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fix get unexpected error caused by getting invalid dynamic sampling table

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This commit is contained in:
wangt1xiuyi
2024-02-19 10:47:32 +00:00
committed by ob-robot
parent 74c9b0c3bb
commit 2b08f8c0b4
4 changed files with 18 additions and 24 deletions
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4
src/sql/optimizer/ob_dynamic_sampling.h
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@ -199,6 +199,7 @@ 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;
@ -366,8 +367,7 @@ public:
uint64_t index_id,
const ObIArray<ObDSResultItem> &ds_result_items);
static int get_dynamic_sampling_max_timeout(ObOptimizerContext &ctx,
int64_t &max_ds_timeout);
static int64_t get_dynamic_sampling_max_timeout(ObOptimizerContext &ctx);
static int add_failed_ds_table_list(const uint64_t table_id,
const common::ObIArray<int64_t> &used_part_id,