iChauster commented on code in PR #13426:
URL: https://github.com/apache/arrow/pull/13426#discussion_r931535508
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cpp/src/arrow/compute/exec/test_util.h:
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@@ -145,5 +145,40 @@ class Random64Bit {
std::uniform_int_distribution<uint64_t> dist_;
};
+/// Specify properties of a table to be generated.
+struct TableGenerationProperties {
+ /// Indicates the amount of time between data points that lie between
+ /// the start and end parameters.
+ int time_frequency;
+ /// The number of additional random columns in the table.
+ int num_columns;
+ /// The number of unique keys in the table.
+ int num_ids;
+ /// Specifies the prefix of each randomly generated column.
+ std::string column_prefix;
+ /// Specifies the minimum value in the randomly generated column(s).
+ int min_column_value;
+ /// Specifies the maximum value in the randomly generated column(s).
+ int max_column_value;
+ /// The random seed the random array generator is given to generate the
additional
+ /// columns.
+ int seed;
+ /// Specifies the beginning of 'time' recorded in the table, inclusive.
+ int start;
+ /// Specifies the end of 'time' recorded in the table, inclusive.
+ int end;
+};
+
+/// The table generated in accordance to the TableGenerationProperties has the
following
+/// schema: time (int64) id (int32) [properties.column_prefix]0 (float64)
Review Comment:
That's good, added a definition for the range for idx and removed the other
redundant lines.
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