w_rc_t table_man_t<T>::print_table(ostream& os, int num_lines)
{
table_row_t* row = get_tuple();
rep_row_t rep(ts());
rep_row_t repkey(ts());
rep.set(table()->maxsize());
repkey.set(table()->maxsize());
row->_rep = &rep;
row->_rep_key = &repkey;
table_scan_iter_impl<T> scanner(this);
scanner.open_scan();
bool eof = false;
size_t i = 0;
while (true) {
scanner.next(eof, *row);
if (eof) break;
if (num_lines > 0 && i++ > num_lines) break;
row->print_values(os);
}
give_tuple(row);
return RCOK;
}
w_rc_t table_man_t<T>::print_index(unsigned ind, ostream& os,
int num_lines, bool need_tuple)
{
table_row_t* row = get_tuple();
rep_row_t rep(ts());
rep_row_t repkey(ts());
rep.set(table()->maxsize());
repkey.set(table()->maxsize());
row->_rep = &rep;
row->_rep_key = &repkey;
index_desc_t* pindex = table()->get_indexes()[ind];
w_assert0(pindex);
index_scan_iter_impl<T> scanner(pindex, this, need_tuple);
scanner.open_scan();
bool eof = false;
size_t i = 0;
while (true) {
scanner.next(eof, *row);
if (eof) break;
if (num_lines > 0 && i++ > num_lines) break;
row->print_values(os);
}
give_tuple(row);
return RCOK;
}
w_rc_t table_man_t<T>::fetch_table(ss_m* db, lock_mode_t /* alm */)
{
assert (db);
assert (_ptable);
bool eof = false;
int counter = -1;
table_row_t* tuple = get_tuple();
rep_row_t areprow(ts());
rep_row_t areprow_key(ts());
areprow.set(_ptable->maxsize());
areprow_key.set(_ptable->maxsize());
tuple->_rep = &areprow;
tuple->_rep_key = &areprow_key;
W_DO(db->begin_xct());
// 1. scan the table
table_scan_iter_impl<T> t_scan(this);
while(!eof) {
W_DO(t_scan.next(eof, *tuple));
counter++;
}
TRACE( TRACE_ALWAYS, "%s:%d pages\n", _ptable->name(), counter);
// 2. scan the indexes
for (auto index : _ptable->get_indexes()) {
index_scan_iter_impl<T> i_scan(index, this);
eof = false;
counter = -1;
while(!eof) {
W_DO(i_scan.next(eof, *tuple));
counter++;
}
TRACE( TRACE_ALWAYS, "\t%s:%d pages\n", index->name().c_str(), counter);
}
W_DO(db->commit_xct());
give_tuple(tuple);
return RCOK;
}
