msck repair table hive failed
Following the well architected labs 200: Cost and usage analysis I get the following error when adding partitions in Athena Query Editor: FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. Now the table is not giving the new partition content of factory3 file. whereas, if I run the alter command then it is showing the new partition data. MSCK REPAIR TABLE table_name; robin@hive_server:~$ hive --hiveconf hive.msck.path.validation=ignore hive> use mydatabase; OK Time taken: 1.084 seconds hive> msck repair table mytable; OK Partitions not in metastore: mytable:location=00S mytable:location=03S Repair: Added partition to metastore mytable:location=00S What is the correct way to screw wall and ceiling drywalls? "msck repair"s3 S3 https://aws.amazon.com/premiumsupport/knowledge-center/athena-aws-glue-msck-repair-table/, Unable to run "MSCK REPAIR TABLE `xxxx_xxxx_xxxx_xxxx`; on Athena, MSCK REPAIR TABLE wos1 fails without description, Athena returns "FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. hive> use testsb; OK Time taken: 0.032 seconds hive> msck repair table XXX_bk1; Connect and share knowledge within a single location that is structured and easy to search. Maintain that structure and then check table metadata if that partition is already present or not and add an only new partition. How to handle a hobby that makes income in US. 2HiveHQLMapReduce. a new date in this case. I am also getting this error intermittently. Why? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. SET mapred.input.dir.recursive=true; ALTER TABLE table_name ADD PARTITION (partCol = 'value1') location 'loc1'; // . Question1: Hive msck repair in managed partition table failed with below error message.hive> msck repair table testsb.xxx_bk1;FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTaskWhat does exception means. and has the following partitions shown in Glue: the error was that the prefix in the S3 bucket was empty. Yes, you need to run msck repair table daily once you have loaded a new partition in HDFS location. Can airtags be tracked from an iMac desktop, with no iPhone? Restrictions on Hive Commands and Statements Failed to read 'G:\ApkiC-Sharp\GNote\GNote\GNote.Android\obj. Found that here https://aws.amazon.com/premiumsupport/knowledge-center/athena-aws-glue-msck-repair-table/. No, MSCK REPAIR is a resource-intensive query. Its mostly due to permission issues like missing glue:BatchCreatePartition or KMS permissions or s3:GetObject. . I have a daily ingestion of data in to HDFS . MSCK REPAIR is a useful command and it had saved a lot of time for me. I am new for Apache Hive. MSCK repair is a command that can be used in Apache Hive to add partitions to a table. This statement (a Hive command) adds metadata about the partitions to the Hive catalogs. Additional reading Connect to an HDInsight cluster by using SSH 2023, Amazon Web Services, Inc. or its affiliates. You should look at the HS2 logs to see if there were any errors from msck command which ignored such partitions. In the following example, the database name is alb-database1. msck repair table hadoop fshadoop apiHDFSCLI msck repair table table_name; msck == Hive's MetaStore Consistency checK HivemetastorederbyMySQL Hive CLIinsertalter tablemetastore nu 0 Hi, I am trying to execute MSCK REPAIR TABLE but then it returns FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. nu. Solution. For non-Delta tables, it repairs the tables partitions and updates the Hive metastore. This could be one of the reasons, when you created the table as external table, the MSCK REPAIR worked as expected. You should run it whenever you have new partition. Starting with Hive 1.3, MSCK will throw exceptions if directories with disallowed characters in partition values are found on HDFS. If running the MSCK REPAIR TABLE command doesn't resolve the issue, then drop the table . Athena returns "FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. 1hadoopsparkhudi Hive creating a table but getting FAILED: SemanticException [Error 10035]: Column repeated in partitioning columns hadoop hive 20,703 Solution 1 Partition by columns should not be in create table definition. In addition if you are loading dynamic/static partitions to the final table from other temp table with hive statement(like insert into final table partition(..) select * from temp table), then you don't need to do any of the above methods because as you are using hive statement to load a partition then hive will update the metadata of the final table. Already have an account? i.e. Yeyyy. Is there a proper earth ground point in this switch box? 11:49 AM. ncdu: What's going on with this second size column? After dropping the table and re-create the table in external type. By giving the configured batch size for the property hive.msck.repair.batch.size it can run in the batches internally. Why is there a voltage on my HDMI and coaxial cables? 