pitrou commented on a change in pull request #166:
URL: https://github.com/apache/arrow-cookbook/pull/166#discussion_r833138349
##########
File path: cpp/code/basic_arrow.cc
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@@ -63,3 +64,71 @@ arrow::Status ReturnNotOk() {
TEST(BasicArrow, ReturnNotOkNoMacro) { ASSERT_OK(ReturnNotOkMacro()); }
TEST(BasicArrow, ReturnNotOk) { ASSERT_OK(ReturnNotOk()); }
+
+/// \brief Sum numeric values across columns
+///
+/// Only supports floating point and integral types. Does not support decimals.
+class TableSummation {
+ public:
+ double partial;
Review comment:
Is this me, or is it uninitialized? Also, this member doesn't need to be
public AFAICT.
```suggestion
double partial = 0.0;
public:
```
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