Update dbms/src/IO/Compression/EncodingUtil.cpp

Co-authored-by: jinhelin <linjinhe33@gmail.com>
pingcap · Jun 4, 2024 · 0ab7c73 · 0ab7c73
1 parent c0eb5d8
commit 0ab7c73
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/dbms/src/IO/Compression/EncodingUtil.cpp b/dbms/src/IO/Compression/EncodingUtil.cpp
@@ -129,9 +129,8 @@ UInt8 FOREncodingWidth(std::vector<T> & values, T frame_of_reference)
  // The minimum bit width required to store the values is 8 rather than the width of `max_value - min_value = -1`.
  // So we need to calculate the minimum bit width of the values after subtracting frame of reference.
  subtractFrameOfReference<T>(values.data(), frame_of_reference, values.size());
- T max_value = *std::max_element(values.cbegin(), values.cend());
- T min_value = *std::min_element(values.cbegin(), values.cend());
- return BitpackingPrimitives::minimumBitWidth<T>(min_value, max_value);
+ auto [min_value, max_value] = std::minmax_element(values.cbegin(), values.cend());
+ return BitpackingPrimitives::minimumBitWidth<T>(*min_value, *max_value);
  }
  else
  {