yuxiqian commented on code in PR #4493:
URL: https://github.com/apache/flink-cdc/pull/4493#discussion_r3710058903
##########
flink-cdc-cli/src/main/java/org/apache/flink/cdc/cli/CliFrontendOptions.java:
##########
@@ -52,8 +52,7 @@ public class CliFrontendOptions {
.hasArg()
.desc(
"The deployment target for the execution. This can
take one of the following values "
Review Comment:
Yes! It could also be constructed like this:
```java
public static final ConfigOption<SchemaChangeBehavior>
PIPELINE_SCHEMA_CHANGE_BEHAVIOR =
ConfigOptions.key("schema.change.behavior")
.enumType(SchemaChangeBehavior.class)
.defaultValue(SchemaChangeBehavior.LENIENT)
.withDescription(
Description.builder()
.text("Behavior for handling schema
change events. ")
.linebreak()
.add(
ListElement.list(
text("IGNORE: Drop all
schema change events."),
text(
"LENIENT: Apply
schema changes to downstream tolerantly, and keeps executing if applying
fails."),
text(
"TRY_EVOLVE:
Apply schema changes to downstream, but keeps executing if applying fails."),
text(
"EVOLVE: Apply
schema changes to downstream. This requires sink to support handling schema
changes."),
text(
"EXCEPTION:
Throw an exception to terminate the sync pipeline.")))
.build());
```
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