manuzhang opened a new issue, #8990:
URL: https://github.com/apache/iceberg/issues/8990

   ### Apache Iceberg version
   
   1.2.1
   
   ### Query engine
   
   Spark
   
   ### Please describe the bug 🐞
   
   The following exception was thrown when reading an imported Spark parquet 
table with filter.
   
   ```
   java.lang.IllegalArgumentException: Cannot decode dictionary of type: INT96
       at 
org.apache.iceberg.parquet.ParquetDictionaryRowGroupFilter$EvalVisitor.dict(ParquetDictionaryRowGroupFilter.java:458)
       at 
org.apache.iceberg.parquet.ParquetDictionaryRowGroupFilter$EvalVisitor.eq(ParquetDictionaryRowGroupFilter.java:293)
       at 
org.apache.iceberg.parquet.ParquetDictionaryRowGroupFilter$EvalVisitor.eq(ParquetDictionaryRowGroupFilter.java:80)
       at 
org.apache.iceberg.expressions.ExpressionVisitors$BoundExpressionVisitor.predicate(ExpressionVisitors.java:162)
       at 
org.apache.iceberg.expressions.ExpressionVisitors.visitEvaluator(ExpressionVisitors.java:390)
       at 
org.apache.iceberg.expressions.ExpressionVisitors.visitEvaluator(ExpressionVisitors.java:409)
       at 
org.apache.iceberg.parquet.ParquetDictionaryRowGroupFilter$EvalVisitor.eval(ParquetDictionaryRowGroupFilter.java:118)
       at 
org.apache.iceberg.parquet.ParquetDictionaryRowGroupFilter$EvalVisitor.access$100(ParquetDictionaryRowGroupFilter.java:80)
       at 
org.apache.iceberg.parquet.ParquetDictionaryRowGroupFilter.shouldRead(ParquetDictionaryRowGroupFilter.java:74)
       at org.apache.iceberg.parquet.ReadConf.<init>(ReadConf.java:119)
   ```


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