andygrove opened a new issue, #3772:
URL: https://github.com/apache/arrow-datafusion/issues/3772
**Describe the bug**
```
Error: ArrowError(ExternalError(ArrowError(ExternalError(Execution("Arrow
error: External error: Execution error: Arrow error: External error: Execution
error: Failed to map column projection for field l_quantity. Incompatible data
types Decimal128(11, 2) and Decimal128(15, 2)")))))
```
**To Reproduce**
```
./target/release/tpch benchmark datafusion --query 1 --path
/mnt/bigdata/tpch/sf10-parquet/ --format parquet --iterations 1 -n 48
```
**Expected behavior**
A clear and concise description of what you expected to happen.
**Additional context**
Add any other context about the problem here.
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