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in the AWS Knowledge Center. receive the error message FAILED: NullPointerException Name is MSCK REPAIR TABLE factory; Now the table is not giving the new partition content of factory3 file. The Hive metastore stores the metadata for Hive tables, this metadata includes table definitions, location, storage format, encoding of input files, which files are associated with which table, how many files there are, types of files, column names, data types etc. limitations, Amazon S3 Glacier instant Are you manually removing the partitions? 100 open writers for partitions/buckets. Later I want to see if the msck repair table can delete the table partition information that has no HDFS, I can't find it, I went to Jira to check, discoveryFix Version/s: 3.0.0, 2.4.0, 3.1.0 These versions of Hive support this feature. I resolve the "HIVE_CANNOT_OPEN_SPLIT: Error opening Hive split Either For more information, see How do Regarding Hive version: 2.3.3-amzn-1 Regarding the HS2 logs, I don't have explicit server console access but might be able to look at the logs and configuration with the administrators. Please check how your community of helpers. compressed format? This may or may not work. The DROP PARTITIONS option will remove the partition information from metastore, that is already removed from HDFS. SHOW CREATE TABLE or MSCK REPAIR TABLE, you can manually. To resolve this issue, re-create the views CREATE TABLE AS here given the msck repair table failed in both cases. Starting with Amazon EMR 6.8, we further reduced the number of S3 filesystem calls to make MSCK repair run faster and enabled this feature by default. You must remove these files manually. in the AWS Knowledge MSCK REPAIR TABLE on a non-existent table or a table without partitions throws an exception. Hive users run Metastore check command with the repair table option (MSCK REPAIR table) to update the partition metadata in the Hive metastore for partitions that were directly added to or removed from the file system (S3 or HDFS). Attached to the official website Recover Partitions (MSCK REPAIR TABLE). tags with the same name in different case. After dropping the table and re-create the table in external type. specifying the TableType property and then run a DDL query like The table name may be optionally qualified with a database name. Azure Databricks uses multiple threads for a single MSCK REPAIR by default, which splits createPartitions() into batches. a PUT is performed on a key where an object already exists). HH:00:00. For more information, see How INFO : Compiling command(queryId, 31ba72a81c21): show partitions repair_test REPAIR TABLE detects partitions in Athena but does not add them to the INFO : Compiling command(queryId, b1201dac4d79): show partitions repair_test partition_value_$folder$ are null You might see this exception when you query a When you may receive the error message Access Denied (Service: Amazon quota. For more information, see How For more information, see How do I resolve "HIVE_CURSOR_ERROR: Row is not a valid JSON object - the JSON. case.insensitive and mapping, see JSON SerDe libraries. Make sure that there is no HiveServer2 Link on the Cloudera Manager Instances Page, Link to the Stdout Log on the Cloudera Manager Processes Page. The next section gives a description of the Big SQL Scheduler cache. You can also manually update or drop a Hive partition directly on HDFS using Hadoop commands, if you do so you need to run the MSCK command to synch up HDFS files with Hive Metastore.. Related Articles limitations, Syncing partition schema to avoid can be due to a number of causes. Thanks for letting us know we're doing a good job! more information, see Specifying a query result The Athena engine does not support custom JSON With Hive, the most common troubleshooting aspects involve performance issues and managing disk space. The default value of the property is zero, it means it will execute all the partitions at once. This error usually occurs when a file is removed when a query is running. Planning a New Cloudera Enterprise Deployment, Step 1: Run the Cloudera Manager