morrySnow commented on code in PR #47066:
URL: https://github.com/apache/doris/pull/47066#discussion_r1918874805
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fe/fe-core/src/main/java/org/apache/doris/common/cache/NereidsSqlCacheManager.java:
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@@ -350,13 +344,26 @@ private boolean tablesOrDataChanged(Env env,
SqlCacheContext sqlCacheContext) {
return true;
}
OlapTable olapTable = (OlapTable) tableIf;
- Collection<Long> partitionIds = scanTable.getScanPartitions();
- olapTable.getVersionInBatchForCloudMode(partitionIds);
-
- for (Long scanPartitionId : scanTable.getScanPartitions()) {
- Partition partition = olapTable.getPartition(scanPartitionId);
+ List<Column> currentFullSchema = olapTable.getFullSchema();
+ List<Column> cacheFullSchema = scanTable.latestColumns;
+ if (currentFullSchema.size() != cacheFullSchema.size()) {
+ return true;
+ }
+ for (int i = 0; i < currentFullSchema.size(); i++) {
+ Column currentColumn = currentFullSchema.get(i);
+ Column cacheColumn = cacheFullSchema.get(i);
+ if (currentColumn.hashCode() != cacheColumn.hashCode()) {
+ return true;
+ }
+ }
+ Map<Long, Long> scanPartitionIdToVersion =
scanTable.scanPartitionIdToVersion;
+ for (Entry<Long, Long> entry :
scanPartitionIdToVersion.entrySet()) {
+ Long scanPartitionId = entry.getKey();
+ Long cachePartitionVersion = entry.getValue();
+ Partition currentPartition =
olapTable.getPartition(scanPartitionId);
Review Comment:
in cloud mode, partition info saved in fdb. Every time partition info is
fetched, it triggers a RPC.
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