doris/be/src/olap/block_column_predicate.cpp

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// to you under the Apache License, Version 2.0 (the
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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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// specific language governing permissions and limitations
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#include "block_column_predicate.h"

#include "olap/row_block2.h"

namespace doris {

void SingleColumnBlockPredicate::evaluate(RowBlockV2* block, uint16_t* selected_size) const {
    auto column_id = _predicate->column_id();
    auto column_block = block->column_block(column_id);
    _predicate->evaluate(&column_block, block->selection_vector(), selected_size);
}

void SingleColumnBlockPredicate::evaluate_and(RowBlockV2* block, uint16_t selected_size,
                                              bool* flags) const {
    auto column_id = _predicate->column_id();
    auto column_block = block->column_block(column_id);
    _predicate->evaluate_and(&column_block, block->selection_vector(), selected_size, flags);
}

void SingleColumnBlockPredicate::evaluate_or(RowBlockV2* block, uint16_t selected_size,
                                             bool* flags) const {
    auto column_id = _predicate->column_id();
    auto column_block = block->column_block(column_id);
    _predicate->evaluate_or(&column_block, block->selection_vector(), selected_size, flags);
}

uint16_t SingleColumnBlockPredicate::evaluate(vectorized::MutableColumns& block, uint16_t* sel,
                                              uint16_t selected_size) const {
    auto column_id = _predicate->column_id();
    auto& column = block[column_id];
    return _predicate->evaluate(*column, sel, selected_size);
}

void SingleColumnBlockPredicate::evaluate_and(vectorized::MutableColumns& block, uint16_t* sel,
                                              uint16_t selected_size, bool* flags) const {
    auto column_id = _predicate->column_id();
    auto& column = block[column_id];
    _predicate->evaluate_and(*column, sel, selected_size, flags);
}

void SingleColumnBlockPredicate::evaluate_or(vectorized::MutableColumns& block, uint16_t* sel,
                                             uint16_t selected_size, bool* flags) const {
    auto column_id = _predicate->column_id();
    auto& column = block[column_id];
    _predicate->evaluate_or(*column, sel, selected_size, flags);
}

void SingleColumnBlockPredicate::evaluate_vec(vectorized::MutableColumns& block, uint16_t size,
                                              bool* flags) const {
    auto column_id = _predicate->column_id();
    auto& column = block[column_id];
    _predicate->evaluate_vec(*column, size, flags);
}

void OrBlockColumnPredicate::evaluate(RowBlockV2* block, uint16_t* selected_size) const {
    if (num_of_column_predicate() == 1) {
        _block_column_predicate_vec[0]->evaluate(block, selected_size);
    } else {
        bool flags[*selected_size];
        memset(flags, false, *selected_size);
        for (int i = 0; i < num_of_column_predicate(); ++i) {
            auto column_predicate = _block_column_predicate_vec[i];
            column_predicate->evaluate_or(block, *selected_size, flags);
        }

        uint16_t new_size = 0;
        for (int i = 0; i < *selected_size; ++i) {
            if (flags[i]) {
                block->selection_vector()[new_size++] = block->selection_vector()[i];
            }
        }
        *selected_size = new_size;
    }
}

uint16_t OrBlockColumnPredicate::evaluate(vectorized::MutableColumns& block, uint16_t* sel,
                                          uint16_t selected_size) const {
    if (num_of_column_predicate() == 1) {
        return _block_column_predicate_vec[0]->evaluate(block, sel, selected_size);
    } else {
        bool ret_flags[selected_size];
        memset(ret_flags, false, selected_size);
        for (int i = 0; i < num_of_column_predicate(); ++i) {
            auto column_predicate = _block_column_predicate_vec[i];
            column_predicate->evaluate_or(block, sel, selected_size, ret_flags);
        }

        uint16_t new_size = 0;
        for (int i = 0; i < selected_size; ++i) {
            if (ret_flags[i]) {
                sel[new_size++] = sel[i];
            }
        }
        return new_size;
    }
}

void OrBlockColumnPredicate::evaluate_or(RowBlockV2* block, uint16_t selected_size,
                                         bool* flags) const {
    for (auto block_column_predicate : _block_column_predicate_vec) {
        block_column_predicate->evaluate_or(block, selected_size, flags);
    }
}

void OrBlockColumnPredicate::evaluate_or(vectorized::MutableColumns& block, uint16_t* sel,
                                         uint16_t selected_size, bool* flags) const {
    for (auto block_column_predicate : _block_column_predicate_vec) {
        block_column_predicate->evaluate_or(block, sel, selected_size, flags);
    }
}

