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[FEAT MERGE] memtable support dynamic sample

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Co-authored-by: wangt1xiuyi <13547954130@163.com>
This commit is contained in:
ZenoWang
2023-08-17 17:19:49 +08:00
committed by ob-robot
parent 09f80e6a68
commit c550060ac7
33 changed files with 966 additions and 389 deletions
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9
src/sql/optimizer/ob_dynamic_sampling.h
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@ -49,7 +49,6 @@ struct ObDSTableParam
alias_name_(),
is_virtual_table_(false),
ds_level_(ObDynamicSamplingLevel::NO_DYNAMIC_SAMPLING),
est_rowcount_(0),
sample_block_cnt_(0),
max_ds_timeout_(0),
degree_(1),
@ -68,7 +67,6 @@ struct ObDSTableParam
ObString alias_name_;
bool is_virtual_table_;
int64_t ds_level_;
int64_t est_rowcount_;
int64_t sample_block_cnt_;
int64_t max_ds_timeout_;
int64_t degree_;
@ -82,7 +80,6 @@ struct ObDSTableParam
K(alias_name_),
K(is_virtual_table_),
K(ds_level_),
K(est_rowcount_),
K(max_ds_timeout_),
K(degree_),
K(sample_block_cnt_),
@ -217,6 +214,8 @@ public:
partition_list_(),
macro_block_num_(0),
micro_block_num_(0),
sstable_row_count_(0),
memtable_row_count_(0),
sample_block_ratio_(0.0),
seed_(0),
sample_block_(),
@ -271,7 +270,7 @@ private:
int estimte_rowcount(int64_t max_ds_timeout, int64_t degree, bool &throw_ds_error);
int pack(ObSqlString &raw_sql_str);
int gen_select_filed(ObSqlString &select_fields);
int estimate_table_micro_block_count(const ObDSTableParam &param);
int estimate_table_block_count_and_row_count(const ObDSTableParam &param);
int get_all_tablet_id_and_object_id(const ObDSTableParam &param,
ObIArray<ObTabletID> &tablet_ids,
ObIArray<ObObjectID> &partition_ids);
@ -328,6 +327,8 @@ private:
ObString partition_list_;
int64_t macro_block_num_;
int64_t micro_block_num_;
int64_t sstable_row_count_;
int64_t memtable_row_count_;
double sample_block_ratio_;
int64_t seed_;
ObString sample_block_;