Function originalRightBlock

src/Interpreters/DirectJoin.cpp:18–24

}

static Block originalRightBlock(const Block & block, const TableJoin & table_join)
{
    Block original_right_block;
    for (const auto & col : block)
        original_right_block.insert({col.column, col.type, table_join.getOriginalName(col.name)});
    return original_right_block;
}

/// Converts `columns` from `source_sample_block` structure to `result_sample_block`.
/// Can select subset of columns and change types.