suhwan-cheon commented on code in PR #4277:
URL: https://github.com/apache/flink-cdc/pull/4277#discussion_r2850128392
##########
flink-cdc-connect/flink-cdc-pipeline-connectors/flink-cdc-pipeline-connector-iceberg/src/main/java/org/apache/flink/cdc/connectors/iceberg/sink/utils/IcebergTypeUtils.java:
##########
@@ -53,6 +60,66 @@ public static Types.NestedField
convertCdcColumnToIcebergField(
column.getComment());
}
+ /**
+ * Parse a CDC default value expression string into an Iceberg {@link
Literal}.
+ *
+ * @return the parsed Literal, or null if the expression is null or cannot
be parsed for the
+ * given type.
+ */
+ @Nullable
+ public static Literal<?> parseDefaultValue(
+ @Nullable String defaultValueExpression, DataType cdcType) {
+ if (defaultValueExpression == null) {
+ return null;
+ }
+ try {
+ switch (cdcType.getTypeRoot()) {
+ case CHAR:
+ case VARCHAR:
+ return Literal.of(defaultValueExpression);
+ case BOOLEAN:
Review Comment:
similar review comment #1
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