minor refactoring

This commit is contained in:
Yakov Olkhovskiy 2022-03-31 08:33:50 -04:00
parent 6a1e116c46
commit b5682c1f02
2 changed files with 5 additions and 6 deletions

View File

@ -856,11 +856,11 @@ static InterpolateDescriptionPtr getInterpolateDescription(const ASTSelectQuery
auto syntax_result = TreeRewriter(context).analyze(exprs, block.getNamesAndTypesList());
ExpressionAnalyzer analyzer(exprs, syntax_result, context);
ActionsDAGPtr actions = analyzer.getActionsDAG(true);
ActionsDAGPtr convDAG = ActionsDAG::makeConvertingActions(actions->getResultColumns(),
ActionsDAGPtr conv_dag = ActionsDAG::makeConvertingActions(actions->getResultColumns(),
columns, ActionsDAG::MatchColumnsMode::Position, true);
ActionsDAGPtr mergeDAG = ActionsDAG::merge(std::move(*actions->clone()), std::move(*convDAG));
ActionsDAGPtr merge_dag = ActionsDAG::merge(std::move(*actions->clone()), std::move(*conv_dag));
interpolate_descr = std::make_shared<InterpolateDescription>(mergeDAG, aliases);
interpolate_descr = std::make_shared<InterpolateDescription>(merge_dag, aliases);
}
return interpolate_descr;

View File

@ -259,7 +259,7 @@ void FillingTransform::transform(Chunk & chunk)
{
interpolate_block.clear();
if (input_positions.size())
if (!input_positions.empty())
{
/// populate calculation block with required columns with values from previous row
for (const auto & [col_pos, name_type] : input_positions)
@ -270,7 +270,7 @@ void FillingTransform::transform(Chunk & chunk)
if (size == 0) /// this is the first row in current chunk
{
/// take value from last row of previous chunk if exists, else use default
if (last_row.size() > col_pos && last_row[col_pos]->size())
if (last_row.size() > col_pos && !last_row[col_pos]->empty())
column->insertFrom(*last_row[col_pos], 0);
else
column->insertDefault();
@ -284,7 +284,6 @@ void FillingTransform::transform(Chunk & chunk)
}
else /// all INTERPOLATE expressions are constants
{
/// LOL :)
size_t n = 1;
interpolate_actions->execute(interpolate_block, n);
}