yuxiqian commented on code in PR #4246:
URL: https://github.com/apache/flink-cdc/pull/4246#discussion_r2958172129
##########
flink-cdc-connect/flink-cdc-source-connectors/flink-connector-mysql-cdc/src/main/java/org/apache/flink/cdc/connectors/mysql/source/config/MySqlSourceConfigFactory.java:
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@@ -397,8 +413,26 @@ public MySqlSourceConfig createConfig(int subtaskId,
String serverName) {
if (databaseList != null) {
props.setProperty("database.include.list", String.join(",",
databaseList));
}
+ // Validate: Two modes are mutually exclusive
+ if (scanBinlogNewlyAddedTableEnabled && scanNewlyAddedTableEnabled) {
+ throw new IllegalArgumentException(
+ "Cannot enable both
'scan.binlog.newly-added-table.enabled' and "
+ + "'scan.newly-added-table.enabled' as they may
cause duplicate data");
+ }
+
if (tableList != null) {
- props.setProperty("table.include.list", String.join(",",
tableList));
+ // Convert table patterns to Debezium style if binlog auto-capture
is enabled
+ if (scanBinlogNewlyAddedTableEnabled) {
+ String originalPattern = String.join(",", tableList);
+ String debeziumPattern =
convertToDebeziumStyle(originalPattern);
+ props.setProperty("table.include.list", debeziumPattern);
Review Comment:
IIUC MySQL DataStream connector uses standard RegEx (`.` is wildcard matcher
and `\.` is the dot character). Keeping the same behavior in binlog capturing
mode unchanged would make more sense.
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