spangaer commented on code in PR #12:
URL:
https://github.com/apache/pekko-persistence-dynamodb/pull/12#discussion_r1804575142
##########
src/main/scala/org/apache/pekko/persistence/dynamodb/query/scaladsl/DynamoDBCurrentPersistenceIdsQuery.scala:
##########
@@ -69,7 +69,14 @@ trait CreatePersistenceIdsIndex {
object CreatePersistenceIdsIndex {
- /** required by
[[DynamoDBCurrentPersistenceIdsQuery.currentPersistenceIdsByPageQuery]] */
+ /**
+ * required by
[[DynamoDBCurrentPersistenceIdsQuery.currentPersistenceIdsByPageQuery]]
+ *
+ * When requesting snapshots by timestamp, Select ALL_ATTRIBUTES is used.
Thus, a duplicate of
+ * the payload doesn't need to be stored in the index, which is more space
efficient.
+ * This allows to make the choice between time and space efficiency by
selecting the projection
+ * strategy for the created index.
Review Comment:
like that?
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