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[CP] pruning false range index in skyline pruning

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This commit is contained in:
xianyu-w
2024-01-09 08:23:00 +00:00
committed by ob-robot
parent 2863e5bdfd
commit df0c075ed8
11 changed files with 1396 additions and 27 deletions
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36
src/sql/ob_optimizer_trace_impl.cpp
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@ -31,6 +31,7 @@
#include "lib/file/file_directory_utils.h"
#include "sql/session/ob_sql_session_info.h"
#include "sql/optimizer/ob_dynamic_sampling.h"
#include "sql/optimizer/ob_skyline_prunning.h"
using namespace oceanbase::common;
using namespace oceanbase::share;
@ -830,6 +831,41 @@ int ObOptimizerTraceImpl::append(const ObDSResultItem &ds_result)
return ret;
}
int ObOptimizerTraceImpl::append(const ObSkylineDim &dim)
{
int ret = OB_SUCCESS;
switch (dim.get_dim_type()) {
case ObSkylineDim::INDEX_BACK: {
const ObIndexBackDim &index_dim = static_cast<const ObIndexBackDim &>(dim);
append("[index back dim] need index back:", index_dim.need_index_back_);
append(", has interesting order:", index_dim.has_interesting_order_);
append(", can extract range:", index_dim.can_extract_range_);
append(", filter columns:", common::ObArrayWrap<uint64_t>(index_dim.filter_column_ids_, index_dim.filter_column_cnt_));
break;
}
case ObSkylineDim::INTERESTING_ORDER: {
const ObInterestOrderDim &order_dim = static_cast<const ObInterestOrderDim &>(dim);
append("[intersting order dim] is interesting order:", order_dim.is_interesting_order_);
append(", need index back:", order_dim.need_index_back_);
append(", can extract range:", order_dim.can_extract_range_);
append(", column ids:", common::ObArrayWrap<uint64_t>(order_dim.column_ids_, order_dim.column_cnt_));
append(", filter columns:", common::ObArrayWrap<uint64_t>(order_dim.filter_column_ids_, order_dim.filter_column_cnt_));
break;
}
case ObSkylineDim::QUERY_RANGE: {
const ObQueryRangeDim &range_dim = static_cast<const ObQueryRangeDim &>(dim);
append("[query range dim] contain false range:", range_dim.contain_always_false_);
append(", rowkey ids:", common::ObArrayWrap<uint64_t>(range_dim.column_ids_, range_dim.column_cnt_));
break;
}
default: {
append("unknown dim");
break;
}
}
return ret;
}
int ObOptimizerTraceImpl::trace_env()
{
int ret = OB_SUCCESS;