zjureel commented on code in PR #302:
URL: https://github.com/apache/flink-table-store/pull/302#discussion_r977248865
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flink-table-store-core/src/main/java/org/apache/flink/table/store/file/schema/SchemaManager.java:
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@@ -173,6 +174,15 @@ public TableSchema commitChanges(List<SchemaChange>
changes) throws Exception {
newOptions.remove(removeOption.key());
} else if (change instanceof AddColumn) {
AddColumn addColumn = (AddColumn) change;
+ Set<String> fieldNames =
Review Comment:
> Why not directly filter the field name of add column in the stream of
`newFields`?
It's an interesting question. Maybe that the data types of these two columns
are different, so i think it's better to return the error message to the user
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