Exceptions when executing DDL statements in parallel
-----------------------------------------------------
Key: SEQUOIA-923
URL: https://forge.continuent.org/jira/browse/SEQUOIA-923
Project: Sequoia
Type: Bug
Components: Core
Versions: Sequoia 2.10.6
Reporter: Damian Arregui
Assigned to: Damian Arregui
Fix For: Sequoia 2.10.7
When performing DDL statements in parallel, i.e., many client threads, each
with its own connection, the controller throws Exceptions such as the following:
10:12:48,014 ERROR Scenario thread PBenchmark-7 failed with exception
org.continuent.sequoia.common.exceptions.driver.DriverSQLException: Message of
cause: null
at
org.continuent.sequoia.driver.Connection.statementExecuteUpdate(Connection.java:2907)
at
org.continuent.sequoia.driver.Statement.executeUpdateWithSkeleton(Statement.java:573)
at
org.continuent.sequoia.driver.PreparedStatement.executeUpdate(PreparedStatement.java:183)
at
com.continuent.evaluator.benchmark.DDLScenario.run(DDLScenario.java:78)
at
com.continuent.evaluator.benchmark.BenchmarkThread.run(BenchmarkThread.java:79)
Caused by:
org.continuent.sequoia.common.exceptions.driver.protocol.BackendDriverException
SerializableStackTrace of each cause:
org.continuent.sequoia.common.exceptions.driver.protocol.BackendDriverException
at
org.continuent.sequoia.controller.virtualdatabase.protocol.DistributedStatementExecuteUpdate.executeScheduledRequest(DistributedStatementExecuteUpdate.java:138)
at
org.continuent.sequoia.controller.virtualdatabase.protocol.DistributedRequest.handleMessageMultiThreaded(DistributedRequest.java:157)
at
org.continuent.sequoia.controller.virtualdatabase.DistributedVirtualDatabase.handleMessageMultiThreaded(DistributedVirtualDatabase.java:357)
at
org.continuent.hedera.adapters.MulticastRequestAdapterThread.run(MulticastRequestAdapterThread.java:102)
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