be/src/information_schema/schema_scanner_helper.cpp

// 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,
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// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

#include "information_schema/schema_scanner_helper.h"

#include "cctz/time_zone.h"
#include "core/block/block.h"
#include "core/data_type/data_type_factory.hpp"
#include "core/data_type/primitive_type.h"
#include "core/string_ref.h"
#include "runtime/exec_env.h"
#include "runtime/runtime_state.h"
#include "util/client_cache.h"
#include "util/thrift_rpc_helper.h"

namespace doris {

void SchemaScannerHelper::insert_string_value(int col_index, std::string_view str_val,
                                              Block* block) {
    MutableColumnPtr mutable_col_ptr;
    mutable_col_ptr = block->get_by_position(col_index).column->assume_mutable();
    auto* nullable_column = assert_cast<ColumnNullable*>(mutable_col_ptr.get());
    IColumn* col_ptr = &nullable_column->get_nested_column();
    assert_cast<ColumnString*>(col_ptr)->insert_data(str_val.data(), str_val.size());
    nullable_column->push_false_to_nullmap(1);
}

void SchemaScannerHelper::insert_datetime_value(int col_index, const std::vector<void*>& datas,
                                                Block* block) {
    MutableColumnPtr mutable_col_ptr;
    mutable_col_ptr = block->get_by_position(col_index).column->assume_mutable();
    auto* nullable_column = assert_cast<ColumnNullable*>(mutable_col_ptr.get());
    IColumn* col_ptr = &nullable_column->get_nested_column();
    auto data = datas[0];
    assert_cast<ColumnDateTime*>(col_ptr)->insert_data(reinterpret_cast<char*>(data), 0);
    nullable_column->push_false_to_nullmap(1);
}

void SchemaScannerHelper::insert_datetime_value(int col_index, int64_t timestamp,
                                                const cctz::time_zone& ctz, Block* block) {
    MutableColumnPtr mutable_col_ptr;
    mutable_col_ptr = block->get_by_position(col_index).column->assume_mutable();
    auto* nullable_column = assert_cast<ColumnNullable*>(mutable_col_ptr.get());
    IColumn* col_ptr = &nullable_column->get_nested_column();

    std::vector<void*> datas(1);
    VecDateTimeValue src[1];
    src[0].from_unixtime(timestamp, ctz);
    datas[0] = src;
    auto data = datas[0];
    assert_cast<ColumnDateTime*>(col_ptr)->insert_data(reinterpret_cast<char*>(data), 0);
    nullable_column->push_false_to_nullmap(1);
}

void SchemaScannerHelper::insert_bool_value(int col_index, bool bool_val, Block* block) {
    MutableColumnPtr mutable_col_ptr;
    mutable_col_ptr = block->get_by_position(col_index).column->assume_mutable();
    auto* nullable_column = assert_cast<ColumnNullable*>(mutable_col_ptr.get());
    IColumn* col_ptr = &nullable_column->get_nested_column();
    assert_cast<ColumnBool*>(col_ptr)->insert_value(bool_val);
    nullable_column->push_false_to_nullmap(1);
}

void SchemaScannerHelper::insert_int32_value(int col_index, int32_t int_val, Block* block) {
    MutableColumnPtr mutable_col_ptr;
    mutable_col_ptr = block->get_by_position(col_index).column->assume_mutable();
    auto* nullable_column = assert_cast<ColumnNullable*>(mutable_col_ptr.get());
    IColumn* col_ptr = &nullable_column->get_nested_column();
    assert_cast<ColumnInt32*>(col_ptr)->insert_value(int_val);
    nullable_column->push_false_to_nullmap(1);
}

void SchemaScannerHelper::insert_int64_value(int col_index, int64_t int_val, Block* block) {
    MutableColumnPtr mutable_col_ptr;
    mutable_col_ptr = block->get_by_position(col_index).column->assume_mutable();
    auto* nullable_column = assert_cast<ColumnNullable*>(mutable_col_ptr.get());
    IColumn* col_ptr = &nullable_column->get_nested_column();
    assert_cast<ColumnInt64*>(col_ptr)->insert_value(int_val);
    nullable_column->push_false_to_nullmap(1);
}

void SchemaScannerHelper::insert_double_value(int col_index, double double_val, Block* block) {
    MutableColumnPtr mutable_col_ptr;
    mutable_col_ptr = block->get_by_position(col_index).column->assume_mutable();
    auto* nullable_column = assert_cast<ColumnNullable*>(mutable_col_ptr.get());
    IColumn* col_ptr = &nullable_column->get_nested_column();
    assert_cast<ColumnFloat64*>(col_ptr)->insert_value(double_val);
    nullable_column->push_false_to_nullmap(1);
}
} // namespace doris