flinksql sink to sr often fail because of nullpoint
flinksqlorDSsinktostarrocksoftenfailbecauseofnullpointflinksql和flinkdssinkstarrocks经常报NullpointException重新编译代码并上传到flink集群验证,有效flinksql和flinkdssinkstarrocks经常报NullpointException使用flink-starrocks-connec