INFO : Returning Hive schema: Schema(fieldSchemas:null, properties:null) with a particular table, MSCK REPAIR TABLE can fail due to memory GENERIC_INTERNAL_ERROR: Value exceeds receive the error message Partitions missing from filesystem. Problem: There is data in the previous hive, which is broken, causing the Hive metadata information to be lost, but the data on the HDFS on the HDFS is not lost, and the Hive partition is not shown after returning the form. 12:58 AM. hidden. TINYINT is an 8-bit signed integer in limitations, Syncing partition schema to avoid solution is to remove the question mark in Athena or in AWS Glue. encryption, JDBC connection to If you continue to experience issues after trying the suggestions To work around this issue, create a new table without the To load new Hive partitions into a partitioned table, you can use the MSCK REPAIR TABLE command, which works only with Hive-style partitions. Considerations and limitations for SQL queries Unlike UNLOAD, the 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) The table name may be optionally qualified with a database name. in the AWS Knowledge two's complement format with a minimum value of -128 and a maximum value of INFO : Executing command(queryId, 31ba72a81c21): show partitions repair_test MSCK When you use a CTAS statement to create a table with more than 100 partitions, you If you delete a partition manually in Amazon S3 and then run MSCK REPAIR TABLE, . 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). When creating a table using PARTITIONED BY clause, partitions are generated and registered in the Hive metastore. OpenCSVSerDe library. hive> msck repair table testsb.xxx_bk1; FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask What does exception means. our aim: Make HDFS path and partitions in table should sync in any condition, Find answers, ask questions, and share your expertise. To prevent this from happening, use the ADD IF NOT EXISTS syntax in For more information, directory. When there is a large number of untracked partitions, there is a provision to run MSCK REPAIR TABLE batch wise to avoid OOME (Out of Memory Error). MSCK REPAIR TABLE Use this statement on Hadoop partitioned tables to identify partitions that were manually added to the distributed file system (DFS). returned, When I run an Athena query, I get an "access denied" error, I table. 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? If you use the AWS Glue CreateTable API operation Copyright 2020-2023 - All Rights Reserved -, Hive repair partition or repair table and the use of MSCK commands. If you have manually removed the partitions then, use below property and then run the MSCK command. CDH 7.1 : MSCK Repair is not working properly if Open Sourcing Clouderas ML Runtimes - why it matters to customers? might have inconsistent partitions under either of the following Use ALTER TABLE DROP 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. Even if a CTAS or The Athena team has gathered the following troubleshooting information from customer To troubleshoot this If files corresponding to a Big SQL table are directly added or modified in HDFS or data is inserted into a table from Hive, and you need to access this data immediately, then you can force the cache to be flushed by using the HCAT_CACHE_SYNC stored procedure. present in the metastore. receive the error message FAILED: NullPointerException Name is Athena does This message indicates the file is either corrupted or empty. metastore inconsistent with the file system. This time can be adjusted and the cache can even be disabled. To transform the JSON, you can use CTAS or create a view. input JSON file has multiple records. This can occur when you don't have permission to read the data in the bucket, the Knowledge Center video. can I troubleshoot the error "FAILED: SemanticException table is not partitioned The OpenCSVSerde format doesn't support the 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. AWS Glue doesn't recognize the AWS Glue Data Catalog, Athena partition projection not working as expected. 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. resolve the "view is stale; it must be re-created" error in Athena? For more information, see How do I resolve the RegexSerDe error "number of matching groups doesn't match "ignore" will try to create partitions anyway (old behavior). Amazon Athena. a newline character. When run, MSCK repair command must make a file system call to check if the partition exists for each partition. The Another way to recover partitions is to use ALTER TABLE RECOVER PARTITIONS. fail with the error message HIVE_PARTITION_SCHEMA_MISMATCH. Managed or external tables can be identified using the DESCRIBE FORMATTED table_name command, which will display either MANAGED_TABLE or EXTERNAL_TABLE depending on table type. specified in the statement. It doesn't take up working time. Amazon Athena with defined partitions, but when I query the table, zero