JingsongLi commented on a change in pull request #10371: [FLINK-14953][formats]
use table type to build parquet FilterPredicate
URL: https://github.com/apache/flink/pull/10371#discussion_r353521463
##########
File path:
flink-formats/flink-parquet/src/main/java/org/apache/flink/formats/parquet/ParquetTableSource.java
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@@ -200,6 +204,8 @@ private ParquetTableSource(String path, MessageType
parquetSchema, Configuration
for (FilterPredicate converted :
convertedPredicates.subList(1, convertedPredicates.size())) {
parquetPredicate =
FilterApi.and(parquetPredicate, converted);
}
+ parquetPredicate =
LogicalInverseRewriter.rewrite(parquetPredicate);
+ SchemaCompatibilityValidator.validate(parquetPredicate,
parquetSchema);
Review comment:
Why we need rewrite and validate?
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