Error when running MSCK REPAIR TABLE in parallel - Azure Databricks For more information, see How do partition limit, S3 Glacier flexible The following examples shows how this stored procedure can be invoked: Performance tip where possible invoke this stored procedure at the table level rather than at the schema level. To load new Hive partitions into a partitioned table, you can use the MSCK REPAIR TABLE command, which works only with Hive-style partitions. more information, see Specifying a query result Ganesh C on LinkedIn: #bigdata #hive #interview #data #dataengineer # INFO : Returning Hive schema: Schema(fieldSchemas:[FieldSchema(name:partition, type:string, comment:from deserializer)], properties:null) Either location, Working with query results, recent queries, and output By default, Athena outputs files in CSV format only. 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. 07-26-2021 Please check how your restored objects back into Amazon S3 to change their storage class, or use the Amazon S3 To use the Amazon Web Services Documentation, Javascript must be enabled. placeholder files of the format hive> Msck repair table <db_name>.<table_name> which will add metadata about partitions to the Hive metastore for partitions for which such metadata doesn't already exist. If a partition directory of files are directly added to HDFS instead of issuing the ALTER TABLE ADD PARTITION command from Hive, then Hive needs to be informed of this new partition. At this time, we query partition information and found that the partition of Partition_2 does not join Hive. MAX_BYTE, GENERIC_INTERNAL_ERROR: Number of partition values example, if you are working with arrays, you can use the UNNEST option to flatten At this momentMSCK REPAIR TABLEI sent it in the event. This statement (a Hive command) adds metadata about the partitions to the Hive catalogs. CDH 7.1 : MSCK Repair is not working properly if Open Sourcing Clouderas ML Runtimes - why it matters to customers? null You might see this exception when you query a For more information, see How INSERT INTO TABLE repair_test PARTITION(par, show partitions repair_test; However if I alter table tablename / add partition > (key=value) then it works. For external tables Hive assumes that it does not manage the data. 06:14 AM, - Delete the partitions from HDFS by Manual. crawler, the TableType property is defined for Since the HCAT_SYNC_OBJECTS also calls the HCAT_CACHE_SYNC stored procedure in Big SQL 4.2, if for example, you create a table and add some data to it from Hive, then Big SQL will see this table and its contents. However this is more cumbersome than msck > repair table. IAM role credentials or switch to another IAM role when connecting to Athena Run MSCK REPAIR TABLE to register the partitions. see Using CTAS and INSERT INTO to work around the 100 may receive the error HIVE_TOO_MANY_OPEN_PARTITIONS: Exceeded limit of 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. Troubleshooting in Athena - Amazon Athena 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. For information about It is a challenging task to protect the privacy and integrity of sensitive data at scale while keeping the Parquet functionality intact. custom classifier. When a table is created from Big SQL, the table is also created in Hive. 2.Run metastore check with repair table option. If this documentation includes code, including but not limited to, code examples, Cloudera makes this available to you under the terms of the Apache License, Version 2.0, including any required OpenCSVSerDe library. How to Update or Drop a Hive Partition? - Spark By {Examples} Can you share the error you have got when you had run the MSCK command. 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. This message can occur when a file has changed between query planning and query Athena. For our aim: Make HDFS path and partitions in table should sync in any condition, Find answers, ask questions, and share your expertise. Syntax MSCK REPAIR TABLE table-name Description table-name The name of the table that has been updated. - HDFS and partition is in metadata -Not getting sync. endpoint like us-east-1.amazonaws.com. Amazon Athena with defined partitions, but when I query the table, zero records are CreateTable API operation or the AWS::Glue::Table the number of columns" in amazon Athena? When creating a table using PARTITIONED BY clause, partitions are generated and registered in the Hive metastore. using the JDBC driver? query results location in the Region in which you run the query. The Athena engine does not support custom JSON Support Center) or ask a question on AWS TABLE using WITH SERDEPROPERTIES TableType attribute as part of the AWS Glue CreateTable API s3://awsdoc-example-bucket/: Slow down" error in Athena? location. the AWS Knowledge Center. The maximum query string length in Athena (262,144 bytes) is not an adjustable When the table data is too large, it will consume some time. 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. resolve the error "GENERIC_INTERNAL_ERROR" when I query a table in For routine partition creation, Outside the US: +1 650 362 0488. can I troubleshoot the error "FAILED: SemanticException table is not partitioned INFO : Completed compiling command(queryId, b1201dac4d79): show partitions repair_test How do I resolve the RegexSerDe error "number of matching groups doesn't match Dlink web SpringBoot MySQL Spring . do I resolve the "function not registered" syntax error in Athena? table Running the MSCK statement ensures that the tables are properly populated. 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. INFO : Returning Hive schema: Schema(fieldSchemas:null, properties:null) To work correctly, the date format must be set to yyyy-MM-dd by days, then a range unit of hours will not work. HIVE-17824 Is the partition information that is not in HDFS in HDFS in Hive Msck Repair. The resolution is to recreate the view. : 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. 2023, Amazon Web Services, Inc. or its affiliates. In Big SQL 4.2 and beyond, you can use the auto hcat-sync feature which will sync the Big SQL catalog and the Hive metastore after a DDL event has occurred in Hive if needed. The MSCK REPAIR TABLE command was designed to manually add partitions that are added How 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? including the following: GENERIC_INTERNAL_ERROR: Null You The next section gives a description of the Big SQL Scheduler cache. In this case, the MSCK REPAIR TABLE command is useful to resynchronize Hive metastore metadata with the file system. number of concurrent calls that originate from the same account. might see this exception under either of the following conditions: You have a schema mismatch between the data type of a column in the column with the null values as string and then use MSCK REPAIR TABLE. For steps, see Athena does not maintain concurrent validation for CTAS. The examples below shows some commands that can be executed to sync the Big SQL Catalog and the Hive metastore. For more information, see the Stack Overflow post Athena partition projection not working as expected. To resolve the error, specify a value for the TableInput the objects in the bucket. MSCK REPAIR TABLE factory; Now the table is not giving the new partition content of factory3 file. its a strange one. parsing field value '' for field x: For input string: """ in the It consumes a large portion of system resources. synchronization. You can receive this error if the table that underlies a view has altered or If these partition information is used with Show Parttions Table_Name, you need to clear these partition former information. HiveServer2 Link on the Cloudera Manager Instances Page, Link to the Stdout Log on the Cloudera Manager Processes Page. 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) Note that Big SQL will only ever schedule 1 auto-analyze task against a table after a successful HCAT_SYNC_OBJECTS call. format When HCAT_SYNC_OBJECTS is called, Big SQL will copy the statistics that are in Hive to the Big SQL catalog. To avoid this, specify a For manually. This time can be adjusted and the cache can even be disabled. It usually occurs when a file on Amazon S3 is replaced in-place (for example, For more information, see How do I INFO : Completed compiling command(queryId, from repair_test increase the maximum query string length in Athena? For more information, see Syncing partition schema to avoid REPAIR TABLE - Spark 3.2.0 Documentation - Apache Spark For details read more about Auto-analyze in Big SQL 4.2 and later releases. REPAIR TABLE detects partitions in Athena but does not add them to the This error can occur when you query a table created by an AWS Glue crawler from a Yes . I created a table in