|   I previously used an HBase datastore, but wanted to take advantage of the stats available in the Accumulo datastore. I'm using the same schema, but ingest fails with the following exception:  
                                                         
                                                            org.parboiled.errors.ParserRuntimeException: Error while parsing action 'stat/org$locationtech$geomesa$utils$stats$StatParser$$stats/OneOrMore/ZeroOrMore/Sequence/org$locationtech$geomesa$utils$stats$StatParser$$singleStat/org$locationtech$geomesa$utils$stats$StatParser$$histogram/org$locationtech$geomesa$utils$stats$StatParser$$histogramAction1' at input position (line 1, pos 297):  Count();MinMax("ping_location");MinMax("timestamp");MinMax("cruise_name");MinMax("frequency_khz");TopK("cruise_name");TopK("frequency_khz");Histogram("ping_location",10000,"POINT (-10 -10)","POINT (10 10)");Histogram("timestamp",1000,"Mon Sep 23 17:11:40 GMT 2019","Mon Sep 23 17:13:40 GMT 2019");Histogram("cruise_name",1000,"0","z");Histogram("frequency_khz",1000,"-100","100");Frequency("cruise_name","timestamp",week,20);Frequency("frequency_khz","timestamp",week,1);Frequency("cruise_name",20);Frequency("frequency_khz",1);Z3Histogram("ping_location","timestamp",week,10000)  ^  
                                                            java.lang.RuntimeException: Unexpected class binding for stat attribute: class java.sql.Timestamp  at org.parboiled.MatcherContext.runMatcher(MatcherContext.java:366)  at org.parboiled.matchers.SequenceMatcher.match(SequenceMatcher.java:46)  at org.parboiled.parserunners.BasicParseRunner.match(BasicParseRunner.java:77)  at org.parboiled.MatcherContext.runMatcher(MatcherContext.java:351)  at org.parboiled.matchers.FirstOfMatcher.match(FirstOfMatcher.java:41)  at org.parboiled.parserunners.BasicParseRunner.match(BasicParseRunner.java:77)  at org.parboiled.MatcherContext.runMatcher(MatcherContext.java:351)  at org.parboiled.matchers.SequenceMatcher.match(SequenceMatcher.java:46)  at org.parboiled.parserunners.BasicParseRunner.match(BasicParseRunner.java:77)  at org.parboiled.MatcherContext.runMatcher(MatcherContext.java:351)  at org.parboiled.matchers.ZeroOrMoreMatcher.match(ZeroOrMoreMatcher.java:39)  at org.parboiled.parserunners.BasicParseRunner.match(BasicParseRunner.java:77)  at org.parboiled.MatcherContext.runMatcher(MatcherContext.java:351)  at org.parboiled.matchers.SequenceMatcher.match(SequenceMatcher.java:46)  at org.parboiled.parserunners.BasicParseRunner.match(BasicParseRunner.java:77)  at org.parboiled.MatcherContext.runMatcher(MatcherContext.java:351)  at org.parboiled.matchers.SequenceMatcher.match(SequenceMatcher.java:46)  at org.parboiled.parserunners.BasicParseRunner.match(BasicParseRunner.java:77)  at org.parboiled.MatcherContext.runMatcher(MatcherContext.java:351)  at org.parboiled.matchers.SequenceMatcher.match(SequenceMatcher.java:46)  at org.parboiled.parserunners.BasicParseRunner.match(BasicParseRunner.java:77)  at org.parboiled.MatcherContext.runMatcher(MatcherContext.java:351)  at org.parboiled.parserunners.BasicParseRunner.run(BasicParseRunner.java:72)  at org.parboiled.parserunners.ReportingParseRunner.runBasicMatch(ReportingParseRunner.java:86)  at org.parboiled.parserunners.ReportingParseRunner.run(ReportingParseRunner.java:66)  at org.parboiled.scala.parserunners.ReportingParseRunner.run(ReportingParseRunner.scala:34)  at org.locationtech.geomesa.utils.stats.StatParser$.parse(StatParser.scala:36)  at org.locationtech.geomesa.utils.stats.Stat$.apply(Stat.scala:189)  at org.locationtech.geomesa.index.stats.MetadataBackedStats$MetadataStatUpdater.<init>(MetadataBackedStats.scala:360)  at org.locationtech.geomesa.accumulo.data.stats.AccumuloGeoMesaStats$AccumuloStatUpdater.<init>(AccumuloGeoMesaStats.scala:136)  at org.locationtech.geomesa.accumulo.data.stats.AccumuloGeoMesaStats.statUpdater(AccumuloGeoMesaStats.scala:63)  at org.locationtech.geomesa.index.geotools.GeoMesaFeatureWriter$class.