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[Fix](statistics)Fix update cached column stats bug. #23049

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merged 1 commit into from
Aug 17, 2023
Merged

[Fix](statistics)Fix update cached column stats bug. #23049

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10 changes: 7 additions & 3 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 @@ -87,7 +87,6 @@
import org.apache.doris.qe.QueryState;
import org.apache.doris.qe.StmtExecutor;
import org.apache.doris.qe.VariableMgr;
import org.apache.doris.statistics.ColumnStatistic;
import org.apache.doris.statistics.StatisticsCacheKey;
import org.apache.doris.statistics.query.QueryStats;
import org.apache.doris.system.Backend;
Expand Down Expand Up @@ -2943,8 +2942,13 @@ private TGetBinlogLagResult getBinlogLagImpl(TGetBinlogRequest request, String c
@Override
public TStatus updateStatsCache(TUpdateFollowerStatsCacheRequest request) throws TException {
StatisticsCacheKey key = GsonUtils.GSON.fromJson(request.key, StatisticsCacheKey.class);
ColumnStatistic columnStatistic = GsonUtils.GSON.fromJson(request.colStats, ColumnStatistic.class);
Env.getCurrentEnv().getStatisticsCache().putCache(key, columnStatistic);
/*
TODO: Need to handle minExpr and maxExpr, so that we can generate the columnStatistic
here and use putCache to update cached directly.
ColumnStatistic columnStatistic = GsonUtils.GSON.fromJson(request.colStats, ColumnStatistic.class);
Env.getCurrentEnv().getStatisticsCache().putCache(key, columnStatistic);
*/
Env.getCurrentEnv().getStatisticsCache().refreshColStatsSync(key.tableId, key.idxId, key.colName);
return new TStatus(TStatusCode.OK);
}
}
4 changes: 4 additions & 0 deletions fe/fe-core/src/main/java/org/apache/doris/statistics/StatisticsCache.java
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Original file line number Diff line number Diff line change
Expand Up @@ -257,6 +257,10 @@ public void syncLoadColStats(long tableId, long idxId, String colName) {
updateFollowerStatsCacheRequest.key = GsonUtils.GSON.toJson(k);
updateFollowerStatsCacheRequest.colStats = GsonUtils.GSON.toJson(c);
for (Frontend frontend : Env.getCurrentEnv().getFrontends(FrontendNodeType.FOLLOWER)) {
if (frontend.getHost().equals(Env.getCurrentEnv().getSelfNode().getHost())) {
// Doesn't need to send request to current node.
continue;
}
TNetworkAddress address = new TNetworkAddress(frontend.getHost(),
frontend.getRpcPort());
FrontendService.Client client = null;
Expand Down