aturoczy commented on code in PR #5186:
URL: https://github.com/apache/hive/pull/5186#discussion_r1558094523
##########
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java:
##########
@@ -705,12 +706,11 @@ public LockResponse lockMaterializationRebuild(String
dbName, String tableName,
public boolean heartbeatLockMaterializationRebuild(String dbName, String
tableName, long txnId) throws MetaException {
int result = jdbcResource.execute(
"UPDATE \"MATERIALIZATION_REBUILD_LOCKS\"" +
- " SET \"MRL_LAST_HEARTBEAT\" = " + Instant.now().toEpochMilli() +
- " WHERE \"MRL_TXN_ID\" = " + txnId +
- " AND \"MRL_DB_NAME\" = ?" +
- " AND \"MRL_TBL_NAME\" = ?",
+ " SET \"MRL_LAST_HEARTBEAT\" = " +
getEpochFn(jdbcResource.getDatabaseProduct()) +
Review Comment:
Just for curiasity what the difference between the Intant.now and the
getEpochFn?
##########
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/jdbc/functions/HeartbeatTxnRangeFunction.java:
##########
@@ -82,7 +82,7 @@ public HeartbeatTxnRangeResponse
execute(MultiDataSourceJdbcResource jdbcResourc
}
if (updateCnt == numTxnsToHeartbeat) {
//fast pass worked, i.e. all txns we were asked to heartbeat were Open
as expected
- context.rollbackToSavepoint(savePoint);
+ context.createSavepoint();
Review Comment:
Dont you need to roll it back?
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