在未开启DDL同步的DB上面做DDL操作被循环执行

A库开启了DDL同步，B库未开启DDL同步，在B库中新建一个表，在B库中删除这个表，重启otter发现以下的错误日志，似乎一直在往A库同步，错误日志如下：

caused by: com.alibaba.otter.canal.parse.exception.CanalParseException: fetch failed by table meta:frc.host_service Caused by: java.io.IOException: ErrorPacket [errorNumber=1146, fieldCount=-1, message=Table 'frc.host_service' doesn't exist, sqlState=42S02, sqlStateMarker=#] with command: desc frc.host_service at com.alibaba.otter.canal.parse.driver.mysql.MysqlQueryExecutor.query(MysqlQueryExecutor.java:60) at com.alibaba.otter.canal.parse.inbound.mysql.MysqlConnection.query(MysqlConnection.java:73) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.TableMetaCache.getTableMeta0(TableMetaCache.java:105) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.TableMetaCache.access$000(TableMetaCache.java:26) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.TableMetaCache$1.apply(TableMetaCache.java:51) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.TableMetaCache$1.apply(TableMetaCache.java:42) at com.google.common.collect.ComputingConcurrentHashMap$ComputingSegment.compute(ComputingConcurrentHashMap.java:155) at com.google.common.collect.ComputingConcurrentHashMap$ComputingSegment.compute(ComputingConcurrentHashMap.java:116) at com.google.common.collect.ComputingConcurrentHashMap.apply(ComputingConcurrentHashMap.java:67) at com.google.common.collect.MapMaker$ComputingMapAdapter.get(MapMaker.java:623) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.TableMetaCache.getTableMeta(TableMetaCache.java:78) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.LogEventConvert.getTableMeta(LogEventConvert.java:677) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.LogEventConvert.parseRowsEvent(LogEventConvert.java:362) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.LogEventConvert.parse(LogEventConvert.java:108) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.LogEventConvert.parse(LogEventConvert.java:62) at com.alibaba.otter.canal.parse.inbound.AbstractEventParser.parseAndProfilingIfNecessary(AbstractEventParser.java:326) at com.alibaba.otter.canal.parse.inbound.AbstractEventParser$3$1.sink(AbstractEventParser.java:176) at com.alibaba.otter.canal.parse.inbound.mysql.MysqlConnection.dump(MysqlConnection.java:129) at com.alibaba.otter.canal.parse.inbound.AbstractEventParser$3.run(AbstractEventParser.java:209) at java.lang.Thread.run(Thread.java:745) ]

原提问者GitHub用户 swift1911