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Code cleanup

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This commit is contained in:
Sergey Petrunya
2010-10-04 10:31:40 +04:00
parent d4f2e7a9a9
commit ac8a79b944
2 changed files with 2 additions and 14 deletions
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14
sql/multi_range_read.cc
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@ -373,7 +373,6 @@ int DsMrr_impl::dsmrr_init(handler *h_arg, RANGE_SEQ_IF *seq_funcs,
if (do_sort_keys)
{
know_key_tuple_params= FALSE;
//in_index_range= FALSE;
h->mrr_iter= seq_funcs->init(seq_init_param, n_ranges, mode);
h->mrr_funcs= *seq_funcs;
keyno= (h->inited == handler::INDEX)? h->active_index : h2->active_index;
@ -771,7 +770,6 @@ void DsMrr_impl::dsmrr_fill_key_buffer()
*/
rowid_buffer.set_buffer_space(full_buf, rowid_buffer_end);
key_buffer= &backward_key_buf;
//identical_key_it= &backward_key_it;
key_buffer->set_buffer_space(rowid_buffer_end, full_buf_end);
}
key_buffer->reset();
@ -815,9 +813,6 @@ void DsMrr_impl::dsmrr_fill_key_buffer()
is_mrr_assoc? (uchar**)&cur_range_info: NULL,
sizeof(void*));
//last_identical_key_ptr= NULL;
//in_identical_keys_range= FALSE;
//index_scan_state= GET_NEXT_RANGE;
scanning_key_val_iter= FALSE;
index_scan_eof= FALSE;
@ -857,7 +852,6 @@ bool Key_value_records_iterator::init(DsMrr_impl *dsmrr_arg)
dsmrr->cur_index_tuple= *((uchar**)dsmrr->cur_index_tuple);
/* Check out how many more identical keys are following */
//char *save_cur_range_info= cur_range_info;
uchar *save_cur_index_tuple= dsmrr->cur_index_tuple;
while (!identical_key_it.read())
{
@ -867,7 +861,6 @@ bool Key_value_records_iterator::init(DsMrr_impl *dsmrr_arg)
}
identical_key_it.init(dsmrr->key_buffer);
dsmrr->cur_index_tuple= save_cur_index_tuple;
//cur_range_info= save_cur_range_info;
res= file->ha_index_read_map(dsmrr->table->record[0],
dsmrr->cur_index_tuple,
dsmrr->key_tuple_map,
@ -918,8 +911,6 @@ void Key_value_records_iterator::close()
(dsmrr->cur_index_tuple != last_identical_key_ptr)) {}
}
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
/**
DS-MRR/CPK: multi_range_read_next() function
@ -941,10 +932,10 @@ void Key_value_records_iterator::close()
@retval HA_ERR_END_OF_FILE End of records
@retval Other Some other error
*/
int DsMrr_impl::dsmrr_next_from_index(char **range_info_arg)
{
DBUG_ENTER("DsMrr_impl::dsmrr_next_from_index");
//handler *file= do_rndpos_scan? h2: h;
while (1)
{
@ -963,7 +954,6 @@ int DsMrr_impl::dsmrr_next_from_index(char **range_info_arg)
{
while (kv_it.init(this))
{
/* Failed to initialize iterator */
if (key_buffer->is_empty())
{
if (dsmrr_eof)
@ -986,7 +976,6 @@ int DsMrr_impl::dsmrr_next_from_index(char **range_info_arg)
}
}
}
/* if we got here, it means iterator was successfully initialized */
scanning_key_val_iter= TRUE;
}
@ -1006,6 +995,7 @@ int DsMrr_impl::dsmrr_next_from_index(char **range_info_arg)
DBUG_RETURN(0);
}
/**
DS-MRR implementation: multi_range_read_next() function.