public MongoDBSourceConfigFactory databaseList(String... databases) {
        this.databaseList = Arrays.asList(databases);
        return this;
    }
Regular expressions list that match database names to be monitored.
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/mongodb-cdc/src/main/java/org/apache/inlong/sort/cdc/mongodb/source/config/MongoDBSourceConfigFactory.java