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[FEAT MERGE] implement dynamic sampling

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This commit is contained in:
wangt1xiuyi
2023-04-27 12:15:28 +00:00
committed by ob-robot
parent 56f85c9c76
commit f745b47cbc
86 changed files with 6754 additions and 2282 deletions
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3
src/share/ob_i_tablet_scan.cpp
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@ -23,7 +23,7 @@ namespace common
{
OB_SERIALIZE_MEMBER(ObLimitParam, offset_, limit_);
OB_SERIALIZE_MEMBER(SampleInfo, table_id_, method_, scope_, percent_, seed_);
OB_SERIALIZE_MEMBER(SampleInfo, table_id_, method_, scope_, percent_, seed_, force_block_);
OB_SERIALIZE_MEMBER(ObEstRowCountRecord, table_id_, table_type_, version_range_, logical_row_count_, physical_row_count_);
uint64_t SampleInfo::hash(uint64_t seed) const
@ -32,6 +32,7 @@ uint64_t SampleInfo::hash(uint64_t seed) const
seed = do_hash(method_, seed);
seed = do_hash(scope_, seed);
seed = do_hash(percent_, seed);
seed = do_hash(force_block_, seed);
seed = do_hash(seed_, seed);
return seed;