pitrou commented on code in PR #15101:
URL: https://github.com/apache/arrow/pull/15101#discussion_r1060934365
##########
cpp/src/parquet/arrow/reader_writer_benchmark.cc:
##########
@@ -197,6 +197,52 @@ BENCHMARK_TEMPLATE2(BM_WriteColumn, true, DoubleType);
BENCHMARK_TEMPLATE2(BM_WriteColumn, false, BooleanType);
BENCHMARK_TEMPLATE2(BM_WriteColumn, true, BooleanType);
+int32_t kInfiniteUniqueValues = -1;
+
+std::shared_ptr<::arrow::Table> RandomStringTable(int64_t length, int64_t
unique_values,
+ int64_t null_percentage) {
+ std::shared_ptr<::arrow::DataType> type = ::arrow::utf8();
+ std::shared_ptr<::arrow::Array> arr;
+ ::arrow::random::RandomArrayGenerator generator(500);
Review Comment:
No, it's ok. I would just suggest naming the parameter, e.g.:
```suggestion
::arrow::random::RandomArrayGenerator generator(/*seed=*/ 500);
```
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