void OrBlockColumnPredicate::evaluate_and(RowBlockV2* block, uint16_t selected_size,
                                          bool* flags) const {
    if (num_of_column_predicate() == 1) {
        _block_column_predicate_vec[0]->evaluate_and(block, selected_size, flags);
    } else {
        bool new_flags[selected_size];
        memset(new_flags, false, selected_size);
        for (int i = 0; i < num_of_column_predicate(); ++i) {
            auto column_predicate = _block_column_predicate_vec[i];
            column_predicate->evaluate_or(block, selected_size, new_flags);
        }

        for (int i = 0; i < selected_size; ++i) {
            flags[i] &= new_flags[i];
        }
    }
}

void OrBlockColumnPredicate::evaluate_and(vectorized::MutableColumns& block, uint16_t* sel,
                                          uint16_t selected_size, bool* flags) const {
    if (num_of_column_predicate() == 1) {
        _block_column_predicate_vec[0]->evaluate_and(block, sel, selected_size, flags);
    } else {
        bool ret_flags[selected_size];
        memset(ret_flags, false, selected_size);
        for (int i = 0; i < num_of_column_predicate(); ++i) {
            auto column_predicate = _block_column_predicate_vec[i];
            column_predicate->evaluate_or(block, sel, selected_size, ret_flags);
        }

        for (int i = 0; i < selected_size; ++i) {
            flags[i] &= ret_flags[i];
        }
    }
}

void AndBlockColumnPredicate::evaluate(RowBlockV2* block, uint16_t* selected_size) const {
    for (auto block_column_predicate : _block_column_predicate_vec) {
        block_column_predicate->evaluate(block, selected_size);
    }
}

uint16_t AndBlockColumnPredicate::evaluate(vectorized::MutableColumns& block, uint16_t* sel,
                                           uint16_t selected_size) const {
    for (auto block_column_predicate : _block_column_predicate_vec) {
        selected_size = block_column_predicate->evaluate(block, sel, selected_size);
    }
    return selected_size;
}

void AndBlockColumnPredicate::evaluate_and(RowBlockV2* block, uint16_t selected_size,
                                           bool* flags) const {
    for (auto block_column_predicate : _block_column_predicate_vec) {
        block_column_predicate->evaluate_and(block, selected_size, flags);
    }
}

void AndBlockColumnPredicate::evaluate_and(vectorized::MutableColumns& block, uint16_t* sel,
                                           uint16_t selected_size, bool* flags) const {
    for (auto block_column_predicate : _block_column_predicate_vec) {
        block_column_predicate->evaluate_and(block, sel, selected_size, flags);
    }
}

void AndBlockColumnPredicate::evaluate_or(RowBlockV2* block, uint16_t selected_size,
                                          bool* flags) const {
    if (num_of_column_predicate() == 1) {
        _block_column_predicate_vec[0]->evaluate_or(block, selected_size, flags);
    } else {
        bool new_flags[selected_size];
        memset(new_flags, true, selected_size);

        for (int i = 0; i < num_of_column_predicate(); ++i) {
            auto column_predicate = _block_column_predicate_vec[i];
            column_predicate->evaluate_and(block, selected_size, new_flags);
        }

        for (int i = 0; i < selected_size; ++i) {
            flags[i] |= new_flags[i];
        }
    }
}

void AndBlockColumnPredicate::evaluate_or(vectorized::MutableColumns& block, uint16_t* sel,
                                          uint16_t selected_size, bool* flags) const {
    if (num_of_column_predicate() == 1) {
        _block_column_predicate_vec[0]->evaluate_or(block, sel, selected_size, flags);
    } else {
        bool new_flags[selected_size];
        memset(new_flags, true, selected_size);

        for (auto block_column_predicate : _block_column_predicate_vec) {
            block_column_predicate->evaluate_and(block, sel, selected_size, new_flags);
        }

        for (uint16_t i = 0; i < selected_size; i++) {
            flags[i] |= new_flags[i];
        }
    }
}

// todo(wb) Can the 'and' of multiple bitmaps be vectorized?
void AndBlockColumnPredicate::evaluate_vec(vectorized::MutableColumns& block, uint16_t size,
                                           bool* flags) const {
    if (num_of_column_predicate() == 1) {
        _block_column_predicate_vec[0]->evaluate_vec(block, size, flags);
    } else {
        bool new_flags[size];
        for (auto block_column_predicate : _block_column_predicate_vec) {
            memset(new_flags, true, size);
            block_column_predicate->evaluate_vec(block, size, new_flags);

            for (uint16_t j = 0; j < size; j++) {
                flags[j] &= new_flags[j];
            }
        }
    }
}

} // namespace doris