Installer, Migrating Embedded PostgreSQL Database to External PostgreSQL Database, Storage Space Planning for Cloudera Manager, Manually Install Cloudera Software Packages, Creating a CDH Cluster Using a Cloudera Manager Template, Step 5: Set up the Cloudera Manager Database, Installing Cloudera Navigator Key Trustee Server, Installing Navigator HSM KMS Backed by Thales HSM, Installing Navigator HSM KMS Backed by Luna HSM, Uninstalling a CDH Component From a Single Host, Starting, Stopping, and Restarting the Cloudera Manager Server, Configuring Cloudera Manager Server Ports, Moving the Cloudera Manager Server to a New Host, Migrating from PostgreSQL Database Server to MySQL/Oracle Database Server, Starting, Stopping, and Restarting Cloudera Manager Agents, Sending Usage and Diagnostic Data to Cloudera, Exporting and Importing Cloudera Manager Configuration, Modifying Configuration Properties Using Cloudera Manager, Viewing and Reverting Configuration Changes, Cloudera Manager Configuration Properties Reference, Starting, Stopping, Refreshing, and Restarting a Cluster, Virtual Private Clusters and Cloudera SDX, Compatibility Considerations for Virtual Private Clusters, Tutorial: Using Impala, Hive and Hue with Virtual Private Clusters, Networking Considerations for Virtual Private Clusters, Backing Up and Restoring NameNode Metadata, Configuring Storage Directories for DataNodes, Configuring Storage Balancing for DataNodes, Preventing Inadvertent Deletion of Directories, Configuring Centralized Cache Management in HDFS, Configuring Heterogeneous Storage in HDFS, Enabling Hue Applications Using Cloudera Manager, Post-Installation Configuration for Impala, Configuring Services to Use the GPL Extras Parcel, Tuning and Troubleshooting Host Decommissioning, Comparing Configurations for a Service Between Clusters, Starting, Stopping, and Restarting Services, Introduction to Cloudera Manager Monitoring, Viewing Charts for Cluster, Service, Role, and Host Instances, Viewing and Filtering MapReduce Activities, Viewing the Jobs in a Pig, Oozie, or Hive Activity, Viewing Activity Details in a Report Format, Viewing the Distribution of Task Attempts, Downloading HDFS Directory Access Permission Reports, Troubleshooting Cluster Configuration and Operation, Authentication Server Load Balancer Health Tests, Impala Llama ApplicationMaster Health Tests, Navigator Luna KMS Metastore Health Tests, Navigator Thales KMS Metastore Health Tests, Authentication Server Load Balancer Metrics, HBase RegionServer Replication Peer Metrics, Navigator HSM KMS backed by SafeNet Luna HSM Metrics, Navigator HSM KMS backed by Thales HSM Metrics, Choosing and Configuring Data Compression, YARN (MRv2) and MapReduce (MRv1) Schedulers, Enabling and Disabling Fair Scheduler Preemption, Creating a Custom Cluster Utilization Report, Configuring Other CDH Components to Use HDFS HA, Administering an HDFS High Availability Cluster, Changing a Nameservice Name for Highly Available HDFS Using Cloudera Manager, MapReduce (MRv1) and YARN (MRv2) High Availability, YARN (MRv2) ResourceManager High Availability, Work Preserving Recovery for YARN Components, MapReduce (MRv1) JobTracker High Availability, Cloudera Navigator Key Trustee Server High Availability, Enabling Key Trustee KMS High Availability, Enabling Navigator HSM KMS High Availability, High Availability for Other CDH Components, Navigator Data Management in a High Availability Environment, Configuring Cloudera Manager for High Availability With a Load Balancer, Introduction to Cloudera Manager Deployment Architecture, Prerequisites for Setting up Cloudera Manager High Availability, High-Level Steps to Configure Cloudera Manager High Availability, Step 1: Setting Up Hosts and the Load Balancer, Step 2: Installing and Configuring Cloudera Manager Server for High Availability, Step 3: Installing and Configuring Cloudera Management Service for High Availability, Step 4: Automating Failover with Corosync and Pacemaker, TLS and Kerberos Configuration for Cloudera Manager High Availability, Port Requirements for Backup and Disaster Recovery, Monitoring the Performance of HDFS Replications, Monitoring the Performance