dorlevi opened a new issue, #12705:
URL: https://github.com/apache/pinot/issues/12705
A simple min/max over a big_decimal fails when using the multi-stage engine,
**Query:**
`select min(block_number) from
org_2dYiMRMfas142XRKQ3bJIqmN3V6_erc20_balance_changes limit 10`
**Error:**
`Error Code: 200
QueryExecutionError:
Received error query execution result block: {1000=Unable to create DataBlock
java.lang.RuntimeException: Unable to create DataBlock
at
org.apache.pinot.query.runtime.blocks.TransferableBlock.getDataBlock(TransferableBlock.java:140)
at
org.apache.pinot.query.mailbox.GrpcSendingMailbox.toMailboxContent(GrpcSendingMailbox.java:121)
at
org.apache.pinot.query.mailbox.GrpcSendingMailbox.send(GrpcSendingMailbox.java:72)
at
org.apache.pinot.query.runtime.operator.exchange.BlockExchange.sendBlock(BlockExchange.java:126)
...
Caused by: java.lang.ClassCastException: class java.lang.Double cannot be
cast to class java.math.BigDecimal (java.lang.Double and java.math.BigDecimal
are in module java.base of loader 'bootstrap')
at
org.apache.pinot.core.common.datablock.DataBlockBuilder.buildFromRows(DataBlockBuilder.java:148)
at
org.apache.pinot.query.runtime.blocks.TransferableBlock.getDataBlock(TransferableBlock.java:133)
... 16 more}
org.apache.pinot.query.service.dispatch.QueryDispatcher.getResultTable(QueryDispatcher.java:332)
org.apache.pinot.query.service.dispatch.QueryDispatcher.runReducer(QueryDispatcher.java:276)
org.apache.pinot.query.service.dispatch.QueryDispatcher.submitAndReduce(QueryDispatcher.java:100)
org.apache.pinot.broker.requesthandler.MultiStageBrokerRequestHandler.handleRequest(MultiStageBrokerRequestHandler.java:199)`
the same query works on v1 query engine.
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