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MWL#121-125 DS-MRR improvements

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- Address review feedback: change return type of RANGE_SEQ_IF::next()
This commit is contained in:
Sergey Petrunya 2010-12-13 20:01:32 +03:00
commit eafc4bef33
5 changed files with 21 additions and 24 deletions
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8
sql/opt_range_mrr.cc
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@ -116,11 +116,11 @@ static void step_down_to(SEL_ARG_RANGE_SEQ *arg, SEL_ARG *key_tree)
- max_key_part
RETURN
0 Ok
1 No more ranges in the sequence
FALSE Ok
TRUE No more ranges in the sequence
*/
uint sel_arg_range_seq_next(range_seq_t rseq, KEY_MULTI_RANGE *range)
bool sel_arg_range_seq_next(range_seq_t rseq, KEY_MULTI_RANGE *range)
{
SEL_ARG *key_tree;
SEL_ARG_RANGE_SEQ *seq= (SEL_ARG_RANGE_SEQ*)rseq;
@ -314,7 +314,7 @@ range_seq_t quick_range_seq_init(void *init_param, uint n_ranges, uint flags)
1 No more ranges in the sequence
*/
uint quick_range_seq_next(range_seq_t rseq, KEY_MULTI_RANGE *range)
bool quick_range_seq_next(range_seq_t rseq, KEY_MULTI_RANGE *range)
{
QUICK_RANGE_SEQ_CTX *ctx= (QUICK_RANGE_SEQ_CTX*)rseq;