeapFile(int cols, String colPrefix, File f, TupleDesc td) {
        // create the HeapFile and add it to the catalog