$init$(GeoMesaFeatureWriter.scala:42)  at org.locationtech.geomesa.index.geotools.GeoMesaFeatureWriter$TableFeatureWriter.<init>(GeoMesaFeatureWriter.scala:145)  at org.locationtech.geomesa.index.geotools.GeoMesaFeatureWriter$$anon$3.<init>(GeoMesaFeatureWriter.scala:108)  at org.locationtech.geomesa.index.geotools.GeoMesaFeatureWriter$.apply(GeoMesaFeatureWriter.scala:108)  at org.locationtech.geomesa.index.geotools.GeoMesaDataStore.getFeatureWriterAppend(GeoMesaDataStore.scala:348)  at org.locationtech.geomesa.index.geotools.GeoMesaDataStore.getFeatureWriterAppend(GeoMesaDataStore.scala:48)  at edu.colorado.cires.cmg.echofish.ingest.processors.FeaturePersister.persist(FeaturePersister.java:26)  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)  at java.lang.reflect.Method.invoke(Method.java:498)  at org.apache.camel.component.bean.MethodInfo.invoke(MethodInfo.java:481)  at org.apache.camel.component.bean.MethodInfo$1.doProceed(MethodInfo.java:300)  at org.apache.camel.component.bean.MethodInfo$1.proceed(MethodInfo.java:273)  at org.apache.camel.component.bean.AbstractBeanProcessor.process(AbstractBeanProcessor.java:198)  at org.apache.camel.component.bean.BeanProcessor.process(BeanProcessor.java:53)  at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:548)  at org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201)  at org.apache.camel.processor.Pipeline.process(Pipeline.java:138)  at org.apache.camel.processor.Pipeline.process(Pipeline.java:101)  at org.apache.camel.processor.FilterProcessor.process(FilterProcessor.java:57)  at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:548)  at org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201)  at org.apache.camel.processor.Pipeline.process(Pipeline.java:138)  at org.apache.camel.processor.Pipeline.process(Pipeline.java:101)  at org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201)  at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:97)  at org.apache.camel.component.kafka.KafkaConsumer$KafkaFetchRecords.doRun(KafkaConsumer.java:326)  at org.apache.camel.component.kafka.KafkaConsumer$KafkaFetchRecords.run(KafkaConsumer.java:215)  at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)  at java.util.concurrent.FutureTask.run(FutureTask.java:266)  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)  at java.lang.Thread.run(Thread.java:748)  Caused by: java.lang.RuntimeException: Unexpected class binding for stat attribute: class java.sql.Timestamp  at org.locationtech.geomesa.utils.stats.Stat$.destringifier(Stat.scala:383)  at org.locationtech.geomesa.utils.stats.StatParser$$anonfun$org$locationtech$geomesa$utils$stats$StatParser$$histogram$1$$anonfun$apply$19.apply(StatParser.scala:166)  at org.locationtech.geomesa.utils.stats.StatParser$$anonfun$org$locationtech$geomesa$utils$stats$StatParser$$histogram$1$$anonfun$apply$19.apply(StatParser.scala:164)  at org.parboiled.scala.rules.Rule$$anonfun$exec$4.apply(Rule.scala:221)  at org.parboiled.scala.rules.Rule$$anonfun$exec$4.apply(Rule.scala:217)  at org.parboiled.scala.rules.Rule$$anonfun$push$1.apply(Rule.scala:133)  at org.parboiled.scala.rules.Rule$$anonfun$push$1.apply(Rule.scala:132)  at org.parboiled.scala.rules.Rule$$anon$1.run(Rule.scala:129)  at org.parboiled.matchers.ActionMatcher.match(ActionMatcher.java:96)  at org.parboiled.parserunners.BasicParseRunner.match(BasicParseRunner.java:77)  at org.parboiled.MatcherContext.runMatcher(MatcherContext.java:351)  ... 64 more 
                                                          Here is my schema:  
                                                         
                                                            cruise_name:String,  frequency_khz:Integer,  ping_index:Integer,  distance_gps:Double,  distance_vl:Double,  timestamp:Timestamp,  *ping_location:Point:srid=4326,  depth_start:Double,  depth_stop:Double,  range_start:Double,  range_stop:Double,  data:ListDouble 
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