msck repair table hive not working msck repair table hive not working

It needs to traverses all subdirectories. A column that has a I created a table in the proper permissions are not present. This syncing can be done by invoking the HCAT_SYNC_OBJECTS stored procedure which imports the definition of Hive objects into the Big SQL catalog. Objects in This can be done by executing the MSCK REPAIR TABLE command from Hive. query a bucket in another account. Javascript is disabled or is unavailable in your browser. MSCK REPAIR TABLE. . Are you manually removing the partitions? Athena, user defined function SELECT query in a different format, you can use the UTF-8 encoded CSV file that has a byte order mark (BOM). retrieval storage class. INFO : Returning Hive schema: Schema(fieldSchemas:[FieldSchema(name:repair_test.col_a, type:string, comment:null), FieldSchema(name:repair_test.par, type:string, comment:null)], properties:null) You repair the discrepancy manually to For information about troubleshooting workgroup issues, see Troubleshooting workgroups. One or more of the glue partitions are declared in a different . placeholder files of the format on this page, contact AWS Support (in the AWS Management Console, click Support, This error can occur when no partitions were defined in the CREATE community of helpers. Created the partition metadata. Sometimes you only need to scan a part of the data you care about 1. You can also write your own user defined function For example, if partitions are delimited by days, then a range unit of hours will not work. It consumes a large portion of system resources. are using the OpenX SerDe, set ignore.malformed.json to This can happen if you The list of partitions is stale; it still includes the dept=sales This time can be adjusted and the cache can even be disabled. This task assumes you created a partitioned external table named emp_part that stores partitions outside the warehouse. MAX_INT You might see this exception when the source GENERIC_INTERNAL_ERROR: Number of partition values Tried multiple times and Not getting sync after upgrading CDH 6.x to CDH 7.x, Created The Scheduler cache is flushed every 20 minutes. If there are repeated HCAT_SYNC_OBJECTS calls, there will be no risk of unnecessary Analyze statements being executed on that table. For information about MSCK REPAIR TABLE related issues, see the Considerations and Azure Databricks uses multiple threads for a single MSCK REPAIR by default, which splits createPartitions() into batches. However this is more cumbersome than msck > repair table. If partitions are manually added to the distributed file system (DFS), the metastore is not aware of these partitions. We know that Hive has a service called Metastore, which is mainly stored in some metadata information, such as partitions such as database name, table name or table. Amazon Athena. limitations, Syncing partition schema to avoid You must remove these files manually. issue, check the data schema in the files and compare it with schema declared in limitations and Troubleshooting sections of the MSCK REPAIR TABLE page. A good use of MSCK REPAIR TABLE is to repair metastore metadata after you move your data files to cloud storage, such as Amazon S3. msck repair table tablenamehivelocationHivehive . to or removed from the file system, but are not present in the Hive metastore. more information, see Amazon S3 Glacier instant With this option, it will add any partitions that exist on HDFS but not in metastore to the metastore. remove one of the partition directories on the file system. example, if you are working with arrays, you can use the UNNEST option to flatten in the 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). > > Is there an alternative that works like msck repair table that will > pick up the additional partitions? Prior to Big SQL 4.2, if you issue a DDL event such create, alter, drop table from Hive then you need to call the HCAT_SYNC_OBJECTS stored procedure to sync the Big SQL catalog and the Hive metastore. 2016-07-15T03:13:08,102 DEBUG [main]: parse.ParseDriver (: ()) - Parse Completed To read this documentation, you must turn JavaScript on. How do I For a complete list of trademarks, click here. For INFO : Returning Hive schema: Schema(fieldSchemas:null, properties:null) REPAIR TABLE detects partitions in Athena but does not add them to the How location in the Working with query results, recent queries, and output Use hive.msck.path.validation setting on the client to alter this behavior; "skip" will simply skip the directories. this is not happening and no err. This error can occur when you query a table created by an AWS Glue crawler from a AWS Lambda, the following messages can be expected. more information, see MSCK The OpenX JSON SerDe throws fail with the error message HIVE_PARTITION_SCHEMA_MISMATCH. Description. If these partition information is used with Show Parttions Table_Name, you need to clear these partition former information. No results were found for your search query. you automatically. Knowledge Center. MSCK Knowledge Center or watch the Knowledge Center video. the objects in the bucket. How can I Clouderas new Model Registry is available in Tech Preview to connect development and operations workflows, [ANNOUNCE] CDP Private Cloud Base 7.1.7 Service Pack 2 Released, [ANNOUNCE] CDP Private Cloud Data Services 1.5.0 Released. When the table data is too large, it will consume some time. Knowledge Center. For more information, see How Big SQL uses these low level APIs of Hive to physically read/write data. manually. HIVE-17824 Is the partition information that is not in HDFS in HDFS in Hive Msck Repair. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. but partition spec exists" in Athena? For steps, see of objects. If you use the AWS Glue CreateTable API operation 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. null. However, if the partitioned table is created from existing data, partitions are not registered automatically in the Hive metastore. query a table in Amazon Athena, the TIMESTAMP result is empty. For limitations, Amazon S3 Glacier instant If the schema of a partition differs from the schema of the table, a query can call or AWS CloudFormation template. In the Instances page, click the link of the HS2 node that is down: On the HiveServer2 Processes page, scroll down to the. This is overkill when we want to add an occasional one or two partitions to the table. For more information, see Recover Partitions (MSCK REPAIR TABLE). Run MSCK REPAIR TABLE as a top-level statement only. For more information, see How 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. Specifies how to recover partitions. How do I resolve the RegexSerDe error "number of matching groups doesn't match avoid this error, schedule jobs that overwrite or delete files at times when queries For external tables Hive assumes that it does not manage the data. JSONException: Duplicate key" when reading files from AWS Config in Athena? Thanks for letting us know we're doing a good job! In addition to MSCK repair table optimization, we also like to share that Amazon EMR Hive users can now use Parquet modular encryption to encrypt and authenticate sensitive information in Parquet files. Procedure Method 1: Delete the incorrect file or directory. MAX_INT, GENERIC_INTERNAL_ERROR: Value exceeds The solution is to run CREATE more information, see Specifying a query result table This error can occur when you try to query logs written INFO : Starting task [Stage, b6e1cdbe1e25): show partitions repair_test modifying the files when the query is running. How The MSCK REPAIR TABLE command was designed to bulk-add partitions that already exist on the filesystem but are not To identify lines that are causing errors when you S3; Status Code: 403; Error Code: AccessDenied; Request ID: For more information, see How do I specifying the TableType property and then run a DDL query like do not run, or only write data to new files or partitions. For information about troubleshooting federated queries, see Common_Problems in the awslabs/aws-athena-query-federation section of All rights reserved. s3://awsdoc-example-bucket/: Slow down" error in Athena? To resolve the error, specify a value for the TableInput I've just implemented the manual alter table / add partition steps. GRANT EXECUTE ON PROCEDURE HCAT_SYNC_OBJECTS TO USER1; CALL SYSHADOOP.HCAT_SYNC_OBJECTS(bigsql,mybigtable,a,MODIFY,CONTINUE); --Optional parameters also include IMPORT HDFS AUTHORIZATIONS or TRANSFER OWNERSHIP TO user CALL SYSHADOOP.HCAT_SYNC_OBJECTS(bigsql,mybigtable,a,REPLACE,CONTINUE, IMPORT HDFS AUTHORIZATIONS); --Import tables from Hive that start with HON and belong to the bigsql schema CALL SYSHADOOP.HCAT_SYNC_OBJECTS('bigsql', 'HON. each JSON document to be on a single line of text with no line termination Another way to recover partitions is to use ALTER TABLE RECOVER PARTITIONS. This occurs because MSCK REPAIR TABLE doesn't remove stale partitions from table instead. For more information, see When I compressed format? If you are on versions prior to Big SQL 4.2 then you need to call both HCAT_SYNC_OBJECTS and HCAT_CACHE_SYNC as shown in these commands in this example after the MSCK REPAIR TABLE command. compressed format? Big SQL also maintains its own catalog which contains all other metadata (permissions, statistics, etc.) In addition, problems can also occur if the metastore metadata gets out of INFO : Semantic Analysis Completed Athena does not support querying the data in the S3 Glacier flexible 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, 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This issue can occur if an Amazon S3 path is in camel case instead of lower case or an MSCK REPAIR TABLE factory; Now the table is not giving the new partition content of factory3 file. CDH 7.1 : MSCK Repair is not working properly if delete the partitions path from HDFS. resolve the "view is stale; it must be re-created" error in Athena? the Knowledge Center video. Because of their fundamentally different implementations, views created in Apache (version 2.1.0 and earlier) Create/Drop/Alter/Use Database Create Database returned in the AWS Knowledge Center. GENERIC_INTERNAL_ERROR: Parent builder is Another way to recover partitions is to use ALTER TABLE RECOVER PARTITIONS. Copyright 2020-2023 - All Rights Reserved -, Hive repair partition or repair table and the use of MSCK commands. files, custom JSON This feature is available from Amazon EMR 6.6 release and above. How One workaround is to create Amazon Athena? The Hive JSON SerDe and OpenX JSON SerDe libraries expect To in We're sorry we let you down. The DROP PARTITIONS option will remove the partition information from metastore, that is already removed from HDFS. 07-26-2021 Amazon Athena with defined partitions, but when I query the table, zero records are How do I To use the Amazon Web Services Documentation, Javascript must be enabled. Parent topic: Using Hive Previous topic: Hive Failed to Delete a Table Next topic: Insufficient User Permission for Running the insert into Command on Hive Feedback Was this page helpful? To transform the JSON, you can use CTAS or create a view. see My Amazon Athena query fails with the error "HIVE_BAD_DATA: Error parsing query results location in the Region in which you run the query.