Kikyou1997 commented on code in PR #10170:
URL: https://github.com/apache/doris/pull/10170#discussion_r982279920
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fe/fe-core/src/main/java/org/apache/doris/analysis/TupleDescriptor.java:
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@@ -159,6 +164,80 @@ public void setTable(TableIf tbl) {
table = tbl;
}
+ public Set<Long> getSampleTabletIds() {
+ return sampleTabletIds;
+ }
+
+ /**
+ * First, determine how many rows to sample from each partition according
to the number of partitions.
+ * Then determine the number of Tablets to be selected for each partition
according to the average number
+ * of rows of Tablet,
+ * If seek is not specified, the specified number of Tablets are
pseudo-randomly selected from each partition.
+ * If seek is specified, it will be selected sequentially from the seek
tablet of the partition.
Review Comment:
What scene the `seek` is used for?
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