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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/storage/access/ob_table_scan_iterator.cpp
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@ -379,7 +379,8 @@ int ObTableScanIterator::open_iter()
get_table_param_.tablet_iter_,
false /*allow_not_ready*/ ))) {
STORAGE_LOG(WARN, "Fail to read tables", K(ret));
} else if (OB_FAIL(can_retire_to_row_sample(retire_to_row_sample))) {
} else if (!scan_param_->sample_info_.force_block_ &&
OB_FAIL(can_retire_to_row_sample(retire_to_row_sample))) {
STORAGE_LOG(WARN, "Fail to try to retire to row sample", K(ret));
} else if (!retire_to_row_sample) {
if (nullptr == block_sample_iterator_) {