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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,150 @@ | ||
| // Licensed to the LF AI & Data foundation under one | ||
| // or more contributor license agreements. See the NOTICE file | ||
| // distributed with this work for additional information | ||
| // regarding copyright ownership. The ASF licenses this file | ||
| // to you under the Apache License, Version 2.0 (the | ||
| // "License"); you may not use this file except in compliance | ||
| // with the License. You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| #include "NullExpr.h" | ||
| #include <memory> | ||
| #include <utility> | ||
| #include "common/Array.h" | ||
| #include "common/Types.h" | ||
| #include "log/Log.h" | ||
| #include "query/Utils.h" | ||
| namespace milvus { | ||
| namespace exec { | ||
|
|
||
| void | ||
| PhyNullExpr::Eval(EvalCtx& context, VectorPtr& result) { | ||
| auto input = context.get_offset_input(); | ||
| switch (expr_->column_.data_type_) { | ||
| case DataType::BOOL: { | ||
| result = ExecVisitorImpl<bool>(input); | ||
| break; | ||
| } | ||
| case DataType::INT8: { | ||
| result = ExecVisitorImpl<int8_t>(input); | ||
| break; | ||
| } | ||
| case DataType::INT16: { | ||
| result = ExecVisitorImpl<int16_t>(input); | ||
| break; | ||
| } | ||
| case DataType::INT32: { | ||
| result = ExecVisitorImpl<int32_t>(input); | ||
| break; | ||
| } | ||
| case DataType::INT64: { | ||
| result = ExecVisitorImpl<int64_t>(input); | ||
| break; | ||
| } | ||
| case DataType::FLOAT: { | ||
| result = ExecVisitorImpl<float>(input); | ||
| break; | ||
| } | ||
| case DataType::DOUBLE: { | ||
| result = ExecVisitorImpl<double>(input); | ||
| break; | ||
| } | ||
| case DataType::VARCHAR: { | ||
| if (segment_->type() == SegmentType::Growing && | ||
| !storage::MmapManager::GetInstance() | ||
| .GetMmapConfig() | ||
| .growing_enable_mmap) { | ||
| result = ExecVisitorImpl<std::string>(input); | ||
| } else { | ||
| result = ExecVisitorImpl<std::string_view>(input); | ||
| } | ||
| break; | ||
| } | ||
| case DataType::JSON: { | ||
| result = ExecVisitorImpl<Json>(input); | ||
| break; | ||
| } | ||
| case DataType::ARRAY: { | ||
| result = ExecVisitorImpl<ArrayView>(input); | ||
| break; | ||
| } | ||
| default: | ||
| PanicInfo(DataTypeInvalid, | ||
| "unsupported data type: {}", | ||
| expr_->column_.data_type_); | ||
| } | ||
| } | ||
|
|
||
| template <typename T> | ||
| VectorPtr | ||
| PhyNullExpr::ExecVisitorImpl(OffsetVector* input) { | ||
| if (auto res = PreCheckNullable(input)) { | ||
| return res; | ||
| } | ||
| auto valid_res = | ||
| (input != nullptr) | ||
| ? ProcessChunksForValidByOffsets<T>(is_index_mode_, *input) | ||
| : ProcessChunksForValid<T>(is_index_mode_); | ||
| TargetBitmap res = valid_res.clone(); | ||
| if (expr_->op_ == proto::plan::NullExpr_NullOp_IsNull) { | ||
| res.flip(); | ||
| } | ||
| auto res_vec = | ||
| std::make_shared<ColumnVector>(std::move(res), std::move(valid_res)); | ||
| return res_vec; | ||
| } | ||
|
|
||
| // if nullable is false, no need to process chunks | ||
| // res is all false when is null, and is all true when is not null | ||
| ColumnVectorPtr | ||
| PhyNullExpr::PreCheckNullable(OffsetVector* input) { | ||
| if (expr_->column_.nullable_) { | ||
| return nullptr; | ||
| } | ||
|
|
||
| int64_t batch_size; | ||
| if (input != nullptr) { | ||
| batch_size = input->size(); | ||
| } else { | ||
| batch_size = precheck_pos_ + batch_size_ >= active_count_ | ||
| ? active_count_ - precheck_pos_ | ||
| : batch_size_; | ||
| precheck_pos_ += batch_size; | ||
| } | ||
| if (cached_precheck_res_ != nullptr && | ||
| cached_precheck_res_->size() == batch_size) { | ||
| return cached_precheck_res_; | ||
| } | ||
|
|
||
| auto res_vec = std::make_shared<ColumnVector>(TargetBitmap(batch_size), | ||
| TargetBitmap(batch_size)); | ||
| TargetBitmapView res(res_vec->GetRawData(), batch_size); | ||
| TargetBitmapView valid_res(res_vec->GetValidRawData(), batch_size); | ||
| valid_res.set(); | ||
| switch (expr_->op_) { | ||
| case proto::plan::NullExpr_NullOp_IsNull: { | ||
| res.reset(); | ||
| break; | ||
| } | ||
| case proto::plan::NullExpr_NullOp_IsNotNull: { | ||
| res.set(); | ||
| break; | ||
| } | ||
| default: | ||
| PanicInfo(ExprInvalid, | ||
| "unsupported null expr type {}", | ||
| proto::plan::NullExpr_NullOp_Name(expr_->op_)); | ||
| } | ||
| cached_precheck_res_ = res_vec; | ||
| return cached_precheck_res_; | ||
| } | ||
|
|
||
| } //namespace exec | ||
| } // namespace milvus |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| // Licensed to the LF AI & Data foundation under one | ||
| // or more contributor license agreements. See the NOTICE file | ||
| // distributed with this work for additional information | ||
| // regarding copyright ownership. The ASF licenses this file | ||
| // to you under the Apache License, Version 2.0 (the | ||
| // "License"); you may not use this file except in compliance | ||
| // with the License. You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| #pragma once | ||
|
|
||
| #include <fmt/core.h> | ||
|
|
||
| #include "common/EasyAssert.h" | ||
| #include "common/Types.h" | ||
| #include "common/Vector.h" | ||
| #include "exec/expression/Expr.h" | ||
| #include "expr/ITypeExpr.h" | ||
| #include "segcore/SegmentInterface.h" | ||
|
|
||
| namespace milvus { | ||
| namespace exec { | ||
|
|
||
| class PhyNullExpr : public SegmentExpr { | ||
| public: | ||
| PhyNullExpr(const std::vector<std::shared_ptr<Expr>>& input, | ||
| const std::shared_ptr<const milvus::expr::NullExpr>& expr, | ||
| const std::string& name, | ||
| const segcore::SegmentInternalInterface* segment, | ||
| int64_t active_count, | ||
| int64_t batch_size) | ||
| : SegmentExpr(std::move(input), | ||
| name, | ||
| segment, | ||
| expr->column_.field_id_, | ||
| active_count, | ||
| batch_size), | ||
| expr_(expr) { | ||
| } | ||
|
|
||
| void | ||
| Eval(EvalCtx& context, VectorPtr& result) override; | ||
|
|
||
| private: | ||
| ColumnVectorPtr | ||
| PreCheckNullable(OffsetVector* input); | ||
|
|
||
| template <typename T> | ||
| VectorPtr | ||
| ExecVisitorImpl(OffsetVector* input); | ||
|
|
||
| private: | ||
| std::shared_ptr<const milvus::expr::NullExpr> expr_; | ||
| ColumnVectorPtr cached_precheck_res_{nullptr}; | ||
| int64_t precheck_pos_{0}; | ||
| }; | ||
| } //namespace exec | ||
| } // namespace milvus |
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