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Merge branch 'bb-11.4-serg' into bb-11.8-serg

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This commit is contained in:
Sergei Golubchik
2025-11-04 13:58:23 +01:00
parent 5ce9a03602 aa6a2e6bf0
commit c21d462e6a
28 changed files with 625 additions and 429 deletions
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16
sql/sql_statistics.h
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@@ -603,10 +603,24 @@ private:
k-component prefixes among them
*/
ulonglong *avg_frequency;
bool stats_were_read;
public:
void init_avg_frequency(ulonglong *ptr)
{
avg_frequency= ptr;
stats_were_read= false;
}
void init_avg_frequency(ulonglong *ptr) { avg_frequency= ptr; }
void mark_stats_as_read() { stats_were_read= true; }
bool has_stats(THD *thd) const
{
if (TEST_NEW_MODE_FLAG(thd, NEW_MODE_FIX_INDEX_STATS_FOR_ALL_NULLS))
return stats_were_read;
else
return get_avg_frequency(0) > 0.5;
}
bool avg_frequency_is_inited() { return avg_frequency != NULL; }