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Use existing statistics test to improve coverage for JSON statistics

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Signed-off-by: Michael Okoko <okokomichaels@outlook.com>
This commit is contained in:
Michael Okoko
2021-08-22 15:37:14 +01:00
committed by Sergei Petrunia
parent 3692adebd4
commit 058a90e6f5
6 changed files with 2386 additions and 366 deletions
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3
sql/sql_statistics.cc
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@@ -1992,6 +1992,7 @@ public:
class Histogram_builder_json : public Histogram_builder
{
std::vector<std::string> bucket_bounds;
bool got_first_value = false;
public:
Histogram_builder_json(Field *col, uint col_len, ha_rows rows)
@@ -2021,7 +2022,7 @@ public:
while (curr_bucket != hist_width &&
count > bucket_capacity * (curr_bucket + 1))
{
auto it = bucket_bounds.begin();
it = bucket_bounds.begin();
bucket_bounds.insert(it+curr_bucket, bucket_bounds[curr_bucket-1]);
curr_bucket++;
}