longtengz opened a new issue #13127:
URL: https://github.com/apache/pulsar/issues/13127
**Describe the bug**
Trino EOF exception when I send empty byte array as payload for messages.
**To Reproduce**
Steps to reproduce the behavior:
1. send some non-empty payload message of avro type
2. use trino to `select *` or any `select` from that topic
3. trino returns correctly
4. now, send one empty payload message
5. use trino to `select *` or any `select` from that same topic
6. trino EOF exception
**Expected behavior**
A clear and concise description of what you expected to happen.
**Screenshots**
error log from trino
```
org.apache.pulsar.client.api.SchemaSerializationException:
java.io.EOFException
at
org.apache.pulsar.client.impl.schema.generic.GenericAvroReader.read(GenericAvroReader.java:106)
at
org.apache.pulsar.client.impl.schema.generic.GenericAvroReader.read(GenericAvroReader.java:42)
at
org.apache.pulsar.client.impl.schema.reader.AbstractMultiVersionReader.read(AbstractMultiVersionReader.java:74)
at
org.apache.pulsar.client.impl.schema.AbstractStructSchema.decode(AbstractStructSchema.java:70)
at
org.apache.pulsar.sql.presto.AvroSchemaHandler.deserialize(AvroSchemaHandler.java:69)
at
org.apache.pulsar.sql.presto.PulsarRecordCursor.advanceNextPosition(PulsarRecordCursor.java:431)
at
io.prestosql.spi.connector.RecordPageSource.getNextPage(RecordPageSource.java:90)
at
io.prestosql.operator.TableScanOperator.getOutput(TableScanOperator.java:302)
at io.prestosql.operator.Driver.processInternal(Driver.java:379)
at io.prestosql.operator.Driver.lambda$processFor$8(Driver.java:283)
at io.prestosql.operator.Driver.tryWithLock(Driver.java:675)
at io.prestosql.operator.Driver.processFor(Driver.java:276)
at
io.prestosql.execution.SqlTaskExecution$DriverSplitRunner.processFor(SqlTaskExecution.java:1075)
at
io.prestosql.execution.executor.PrioritizedSplitRunner.process(PrioritizedSplitRunner.java:163)
at
io.prestosql.execution.executor.TaskExecutor$TaskRunner.run(TaskExecutor.java:484)
at
io.prestosql.$gen.Presto_332__testversion____20211203_155215_2.run(Unknown
Source)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.io.EOFException
at
org.apache.avro.io.BinaryDecoder.ensureBounds(BinaryDecoder.java:509)
at org.apache.avro.io.BinaryDecoder.readLong(BinaryDecoder.java:181)
at
org.apache.avro.io.BinaryDecoder.readString(BinaryDecoder.java:279)
at
org.apache.avro.io.ResolvingDecoder.readString(ResolvingDecoder.java:209)
at
org.apache.avro.generic.GenericDatumReader.readString(GenericDatumReader.java:467)
at
org.apache.avro.generic.GenericDatumReader.readString(GenericDatumReader.java:458)
at
org.apache.avro.generic.GenericDatumReader.readWithoutConversion(GenericDatumReader.java:182)
at
org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:151)
at
org.apache.avro.generic.GenericDatumReader.readField(GenericDatumReader.java:248)
at
org.apache.avro.generic.GenericDatumReader.readRecord(GenericDatumReader.java:237)
at
org.apache.avro.generic.GenericDatumReader.readWithoutConversion(GenericDatumReader.java:170)
at
org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:151)
at
org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:144)
at
org.apache.pulsar.client.impl.schema.generic.GenericAvroReader.read(GenericAvroReader.java:101)
... 18 more
```
**Desktop (please complete the following information):**
- pulsar 2.7.3
**Additional context**
Add any other context about the problem here.
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