weizhengte commented on code in PR #8861:
URL: https://github.com/apache/doris/pull/8861#discussion_r914760756
##########
fe/fe-core/src/main/java/org/apache/doris/statistics/TableStats.java:
##########
@@ -59,51 +56,190 @@ public class TableStats {
private long rowCount = -1;
private long dataSize = -1;
- private Map<String, ColumnStats> nameToColumnStats =
Maps.newConcurrentMap();
+ private final Map<String, PartitionStats> nameToPartitionStats =
Maps.newConcurrentMap();
+ private final Map<String, ColumnStats> nameToColumnStats =
Maps.newConcurrentMap();
+
+ public long getRowCount() {
+ if (rowCount == -1) {
+ return nameToPartitionStats.values().stream()
+ .filter(partitionStats -> partitionStats.getRowCount() !=
-1)
+ .mapToLong(PartitionStats::getRowCount).sum();
+ }
+ return rowCount;
+ }
+
+ public void setRowCount(long rowCount) {
+ this.rowCount = rowCount;
+ }
+
+ public long getDataSize() {
+ if (dataSize == -1) {
+ return nameToPartitionStats.values().stream()
+ .filter(partitionStats -> partitionStats.getDataSize() !=
-1)
+ .mapToLong(PartitionStats::getDataSize).sum();
+ }
+ return dataSize;
+ }
+
+ public Map<String, PartitionStats> getNameToPartitionStats() {
+ return nameToPartitionStats;
+ }
+
+ public Map<String, ColumnStats> getNameToColumnStats() {
+ if (nameToColumnStats.isEmpty()) {
Review Comment:
Yes, in fact, I think there is no need to update the ColumnStats of the
table here.
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