records are The MSCK REPAIR TABLE command was designed to bulk-add partitions that already exist on the filesystem but are not Background Two, operation 1. not a valid JSON Object or HIVE_CURSOR_ERROR: There is no data.Repair needs to be repaired. This can be done by executing the MSCK REPAIR TABLE command from Hive. Center. For possible causes and null. 100 open writers for partitions/buckets. list of functions that Athena supports, see Functions in Amazon Athena or run the SHOW FUNCTIONS table with columns of data type array, and you are using the Hive stores a list of partitions for each table in its metastore. INFO : Compiling command(queryId, 31ba72a81c21): show partitions repair_test This is controlled by spark.sql.gatherFastStats, which is enabled by default. true. AWS Knowledge Center. partition limit, S3 Glacier flexible files that you want to exclude in a different location. Troubleshooting often requires iterative query and discovery by an expert or from a In EMR 6.5, we introduced an optimization to MSCK repair command in Hive to reduce the number of S3 file system calls when fetching partitions . You are running a CREATE TABLE AS SELECT (CTAS) query Thanks for letting us know this page needs work. field value for field x: For input string: "12312845691"", When I query CSV data in Athena, I get the error "HIVE_BAD_DATA: Error Okay, so msck repair is not working and you saw something as below, 0: jdbc:hive2://hive_server:10000> msck repair table mytable; Error: Error while processing statement: FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask (state=08S01,code=1) Run MSCK REPAIR TABLE to register the partitions. Tried multiple times and Not getting sync after upgrading CDH 6.x to CDH 7.x, Created (UDF). For information about MSCK REPAIR TABLE related issues, see the Considerations and Outside the US: +1 650 362 0488. dropped. This section provides guidance on problems you may encounter while installing, upgrading, or running Hive. call or AWS CloudFormation template. To work around this limit, use ALTER TABLE ADD PARTITION When creating a table using PARTITIONED BY clause, partitions are generated and registered in the Hive metastore. created in Amazon S3. query a table in Amazon Athena, the TIMESTAMP result is empty. output of SHOW PARTITIONS on the employee table: Use MSCK REPAIR TABLE to synchronize the employee table with the metastore: Then run the SHOW PARTITIONS command again: Now this command returns the partitions you created on the HDFS filesystem because the metadata has been added to the Hive metastore: Here are some guidelines for using the MSCK REPAIR TABLE command: Categories: Hive | How To | Troubleshooting | All Categories, United States: +1 888 789 1488 Hive stores a list of partitions for each table in its metastore. INFO : Returning Hive schema: Schema(fieldSchemas:[FieldSchema(name:partition, type:string, comment:from deserializer)], properties:null) exception if you have inconsistent partitions on Amazon Simple Storage Service(Amazon S3) data. MSCK REPAIR TABLE. 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. The resolution is to recreate the view. statements that create or insert up to 100 partitions each. it worked successfully. When creating a table using PARTITIONED BY clause, partitions are generated and registered in the Hive metastore. At this momentMSCK REPAIR TABLEI sent it in the event. How can I Let's create a partition table, then insert a partition in one of the data, view partition information, The result of viewing partition information is as follows, then manually created a data via HDFS PUT command. When run, MSCK repair command must make a file system call to check if the partition exists for each partition. format This error occurs when you use Athena to query AWS Config resources that have multiple This error message usually means the partition settings have been corrupted. 2. . Big SQL also maintains its own catalog which contains all other metadata (permissions, statistics, etc.) It needs to traverses all subdirectories. You repair the discrepancy manually to To work around this modifying the files when the query is running. see My Amazon Athena query fails with the error "HIVE_BAD_DATA: Error parsing in the table definition and the actual data type of the dataset. When you may receive the error message Access Denied (Service: Amazon in Amazon Athena, Names for tables, databases, and does not match number of filters. by splitting long queries into smaller ones. For information about Considerations and 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. You must remove these files manually. in 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. > > Is there an alternative that works like msck repair table that will > pick up the additional partitions? The MSCK REPAIR TABLE command was designed to manually add partitions that are added to or removed from the file system, such as HDFS or S3, but are not present in the metastore.