/root/doris/be/src/exprs/vcondition_expr.h

Source
// Licensed to the Apache Software Foundation (ASF) 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 <string>

#include "common/status.h"
#include "core/block/column_numbers.h"
#include "exprs/function/function.h"
#include "exprs/function/if.h"
#include "exprs/function_context.h"
#include "exprs/vexpr.h"
#include "exprs/vexpr_context.h"
#include "exprs/vliteral.h"
#include "exprs/vslot_ref.h"
#include "runtime/runtime_state.h"
namespace doris {
class RowDescriptor;
class RuntimeState;
class TExprNode;
} // namespace doris

namespace doris {

class Block;
class VExprContext;

class VConditionExpr : public VExpr {
public:
    VConditionExpr(const TExprNode& node) : VExpr(node) {}
    ~VConditionExpr() override = default;

    Status prepare(RuntimeState* state, const RowDescriptor& desc, VExprContext* context) final;
    Status open(RuntimeState* state, VExprContext* context,
                FunctionContext::FunctionStateScope scope) final;
    void close(VExprContext* context, FunctionContext::FunctionStateScope scope) final;

    std::string debug_string() const override;

protected:
    static size_t count_true_with_notnull(const ColumnPtr& col);
};

class VectorizedIfExpr : public VConditionExpr {
    ENABLE_FACTORY_CREATOR(VectorizedIfExpr);

public:
    VectorizedIfExpr(const TExprNode& node) : VConditionExpr(node) {}

    Status execute_column(VExprContext* context, const Block* block, Selector* selector,
                          size_t count, ColumnPtr& result_column) const override;

    const std::string& expr_name() const override { return IF_NAME; }
    inline static const std::string IF_NAME = "if";

protected:
    Status _execute_impl_internal(Block& block, const ColumnNumbers& arguments, uint32_t result,
                                  size_t input_rows_count) const;

private:
    template <PrimitiveType PType>
    Status execute_basic_type(Block& block, const ColumnUInt8* cond_col,
                              const ColumnWithTypeAndName& then_col,
                              const ColumnWithTypeAndName& else_col, uint32_t result,
                              Status& status) const {
        if (then_col.type->get_primitive_type() != else_col.type->get_primitive_type()) {
            return Status::InternalError(
                    "then and else column type must be same for function {} , but got {} , {}",
                    expr_name(), then_col.type->get_name(), else_col.type->get_name());
        }

        auto res_column =
                NumIfImpl<PType>::execute_if(cond_col->get_data(), then_col.column, else_col.column,
                                             block.get_by_position(result).type->get_scale());
        if (!res_column) {
            return Status::InternalError("unexpected args column {} , {} , of function {}",
                                         then_col.column->get_name(), else_col.column->get_name(),
                                         expr_name());
        }
        block.replace_by_position(result, std::move(res_column));
        return Status::OK();
    }

    Status execute_generic(Block& block, const ColumnUInt8* cond_col,
                           const ColumnWithTypeAndName& then_col_type_name,
                           const ColumnWithTypeAndName& else_col_type_name, uint32_t result,
                           size_t input_row_count) const;

    Status execute_for_null_then_else(Block& block, const ColumnWithTypeAndName& arg_cond,
                                      const ColumnWithTypeAndName& arg_then,
                                      const ColumnWithTypeAndName& arg_else, uint32_t result,
                                      size_t input_rows_count, bool& handled) const;

    Status execute_for_null_condition(Block& block, const ColumnNumbers& arguments,
                                      const ColumnWithTypeAndName& arg_cond,
                                      const ColumnWithTypeAndName& arg_then,
                                      const ColumnWithTypeAndName& arg_else, uint32_t result,
                                      bool& handled) const;

