korlov42 commented on code in PR #6950:
URL: https://github.com/apache/ignite-3/pull/6950#discussion_r2523373360
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modules/core/src/main/java/org/apache/ignite/internal/sql/SyncResultSetAdapter.java:
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@@ -107,39 +106,32 @@ public T next() {
private static class IteratorImpl<T> implements Iterator<T> {
private AsyncResultSet<T> curRes;
- private CompletionStage<? extends AsyncResultSet<T>> nextPageStage;
-
private Iterator<T> curPage;
IteratorImpl(AsyncResultSet<T> ars) {
curRes = ars;
-
- advance();
+ curPage = ars.currentPage().iterator();
Review Comment:
sql always prefetches one page and keeps it in internal buffer at the query
root to be ready to serve rows as soon as request arrives. So, in ideal
scenario there is no latency spikes at all.
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