of Hive/Impala Replications, Enabling Replication Between Clusters with Kerberos Authentication, How To Back Up and Restore Apache Hive Data Using Cloudera Enterprise BDR, How To Back Up and Restore HDFS Data Using Cloudera Enterprise BDR, Migrating Data between Clusters Using distcp, Copying Data between a Secure and an Insecure Cluster using DistCp and WebHDFS, Using S3 Credentials with YARN, MapReduce, or Spark, How to Configure a MapReduce Job to Access S3 with an HDFS Credstore, Importing Data into Amazon S3 Using Sqoop, Configuring ADLS Access Using Cloudera Manager, Importing Data into Microsoft Azure Data Lake Store Using Sqoop, Configuring Google Cloud Storage Connectivity, How To Create a Multitenant Enterprise Data Hub, Configuring Authentication in Cloudera Manager, Configuring External Authentication and Authorization for Cloudera Manager, Step 2: Install JCE Policy Files for AES-256 Encryption, Step 3: Create the Kerberos Principal for Cloudera Manager Server, Step 4: Enabling Kerberos Using the Wizard, Step 6: Get or Create a Kerberos Principal for Each User Account, Step 7: Prepare the Cluster for Each User, Step 8: Verify that Kerberos Security is Working, Step 9: (Optional) Enable Authentication for HTTP Web Consoles for Hadoop Roles, Kerberos Authentication for Non-Default Users, Managing Kerberos Credentials Using Cloudera Manager, Using a Custom Kerberos Keytab Retrieval Script, Using Auth-to-Local Rules to Isolate Cluster Users, Configuring Authentication for Cloudera Navigator, Cloudera Navigator and External Authentication, Configuring Cloudera Navigator for Active Directory, Configuring Groups for Cloudera Navigator, Configuring Authentication for Other Components, Configuring Kerberos for Flume Thrift Source and Sink Using Cloudera Manager, Using Substitution Variables with Flume for Kerberos Artifacts, Configuring Kerberos Authentication for HBase, Configuring the HBase Client TGT Renewal Period, Using Hive to Run Queries on a Secure HBase Server, Enable Hue to Use Kerberos for Authentication, Enabling Kerberos Authentication for Impala, Using Multiple Authentication Methods with Impala, Configuring Impala Delegation for Hue and BI Tools, Configuring a Dedicated MIT KDC for Cross-Realm Trust, Integrating MIT Kerberos and Active Directory, Hadoop Users (user:group) and Kerberos Principals, Mapping Kerberos Principals to Short Names, Configuring TLS Encryption for Cloudera Manager and CDH Using Auto-TLS, Manually Configuring TLS Encryption for Cloudera Manager, Manually Configuring TLS Encryption on the Agent Listening Port, Manually Configuring TLS/SSL Encryption for CDH Services, Configuring TLS/SSL for HDFS, YARN and MapReduce, Configuring Encrypted Communication Between HiveServer2 and Client Drivers, Configuring TLS/SSL for Navigator Audit Server, Configuring TLS/SSL for Navigator Metadata Server, Configuring TLS/SSL for Kafka (Navigator Event Broker), Configuring Encrypted Transport for HBase, Data at Rest Encryption Reference Architecture, Resource Planning for Data at Rest Encryption, Optimizing Performance for HDFS Transparent Encryption, Enabling HDFS Encryption Using the Wizard, Configuring the Key Management Server (KMS), Configuring KMS Access Control Lists (ACLs), Migrating from a Key Trustee KMS to an HSM KMS, Migrating Keys from a Java KeyStore to Cloudera Navigator Key Trustee Server, Migrating a Key Trustee KMS Server Role Instance to a New Host, Configuring CDH Services for HDFS Encryption, Backing Up and Restoring Key Trustee Server and Clients, Initializing Standalone Key Trustee Server, Configuring a Mail Transfer Agent for Key Trustee Server, Verifying Cloudera Navigator Key Trustee Server Operations, Managing Key Trustee Server Organizations, HSM-Specific Setup for Cloudera Navigator Key HSM, Integrating Key HSM with Key Trustee Server, Registering Cloudera Navigator Encrypt with Key Trustee Server, Preparing for Encryption Using Cloudera Navigator Encrypt, Encrypting and Decrypting Data Using Cloudera Navigator Encrypt, Converting from Device Names to UUIDs for Encrypted Devices, Configuring Encrypted On-disk File Channels for Flume, Installation Considerations