    Status execute_for_nullable_then_else(Block& block, const ColumnWithTypeAndName& arg_cond,
                                          const ColumnWithTypeAndName& arg_then,
                                          const ColumnWithTypeAndName& arg_else, uint32_t result,
                                          size_t input_rows_count, bool& handled) const;
};

class VectorizedIfNullExpr : public VectorizedIfExpr {
    ENABLE_FACTORY_CREATOR(VectorizedIfNullExpr);

public:
    VectorizedIfNullExpr(const TExprNode& node) : VectorizedIfExpr(node) {}
    const std::string& expr_name() const override { return IF_NULL_NAME; }
    inline static const std::string IF_NULL_NAME = "ifnull";

    Status execute_column(VExprContext* context, const Block* block, Selector* selector,
                          size_t count, ColumnPtr& result_column) const override;
};

class VectorizedCoalesceExpr : public VConditionExpr {
    ENABLE_FACTORY_CREATOR(VectorizedCoalesceExpr);

public:
    Status execute_column(VExprContext* context, const Block* block, Selector* selector,
                          size_t count, ColumnPtr& result_column) const override;
    VectorizedCoalesceExpr(const TExprNode& node) : VConditionExpr(node) {}
    const std::string& expr_name() const override { return NAME; }
    inline static const std::string NAME = "coalesce";
};

