change value type to unique ptr

[andyfengHKU]

No description provided.

[codecov]

Codecov Report

Patch coverage: 82.79% and no project coverage change.

Comparison is base (f6de8ea) 91.30% compared to head (74ecce0) 91.31%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1852   +/-   ##
=======================================
  Coverage   91.30%   91.31%           
=======================================
  Files         796      796           
  Lines       28973    28994   +21     
=======================================
+ Hits        26455    26477   +22     
+ Misses       2518     2517    -1     

Impacted Files	Coverage Δ
src/include/common/types/types.h	100.00% <ø> (ø)
src/include/common/types/value.h	100.00% <ø> (ø)
src/include/main/settings.h	100.00% <ø> (ø)
src/common/arrow/arrow_row_batch.cpp	55.33% <33.33%> (ø)
src/main/query_result.cpp	67.96% <33.33%> (ø)
tools/nodejs_api/src_cpp/node_util.cpp	94.02% <40.00%> (-0.71%)	⬇️
tools/python_api/src_cpp/py_query_result.cpp	96.10% <50.00%> (ø)
src/common/types/value.cpp	84.22% <87.09%> (+0.43%)	⬆️
src/c_api/value.cpp	86.95% <100.00%> (ø)
src/common/types/types.cpp	89.71% <100.00%> (ø)
... and 6 more

... and 1 file with indirect coverage changes

☔ View full report in Codecov by Sentry.
📢 Do you have feedback about the report comment? Let us know in this issue.