danny0405 commented on code in PR #10255:
URL: https://github.com/apache/hudi/pull/10255#discussion_r1428787998
##########
hudi-common/src/main/java/org/apache/hudi/common/table/timeline/CompletionTimeQueryView.java:
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@@ -175,42 +187,111 @@ public Option<String> getCompletionTime(String
startTime) {
*
* <p>By default, assumes there is at most 1 day time of duration for an
instant to accelerate the queries.
*
- * @param startCompletionTime The start completion time.
- * @param endCompletionTime The end completion time.
+ * @param readTimeline The read timeline.
+ * @param rangeStart The query range start completion time.
+ * @param rangeEnd The query range end completion time.
+ * @param rangeType The range type.
*
- * @return The instant time set.
+ * @return The sorted instant time list.
*/
- public Set<String> getStartTimeSet(String startCompletionTime, String
endCompletionTime) {
+ public List<String> getStartTimes(
+ HoodieTimeline readTimeline,
+ Option<String> rangeStart,
+ Option<String> rangeEnd,
+ InstantRange.RangeType rangeType) {
// assumes any instant/transaction lasts at most 1 day to optimize the
query efficiency.
- return getStartTimeSet(startCompletionTime, endCompletionTime, s ->
HoodieInstantTimeGenerator.instantTimeMinusMillis(s, MILLI_SECONDS_IN_ONE_DAY));
+ return getStartTimes(readTimeline, rangeStart, rangeEnd, rangeType, s ->
HoodieInstantTimeGenerator.instantTimeMinusMillis(s, MILLI_SECONDS_IN_ONE_DAY));
}
/**
* Queries the instant start time with given completion time range.
*
- * @param startCompletionTime The start completion time.
- * @param endCompletionTime The end completion time.
- * @param earliestStartTimeFunc The function to generate the earliest start
time boundary
- * with the minimum completion time {@code
startCompletionTime}.
+ * @param rangeStart The query range start completion time.
+ * @param rangeEnd The query range end completion time.
+ * @param earliestInstantTimeFunc The function to generate the earliest
start time boundary
+ * with the minimum completion time.
*
- * @return The instant time set.
+ * @return The sorted instant time list.
*/
- public Set<String> getStartTimeSet(String startCompletionTime, String
endCompletionTime, Function<String, String> earliestStartTimeFunc) {
- String startInstant = earliestStartTimeFunc.apply(startCompletionTime);
+ @VisibleForTesting
+ public List<String> getStartTimes(
+ String rangeStart,
+ String rangeEnd,
+ Function<String, String> earliestInstantTimeFunc) {
+ return
getStartTimes(metaClient.getCommitsTimeline().filterCompletedInstants(),
Option.ofNullable(rangeStart), Option.ofNullable(rangeEnd),
+ InstantRange.RangeType.CLOSE_CLOSE, earliestInstantTimeFunc);
+ }
+
+ /**
+ * Queries the instant start time with given completion time range.
+ *
+ * @param readTimeline The read timeline.
+ * @param rangeStart The query range start completion time.
+ * @param rangeEnd The query range end completion time.
+ * @param rangeType The range type.
+ * @param earliestInstantTimeFunc The function to generate the earliest
start time boundary
+ * with the minimum completion time.
+ *
+ * @return The sorted instant time list.
+ */
+ public List<String> getStartTimes(
Review Comment:
The completion time is user specified, the main purpose of this clazz is
transfering the ocmpletion time range into instant time range.
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