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EXPLAIN FORMAT=JSON: produce used_key_parts, JSON-ish output for index_merge.

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This commit is contained in:
Sergei Petrunia
2014-08-14 01:12:05 +04:00
parent a9d43d70f5
commit 041e03e251
6 changed files with 274 additions and 47 deletions
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4
sql/opt_range.cc
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@@ -12105,7 +12105,7 @@ Explain_quick_select* QUICK_RANGE_SELECT::get_explain(MEM_ROOT *alloc)
{
Explain_quick_select *res;
if ((res= new (alloc) Explain_quick_select(QS_TYPE_RANGE)))
res->range.set(alloc, head->key_info[index].name, max_used_key_length);
res->range.set(alloc, &head->key_info[index], max_used_key_length);
return res;
}
@@ -12114,7 +12114,7 @@ Explain_quick_select* QUICK_GROUP_MIN_MAX_SELECT::get_explain(MEM_ROOT *alloc)
{
Explain_quick_select *res;
if ((res= new (alloc) Explain_quick_select(QS_TYPE_GROUP_MIN_MAX)))
res->range.set(alloc, head->key_info[index].name, max_used_key_length);
res->range.set(alloc, &head->key_info[index], max_used_key_length);
return res;
}