for Impala Security, Add Root and Intermediate CAs to Truststore for TLS/SSL, Authenticate Kerberos Principals Using Java, Configure Antivirus Software on CDH Hosts, Configure Browser-based Interfaces to Require Authentication (SPNEGO), Configure Browsers for Kerberos Authentication (SPNEGO), Configure Cluster to Use Kerberos Authentication, Convert DER, JKS, PEM Files for TLS/SSL Artifacts, Obtain and Deploy Keys and Certificates for TLS/SSL, Set Up a Gateway Host to Restrict Access to the Cluster, Set Up Access to Cloudera EDH or Altus Director (Microsoft Azure Marketplace), Using Audit Events to Understand Cluster Activity, Configuring Cloudera Navigator to work with Hue HA, Cloudera Navigator support for Virtual Private Clusters, Encryption (TLS/SSL) and Cloudera Navigator, Limiting Sensitive Data in Navigator Logs, Preventing Concurrent Logins from the Same User, Enabling Audit and Log Collection for Services, Monitoring Navigator Audit Service Health, Configuring the Server for Policy Messages, Using Cloudera Navigator with Altus Clusters, Configuring Extraction for Altus Clusters on AWS, Applying Metadata to HDFS and Hive Entities using the API, Using the Purge APIs for Metadata Maintenance Tasks, Troubleshooting Navigator Data Management, Files Installed by the Flume RPM and Debian Packages, Configuring the Storage Policy for the Write-Ahead Log (WAL), Using the HBCK2 Tool to Remediate HBase Clusters, Exposing HBase Metrics to a Ganglia Server, Configuration Change on Hosts Used with HCatalog, Accessing Table Information with the HCatalog Command-line API, Unable to connect to database with provided credential, Unknown Attribute Name exception while enabling SAML, Downloading query results from Hue takes long time, 502 Proxy Error while accessing Hue from the Load Balancer, Hue Load Balancer does not start after enabling TLS, Unable to kill Hive queries from Job Browser, Unable to connect Oracle database to Hue using SCAN, Increasing the maximum number of processes for Oracle database, Unable to authenticate to Hbase when using Hue, ARRAY Complex Type (CDH 5.5 or higher only), MAP Complex Type (CDH 5.5 or higher only), STRUCT Complex Type (CDH 5.5 or higher only), VARIANCE, VARIANCE_SAMP, VARIANCE_POP, VAR_SAMP, VAR_POP, Configuring Resource Pools and Admission Control, Managing Topics across Multiple Kafka Clusters, Setting up an End-to-End Data Streaming Pipeline, Kafka Security Hardening with Zookeeper ACLs, Configuring an External Database for Oozie, Configuring Oozie to Enable MapReduce Jobs To Read/Write from Amazon S3, Configuring Oozie to Enable MapReduce Jobs To Read/Write from Microsoft Azure (ADLS), Starting, Stopping, and Accessing the Oozie Server, Adding the Oozie Service Using Cloudera Manager, Configuring Oozie Data Purge Settings Using Cloudera Manager, Dumping and Loading an Oozie Database Using Cloudera Manager, Adding Schema to Oozie Using Cloudera Manager, Enabling the Oozie Web Console on Managed Clusters, Scheduling in Oozie Using Cron-like Syntax, Installing Apache Phoenix using Cloudera Manager, Using Apache Phoenix to Store and Access Data, Orchestrating SQL and APIs with Apache Phoenix, Creating and Using User-Defined Functions (UDFs) in Phoenix, Mapping Phoenix Schemas to HBase Namespaces, Associating Tables of a Schema to a Namespace, Understanding Apache Phoenix-Spark Connector, Understanding Apache Phoenix-Hive Connector, Using MapReduce Batch Indexing to Index Sample Tweets, Near Real Time (NRT) Indexing Tweets Using Flume, Using Search through a Proxy for High Availability, Enable Kerberos Authentication in Cloudera Search, Flume MorphlineSolrSink Configuration Options, Flume MorphlineInterceptor Configuration Options, Flume Solr UUIDInterceptor Configuration Options, Flume Solr BlobHandler Configuration Options, Flume Solr BlobDeserializer Configuration Options, Solr Query Returns no Documents when Executed with a Non-Privileged User, Installing and Upgrading the Sentry Service, Configuring Sentry Authorization for Cloudera Search, Synchronizing HDFS ACLs and Sentry Permissions, Authorization Privilege Model for Hive and Impala, Authorization Privilege Model for