kaka11chen commented on code in PR #17988:
URL: https://github.com/apache/doris/pull/17988#discussion_r1144129212
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be/src/vec/exec/format/parquet/vparquet_group_reader.cpp:
##########
@@ -290,27 +292,28 @@ Status RowGroupReader::_read_column_data(Block* block,
const std::vector<std::st
ColumnSelectVector& select_vector) {
size_t batch_read_rows = 0;
bool has_eof = false;
- for (auto& read_col : columns) {
- auto& column_with_type_and_name = block->get_by_name(read_col);
+ for (auto& read_col_name : columns) {
+ auto& column_with_type_and_name = block->get_by_name(read_col_name);
auto& column_ptr = column_with_type_and_name.column;
auto& column_type = column_with_type_and_name.type;
- auto col_iter =
- std::find(_dict_filter_col_names.begin(),
_dict_filter_col_names.end(), read_col);
bool is_dict_filter = false;
- if (col_iter != _dict_filter_col_names.end()) {
- MutableColumnPtr dict_column = ColumnVector<Int32>::create();
- size_t pos = block->get_position_by_name(read_col);
- if (column_type->is_nullable()) {
- block->get_by_position(pos).type =
-
std::make_shared<DataTypeNullable>(std::make_shared<DataTypeInt32>());
- block->replace_by_position(
- pos, ColumnNullable::create(std::move(dict_column),
-
ColumnUInt8::create(dict_column->size(), 0)));
- } else {
- block->get_by_position(pos).type =
std::make_shared<DataTypeInt32>();
- block->replace_by_position(pos, std::move(dict_column));
+ for (auto& _dict_filter_col : _dict_filter_cols) {
+ if (_dict_filter_col.first == read_col_name) {
+ MutableColumnPtr dict_column = ColumnVector<Int32>::create();
+ size_t pos = block->get_position_by_name(read_col_name);
+ if (column_type->is_nullable()) {
+ block->get_by_position(pos).type =
+
std::make_shared<DataTypeNullable>(std::make_shared<DataTypeInt32>());
+ block->replace_by_position(
+ pos,
+ ColumnNullable::create(std::move(dict_column),
+
ColumnUInt8::create(dict_column->size(), 0)));
+ } else {
+ block->get_by_position(pos).type =
std::make_shared<DataTypeInt32>();
+ block->replace_by_position(pos, std::move(dict_column));
+ }
+ is_dict_filter = true;
Review Comment:
ok
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