} // namespace doris

Line	Count	Source
1		// Licensed to the Apache Software Foundation (ASF) under one
2		// or more contributor license agreements. See the NOTICE file
3		// distributed with this work for additional information
4		// regarding copyright ownership. The ASF licenses this file
5		// to you under the Apache License, Version 2.0 (the
6		// "License"); you may not use this file except in compliance
7		// with the License. You may obtain a copy of the License at
8		//
9		// http://www.apache.org/licenses/LICENSE-2.0
10		//
11		// Unless required by applicable law or agreed to in writing,
12		// software distributed under the License is distributed on an
13		// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
14		// KIND, either express or implied. See the License for the
15		// specific language governing permissions and limitations
16		// under the License.
17
18		#pragma once
19		#include <string>
20
21		#include "common/status.h"
22		#include "core/block/column_numbers.h"
23		#include "exprs/function/function.h"
24		#include "exprs/function/if.h"
25		#include "exprs/function_context.h"
26		#include "exprs/vexpr.h"
27		#include "exprs/vexpr_context.h"
28		#include "exprs/vliteral.h"
29		#include "exprs/vslot_ref.h"
30		#include "runtime/runtime_state.h"
31		namespace doris {
32		class RowDescriptor;
33		class RuntimeState;
34		class TExprNode;
35		} // namespace doris
36
37		namespace doris {
38
39		class Block;
40		class VExprContext;
41
42		class VConditionExpr : public VExpr {
43		public:
44	0	VConditionExpr(const TExprNode& node) : VExpr(node) {}
45	0	~VConditionExpr() override = default;
46
47		Status prepare(RuntimeState* state, const RowDescriptor& desc, VExprContext* context) final;
48		Status open(RuntimeState* state, VExprContext* context,
49		FunctionContext::FunctionStateScope scope) final;
50		void close(VExprContext* context, FunctionContext::FunctionStateScope scope) final;
51
52		std::string debug_string() const override;
53
54		protected:
55		static size_t count_true_with_notnull(const ColumnPtr& col);
56		};
57
58		class VectorizedIfExpr : public VConditionExpr {
59		ENABLE_FACTORY_CREATOR(VectorizedIfExpr);
60
61		public:
62	0	VectorizedIfExpr(const TExprNode& node) : VConditionExpr(node) {}
63
64		Status execute_column(VExprContext* context, const Block* block, Selector* selector,
65		size_t count, ColumnPtr& result_column) const override;
66
67	0	const std::string& expr_name() const override { return IF_NAME; }
68		inline static const std::string IF_NAME = "if";
69
70		protected:
71		Status _execute_impl_internal(Block& block, const ColumnNumbers& arguments, uint32_t result,
72		size_t input_rows_count) const;
73
74		private:
75		template <PrimitiveType PType>
76		Status execute_basic_type(Block& block, const ColumnUInt8* cond_col,
77		const ColumnWithTypeAndName& then_col,
78		const ColumnWithTypeAndName& else_col, uint32_t result,
79	0	Status& status) const {
80	0	if (then_col.type->get_primitive_type() != else_col.type->get_primitive_type()) {
81	0	return Status::InternalError(
82	0	"then and else column type must be same for function {} , but got {} , {}",
83	0	expr_name(), then_col.type->get_name(), else_col.type->get_name());
84	0	}
85
86	0	auto res_column =
87	0	NumIfImpl<PType>::execute_if(cond_col->get_data(), then_col.column, else_col.column,
88	0	block.get_by_position(result).type->get_scale());
89	0	if (!res_column) {
90	0	return Status::InternalError("unexpected args column {} , {} , of function {}",
91	0	then_col.column->get_name(), else_col.column->get_name(),
92	0	expr_name());
93	0	}
94	0	block.replace_by_position(result, std::move(res_column));
95	0	return Status::OK();
96	0	} Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE2EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE3EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE4EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE5EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE6EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE7EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE8EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE9EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE28EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE29EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE20EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE30EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE35EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE11EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE25EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE26EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE12EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE27EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE42EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE36EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_ Unexecuted instantiation: _ZNK5doris16VectorizedIfExpr18execute_basic_typeILNS_13PrimitiveTypeE37EEENS_6StatusERNS_5BlockEPKNS_12ColumnVectorILS2_2EEERKNS_21ColumnWithTypeAndNameESC_jRS3_
97
98		Status execute_generic(Block& block, const ColumnUInt8* cond_col,
99		const ColumnWithTypeAndName& then_col_type_name,
100		const ColumnWithTypeAndName& else_col_type_name, uint32_t result,
101		size_t input_row_count) const;
102
103		Status execute_for_null_then_else(Block& block, const ColumnWithTypeAndName& arg_cond,
104		const ColumnWithTypeAndName& arg_then,
105		const ColumnWithTypeAndName& arg_else, uint32_t result,
106		size_t input_rows_count, bool& handled) const;
107
108		Status execute_for_null_condition(Block& block, const ColumnNumbers& arguments,
109		const ColumnWithTypeAndName& arg_cond,
110		const ColumnWithTypeAndName& arg_then,
111		const ColumnWithTypeAndName& arg_else, uint32_t result,
112		bool& handled) const;
113
114		Status execute_for_nullable_then_else(Block& block, const ColumnWithTypeAndName& arg_cond,
115		const ColumnWithTypeAndName& arg_then,
116		const ColumnWithTypeAndName& arg_else, uint32_t result,
117		size_t input_rows_count, bool& handled) const;
118		};
119
120		class VectorizedIfNullExpr : public VectorizedIfExpr {
121		ENABLE_FACTORY_CREATOR(VectorizedIfNullExpr);
122
123		public:
124	0	VectorizedIfNullExpr(const TExprNode& node) : VectorizedIfExpr(node) {}
125	0	const std::string& expr_name() const override { return IF_NULL_NAME; }
126		inline static const std::string IF_NULL_NAME = "ifnull";
127
128		Status execute_column(VExprContext* context, const Block* block, Selector* selector,
129		size_t count, ColumnPtr& result_column) const override;
130		};
131
132		class VectorizedCoalesceExpr : public VConditionExpr {
133		ENABLE_FACTORY_CREATOR(VectorizedCoalesceExpr);
134
135		public:
136		Status execute_column(VExprContext* context, const Block* block, Selector* selector,
137		size_t count, ColumnPtr& result_column) const override;
138	0	VectorizedCoalesceExpr(const TExprNode& node) : VConditionExpr(node) {}
139	0	const std::string& expr_name() const override { return NAME; }
140		inline static const std::string NAME = "coalesce";
141		};
142
143		} // namespace doris

Coverage Report

Created: 2026-03-11 11:07