nsivabalan commented on code in PR #17777:
URL: https://github.com/apache/hudi/pull/17777#discussion_r2710285712
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hudi-utilities/src/main/java/org/apache/hudi/utilities/streamer/HoodieStreamer.java:
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@@ -122,6 +122,12 @@ public class HoodieStreamer implements Serializable {
public static final String CHECKPOINT_KEY =
HoodieWriteConfig.STREAMER_CHECKPOINT_KEY;
public static final String CHECKPOINT_RESET_KEY =
STREAMER_CHECKPOINT_RESET_KEY_V1;
+ // Ensure that all columns in the schema are nullable. This is required to
keep the schema backwards compatible when
+ // new columns are added via SQL queries (e.g. When using SQLSource or
SQLFileBasedSource as source of records
+ // written into a table.
+ public static final String ENSURE_ALL_COLUMNS_NULLABLE_KEY =
"hoodie.streamer.transformed.row.nullable";
Review Comment:
We need to make this `ConfigProperty`
I could not find any config classes for RowBased sources. So, we could place
them in HoodieStreamerConfig.
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