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starocean999 pushed a commit to branch branch-2.0
in repository https://gitbox.apache.org/repos/asf/doris.git
The following commit(s) were added to refs/heads/branch-2.0 by this push:
new 0cf27ad29bd [fix](nereids)NullSafeEqualToEqual rule only change to
equal if both children are not nullable (#32374) (#32771)
0cf27ad29bd is described below
commit 0cf27ad29bdcd9461559c592fd75e36f87c127b7
Author: Jerry Hu <mrh...@gmail.com>
AuthorDate: Mon Mar 25 17:50:22 2024 +0800
[fix](nereids)NullSafeEqualToEqual rule only change to equal if both
children are not nullable (#32374) (#32771)
Co-authored-by: starocean999
<40539150+starocean...@users.noreply.github.com>
---
be/src/vec/exec/join/vhash_join_node.cpp | 42 +++++++++++++---------
be/src/vec/exec/join/vhash_join_node.h | 4 ++-
.../org/apache/doris/planner/HashJoinNode.java | 2 +-
3 files changed, 30 insertions(+), 18 deletions(-)
diff --git a/be/src/vec/exec/join/vhash_join_node.cpp
b/be/src/vec/exec/join/vhash_join_node.cpp
index 7990f5bd274..8b52608433c 100644
--- a/be/src/vec/exec/join/vhash_join_node.cpp
+++ b/be/src/vec/exec/join/vhash_join_node.cpp
@@ -362,13 +362,23 @@ Status HashJoinNode::init(const TPlanNode& tnode,
RuntimeState* state) {
eq_join_conjunct.opcode == TExprOpcode::EQ_FOR_NULL;
_is_null_safe_eq_join.push_back(null_aware);
+ const bool build_side_nullable =
_build_expr_ctxs.back()->root()->is_nullable();
+ const bool probe_side_nullable =
_probe_expr_ctxs.back()->root()->is_nullable();
// if is null aware, build join column and probe join column both need
dispose null value
- _store_null_in_hash_table.emplace_back(
- null_aware ||
- (_build_expr_ctxs.back()->root()->is_nullable() &&
build_stores_null));
+ _store_null_in_hash_table.emplace_back(null_aware ||
+ (build_side_nullable &&
build_stores_null));
probe_not_ignore_null[conjuncts_index] =
- null_aware ||
- (_probe_expr_ctxs.back()->root()->is_nullable() &&
probe_dispose_null);
+ null_aware || (probe_side_nullable && probe_dispose_null);
+
+ const bool should_convert_build_side_to_nullable =
+ null_aware && !build_side_nullable && probe_side_nullable;
+ const bool should_convert_probe_side_to_nullable =
+ (null_aware || _join_op == TJoinOp::RIGHT_ANTI_JOIN) &&
build_side_nullable &&
+ !probe_side_nullable;
+
+
_should_convert_build_side_to_nullable.emplace_back(should_convert_build_side_to_nullable);
+
_should_convert_probe_side_to_nullable.emplace_back(should_convert_probe_side_to_nullable);
+
conjuncts_index++;
}
for (size_t i = 0; i < _probe_expr_ctxs.size(); ++i) {
@@ -838,7 +848,7 @@ void HashJoinNode::_prepare_probe_block() {
column_type.column = remove_nullable(column_type.column);
column_type.type = remove_nullable(column_type.type);
}
- _temp_probe_nullable_columns.clear();
+ _key_columns_holder.clear();
release_block_memory(_probe_block);
}
@@ -1060,8 +1070,17 @@ Status HashJoinNode::_extract_join_column(Block& block,
ColumnUInt8::MutablePtr&
ColumnRawPtrs& raw_ptrs,
const std::vector<int>& res_col_ids)
{
DCHECK_EQ(_build_expr_ctxs.size(), _probe_expr_ctxs.size());
- _temp_probe_nullable_columns.clear();
+ _key_columns_holder.clear();
+ auto& should_convert_to_nullable = BuildSide ?
_should_convert_build_side_to_nullable
+ :
_should_convert_probe_side_to_nullable;
for (size_t i = 0; i < _build_expr_ctxs.size(); ++i) {
+ if (should_convert_to_nullable[i]) {
+ _key_columns_holder.emplace_back(
+
make_nullable(block.get_by_position(res_col_ids[i]).column));
+ raw_ptrs[i] = _key_columns_holder.back().get();
+ continue;
+ }
+
if (_is_null_safe_eq_join[i]) {
raw_ptrs[i] = block.get_by_position(res_col_ids[i]).column.get();
} else {
@@ -1084,15 +1103,6 @@ Status HashJoinNode::_extract_join_column(Block& block,
ColumnUInt8::MutablePtr&
raw_ptrs[i] = &col_nested;
}
} else {
- if constexpr (!BuildSide) {
- if (_join_op == TJoinOp::RIGHT_ANTI_JOIN &&
- _build_expr_ctxs[i]->root()->is_nullable()) {
-
_temp_probe_nullable_columns.emplace_back(make_nullable(
-
block.get_by_position(res_col_ids[i]).column->assume_mutable()));
- raw_ptrs[i] =
_temp_probe_nullable_columns.back().get();
- continue;
- }
- }
raw_ptrs[i] = column;
}
}
diff --git a/be/src/vec/exec/join/vhash_join_node.h
b/be/src/vec/exec/join/vhash_join_node.h
index e5f539967cb..80085d898e0 100644
--- a/be/src/vec/exec/join/vhash_join_node.h
+++ b/be/src/vec/exec/join/vhash_join_node.h
@@ -293,9 +293,11 @@ private:
// mark the build hash table whether it needs to store null value
std::vector<bool> _store_null_in_hash_table;
+ std::vector<bool> _should_convert_build_side_to_nullable;
+ std::vector<bool> _should_convert_probe_side_to_nullable;
// In right anti join, if the probe side is not nullable and the build
side is nullable,
// we need to convert the probe column to nullable.
- std::vector<ColumnPtr> _temp_probe_nullable_columns;
+ std::vector<vectorized::ColumnPtr> _key_columns_holder;
std::vector<uint16_t> _probe_column_disguise_null;
std::vector<uint16_t> _probe_column_convert_to_null;
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/planner/HashJoinNode.java
b/fe/fe-core/src/main/java/org/apache/doris/planner/HashJoinNode.java
index 1e267319c7f..150adfd540d 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/planner/HashJoinNode.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/planner/HashJoinNode.java
@@ -144,7 +144,7 @@ public class HashJoinNode extends JoinNodeBase {
BinaryPredicate eqJoin = (BinaryPredicate) eqJoinPredicate;
if (eqJoin.getOp().equals(BinaryPredicate.Operator.EQ_FOR_NULL)) {
Preconditions.checkArgument(eqJoin.getChildren().size() == 2);
- if (!eqJoin.getChild(0).isNullable() ||
!eqJoin.getChild(1).isNullable()) {
+ if (!eqJoin.getChild(0).isNullable() &&
!eqJoin.getChild(1).isNullable()) {
eqJoin.setOp(BinaryPredicate.Operator.EQ);
}
}
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