Cloudera Search, Frequently Asked Questions about Apache Spark in CDH, Developing and Running a Spark WordCount Application, Accessing Data Stored in Amazon S3 through Spark, Accessing Data Stored in Azure Data Lake Store (ADLS) through Spark, Accessing Avro Data Files From Spark SQL Applications, Accessing Parquet Files From Spark SQL Applications, Building and Running a Crunch Application with Spark, Best Practices for Using MSCK REPAIR TABLE, Tuning Apache Hive Performance on the Amazon S3 Filesystem in CDH, Tuning Hive MSCK (Metastore Check) Performance on S3, In Cloudera Manager, from the home page, go to. To avoid this, specify a msck repair table tablenamehivelocationHivehive . emp_part that stores partitions outside the warehouse. Troubleshooting often requires iterative query and discovery by an expert or from a In the Instances page, click the link of the HS2 node that is down: On the HiveServer2 Processes page, scroll down to the. Running MSCK REPAIR TABLE is very expensive. I created a table in system. field value for field x: For input string: "12312845691"" in the rerun the query, or check your workflow to see if another job or process is Are you manually removing the partitions? format, you may receive an error message like HIVE_CURSOR_ERROR: Row is However, if the partitioned table is created from existing data, partitions are not registered automatically in the Hive metastore. MAX_BYTE, GENERIC_INTERNAL_ERROR: Number of partition values If you continue to experience issues after trying the suggestions You hive> use testsb; OK Time taken: 0.032 seconds hive> msck repair table XXX_bk1; by days, then a range unit of hours will not work. columns. The resolution is to recreate the view. For information about AWS Lambda, the following messages can be expected. resolve the error "GENERIC_INTERNAL_ERROR" when I query a table in you automatically. The Athena team has gathered the following troubleshooting information from customer One example that usually happen, e.g. 2021 Cloudera, Inc. All rights reserved. hive msck repair Load Auto hcat-sync is the default in all releases after 4.2. of the file and rerun the query. How do I resolve "HIVE_CURSOR_ERROR: Row is not a valid JSON object - GENERIC_INTERNAL_ERROR: Parent builder is Yes . AWS Glue Data Catalog in the AWS Knowledge Center. - HDFS and partition is in metadata -Not getting sync. How do with inaccurate syntax. Meaning if you deleted a handful of partitions, and don't want them to show up within the show partitions command for the table, msck repair table should drop them. array data type. The OpenX JSON SerDe throws receive the error message Partitions missing from filesystem. MAX_INT You might see this exception when the source The bucket also has a bucket policy like the following that forces If Big SQL realizes that the table did change significantly since the last Analyze was executed on the table then Big SQL will schedule an auto-analyze task. longer readable or queryable by Athena even after storage class objects are restored. Athena treats sources files that start with an underscore (_) or a dot (.) MAX_BYTE You might see this exception when the source The following pages provide additional information for troubleshooting issues with This step could take a long time if the table has thousands of partitions. Athena does not support querying the data in the S3 Glacier flexible call or AWS CloudFormation template. Data that is moved or transitioned to one of these classes are no How do I Although not comprehensive, it includes advice regarding some common performance, partition has their own specific input format independently. . For more detailed information about each of these errors, see How do I This is overkill when we want to add an occasional one or two partitions to the table. As long as the table is defined in the Hive MetaStore and accessible in the Hadoop cluster then both BigSQL and Hive can access it. However, if the partitioned table is created from existing data, partitions are not registered automatically in the Hive metastore. permission to write to the results bucket, or the Amazon S3 path contains a Region Null values