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[fix](cloud version) fix version of information_schema table backward when query in follower node #43451

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Nov 8, 2024
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[fix](cloud version) fix version of information_schema table backward when query in follower node #43451

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15 changes: 15 additions & 0 deletions fe/fe-core/src/main/java/org/apache/doris/service/FrontendServiceImpl.java
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,7 @@
import org.apache.doris.catalog.TableIf.TableType;
import org.apache.doris.catalog.Tablet;
import org.apache.doris.catalog.TabletMeta;
import org.apache.doris.cloud.catalog.CloudPartition;
import org.apache.doris.cloud.catalog.CloudTablet;
import org.apache.doris.cloud.proto.Cloud.CommitTxnResponse;
import org.apache.doris.cluster.ClusterNamespace;
Expand Down Expand Up @@ -623,6 +624,20 @@ public TListTableStatusResult listTableStatus(TGetTablesParams params) throws TE
table.getName(), PrivPredicate.SHOW)) {
continue;
}
// For the follower node in cloud mode,
// when querying the information_schema table,
// the version needs to be updated.
// Otherwise, the version will always be the old value
// unless there is a query for the table in the follower node.
if (!Env.getCurrentEnv().isMaster() && Config.isCloudMode()
&& table instanceof OlapTable) {
OlapTable olapTable = (OlapTable) table;
List<CloudPartition> partitions = olapTable.getAllPartitions().stream()
.filter(p -> p instanceof CloudPartition)
.map(cloudPartition -> (CloudPartition) cloudPartition)
.collect(Collectors.toList());
CloudPartition.getSnapshotVisibleVersion(partitions);
}
table.readLock();
try {
if (matcher != null && !matcher.match(table.getName())) {
Expand Down
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