JNSimba commented on code in PR #285:
URL:
https://github.com/apache/doris-flink-connector/pull/285#discussion_r1440220361
##########
flink-doris-connector/src/main/java/org/apache/doris/flink/tools/cdc/CdcTools.java:
##########
@@ -148,7 +148,7 @@ private static void syncDatabase(
private static Map<String, String> getConfigMap(MultipleParameterTool
params, String key) {
if (!params.has(key)) {
- return null;
+ return new HashMap<>();
Review Comment:
Is there any problem with returning null?
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