hcq/oceanbase
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

[to #54988775]alloc result for each prepare in prexecute

Browse Source
This commit is contained in:
LiuYoung00
2024-02-19 10:41:52 +00:00
committed by ob-robot
parent 931d3c8bd4
commit 79a142081d
5 changed files with 26 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/sql/optimizer/ob_dynamic_sampling.h
View File

@ -199,7 +199,6 @@ static T *copy_ds_stat_item(ObIAllocator &allocator, const T &src)
const int64_t OB_DS_BASIC_SAMPLE_MICRO_CNT = 32;
const int64_t OB_DS_MAX_FILTER_EXPR_COUNT = 10000;
const int64_t OB_DS_MIN_QUERY_TIMEOUT = 1000;//Dynamic sampling requires a minimum timeout of 1ms.
//const int64_t OB_OPT_DS_ADAPTIVE_SAMPLE_MICRO_CNT = 200;
//const int64_t OB_OPT_DS_MAX_TIMES = 7;
@ -367,7 +366,8 @@ public:
uint64_t index_id,
const ObIArray<ObDSResultItem> &ds_result_items);
static int64_t get_dynamic_sampling_max_timeout(ObOptimizerContext &ctx);
static int get_dynamic_sampling_max_timeout(ObOptimizerContext &ctx,
int64_t &max_ds_timeout);
static int add_failed_ds_table_list(const uint64_t table_id,
const common::ObIArray<int64_t> &used_part_id,