AWS EFK aws lambda kubernetes hadoop kubernetesnfs AWS sagemaker nifi docker GitLab ElasticSearch druid TroubleShooting Kafka Python kafka mysql connect strimzi mysql-connector-python postgres copy csv postgres copy error certificate error ca-certificate 빅데이터분석기사후기 빅분기실기 git unpacker error csv한글 sparkdriver error Druid Kubernetes Druid Log dockerlogin AirflowOperator Apache Druid Druid란 kafkatest kafkahelm설치 kafkahelminstall kafkahelmchart kubernetesprovisioner nfsprovisioner nfs/sbin/mount NFShelperprogram sshfailed ssh접속에러 podpending pvcunbound hadoopecosystem hadoopport Hadoopsinglenode Hadoopinstall dockershebang HadoopYARN AWSEC2서버접속 AWSEC2putty AWSEC2window AWSEC2접속 AWSEC2 powershell스크립트오류 vscodepowershell vscode터미널오류 workernodekubectl kubectl사용하기 datetime사용 pythondatetime datetime모듈 python진수 python진수변환 빅데이터플랫폼사례 axios란 kiali배포 EFK배포 elasticsearch란 nifi란 Lambda Layer AWS endpoint NiFi install NiFi설치 ldap연동 kiali 빅분기필기 kafka-connect 엑셀한글깨짐 log_bin_trust_function_creators helm chart 데이터파이프라인 빅데이터분석기사 git error airflow csv한글깨짐 sagemaker pyspark axios graphql Dockerfile dataflow MSA Kibana 빅데이터플랫폼 tensorflow helm hooks fluentd Spark Aggregation dml mapreduce Yarn Shebang DDL Provider DCL ssh DB ubuntu OpenSource MySQL