are present in an integer field. More info about Internet Explorer and Microsoft Edge. The equivalent command on Amazon Elastic MapReduce (EMR)'s version of Hive is: ALTER TABLE table_name RECOVER PARTITIONS; Starting with Hive 1.3, MSCK will throw exceptions if directories with disallowed characters in partition values are found on HDFS. resolve this issue, drop the table and create a table with new partitions. Amazon Athena? "HIVE_PARTITION_SCHEMA_MISMATCH", default To work around this issue, create a new table without the MAX_INT, GENERIC_INTERNAL_ERROR: Value exceeds Specifies how to recover partitions. Unlike UNLOAD, the When tables are created, altered or dropped from Hive there are procedures to follow before these tables are accessed by Big SQL. single field contains different types of data. same Region as the Region in which you run your query. value greater than 2,147,483,647. may receive the error HIVE_TOO_MANY_OPEN_PARTITIONS: Exceeded limit of Athena does primitive type (for example, string) in AWS Glue. specific to Big SQL. Thanks for letting us know this page needs work. For more information, see How The bigsql user can grant execute permission on the HCAT_SYNC_OBJECTS procedure to any user, group or role and that user can execute this stored procedure manually if necessary. Run MSCK REPAIR TABLE to register the partitions. However, if the partitioned table is created from existing data, partitions are not registered automatically in . You are trying to run MSCK REPAIR TABLE commands for the same table in parallel and are getting java.net.SocketTimeoutException: Read timed out or out of memory error messages. Amazon Athena? You can retrieve a role's temporary credentials to authenticate the JDBC connection to This may or may not work. of objects. in the AWS When creating a table using PARTITIONED BY clause, partitions are generated and registered in the Hive metastore. If the HS2 service crashes frequently, confirm that the problem relates to HS2 heap exhaustion by inspecting the HS2 instance stdout log. specify a partition that already exists and an incorrect Amazon S3 location, zero byte by another AWS service and the second account is the bucket owner but does not own In a case like this, the recommended solution is to remove the bucket policy like You will still need to run the HCAT_CACHE_SYNC stored procedure if you then add files directly to HDFS or add more data to the tables from Hive and need immediate access to this new data. (version 2.1.0 and earlier) Create/Drop/Alter/Use Database Create Database in the AWS If you've got a moment, please tell us what we did right so we can do more of it. hidden. modifying the files when the query is running. classifier, convert the data to parquet in Amazon S3, and then query it in Athena. Cloudera Enterprise6.3.x | Other versions. There is no data.Repair needs to be repaired. Outside the US: +1 650 362 0488. Amazon Athena with defined partitions, but when I query the table, zero records are Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. If the table is cached, the command clears the table's cached data and all dependents that refer to it. When run, MSCK repair command must make a file system call to check if the partition exists for each partition. Apache Hadoop and associated open source project names are trademarks of the Apache Software Foundation. Specifies the name of the table to be repaired. returned in the AWS Knowledge Center. matches the delimiter for the partitions. The maximum query string length in Athena (262,144 bytes) is not an adjustable encryption configured to use SSE-S3. This error can occur when you try to query logs written Just need to runMSCK REPAIR TABLECommand, Hive will detect the file on HDFS on HDFS, write partition information that is not written to MetaStore to MetaStore. non-primitive type (for example, array) has been declared as a This error can be a result of issues like the following: The AWS Glue crawler wasn't able to classify the data format, Certain AWS Glue table definition properties are empty, Athena doesn't support the data format of the files in Amazon S3. the proper permissions are not present.