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. Why am I getting a 200 response with "InternalError" or "SlowDown" for copy requests to my Amazon S3 bucket? synchronize the metastore with the file system, HDFS for example. For example, if the Amazon S3 path is userId, the following partitions aren't added to the AWS Glue Data Catalog: To resolve this issue, use lower case instead of camel case: Actions, resources, and condition keys for Amazon Athena, Actions, resources, and condition keys for AWS Glue. FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask ignore. You have to put data in directory named 'region=eastregio' in table location directory: Thanks for contributing an answer to Stack Overflow! Can airtags be tracked from an iMac desktop, with no iPhone? The cache fills the next time the table or dependents are accessed. Table 06-13-2018 HiveHadoop HiveHDFS HiveHiveSQLHadoopMapReduce This is an automated email from the ASF dual-hosted git repository. How can I troubleshoot the 404 "NoSuchKey" error from Amazon S3? MSCK command without the REPAIR option can be used to find details about metadata mismatch metastore. This query ran against the "costfubar" database, unless qualified by the query. metastore inconsistent with the file system. null emp_part that stores partitions outside the warehouse. To resolve this error, choose one or more of the following solutions: Note: Be sure to replace doc_example_table with the name of your table. nu. The DROP PARTITIONS option will remove the partition information from metastore, that is already removed from HDFS. I have created new directory under this location with year=2019 and month=11. we have all of our partitions showing up in our table. didn't understand, what if there are 1000s of values ? A good answer clearly answers the question and provides constructive feedback and encourages professional growth in the question asker. SET hive.mapred.supports.subdirectories=true; We know we can add extra partitions using ALTER TABLE command to the Hive table. However, underscores (_) are the only special characters that Athena supports in database, table, view, and column names. But what if there is a need and we need to add 100s of partitions? 1hive. Read More Hive What is the difference between Collect Set and Collect ListContinue. Open Sourcing Clouderas ML Runtimes - why it matters to customers? The Amazon Simple Storage Service (Amazon S3) path is in camel case instead of lower case (for example, s3://awsdoc-example-bucket/path/userId=1/, s3://awsdoc-example-bucket/path/userId=2/, s3://awsdoc-example-bucket/path/userId=3/, s3://awsdoc-example-bucket/path/userid=1/, s3://awsdoc-example-bucket/path/userid=2/, s3://awsdoc-example-bucket/path/userid=3/. For an example of an IAM policy that . FAQ-msck repair table tablename execution error; FAQ-beeline; FAQ-insert into . valuesSelect; FAQ - Hivehdfs; FAQ-Hive parquetnull Deploying a web app to an AWS IoT Greengrass Core device - Part 1, How to connect to a private EC2 instance from a local Visual Studio Code IDE with Session Manager and AWS SSO (CLI). Do you need billing or technical support? hive -f alltables.sql The code in the resolution steps assumes that data paths on the new cluster are the same as the data paths on the old cluster. Log in to post an answer. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Can I create buckets in a Hive External Table? What video game is Charlie playing in Poker Face S01E07? From data into HDFS I generate Hive external tables partitioned by date . While working on external table partition, if I add new partition directly to HDFS, the new partition is not added after running MSCK REPAIR table. More info about Internet Explorer and Microsoft Edge. However, if you create the partitioned table from existing data, partitions are not registered automatically in the Hive metastore. This action renders the Is there a single-word adjective for "having exceptionally strong moral principles"? MSCK REPAIR TABLE Glue . By limiting the number of partitions created, it prevents the Hive metastore from timing out or hitting an out of memory . To learn more, see our tips on writing great answers. About an argument in Famine, Affluence and Morality, Recovering from a blunder I made while emailing a professor. 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). If the table cannot be found Azure Databricks raises a TABLE_OR_VIEW_NOT_FOUND error. would we see partitions directly in our new table? [hive] branch master updated: HIVE-23488 : Optimise PartitionManagementTask::Msck::repair (Rajesh Balamohan via Ashutosh Chauhan) . The MSCK REPAIR TABLE command was designed to bulk-add partitions that already exist on the filesystem but are not present in the metastore. A good answer clearly answers the question and provides constructive feedback and encourages professional growth in the question asker. Why am I getting a 200 response with "InternalError" or "SlowDown" for copy requests to my Amazon S3 bucket? I am trying to execute MSCK REPAIR TABLE but then it returns, The query ID is 956b38ae-9f7e-4a4e-b0ac-eea63fd2e2e4. You repair the discrepancy manually to How can we prove that the supernatural or paranormal doesn't exist? Hive stores a list of partitions for each table in its metastore. For an example of an IAM policy that allows the glue:BatchCreatePartition action, see AmazonAthenaFullAccess managed policy. Reads the delta log of the target table and updates the metadata info in the Unity Catalog service. Use the MSCK REPAIR TABLE command to update the metadata in the catalog after you add Hive compatible partitions. What if we are pointing our external table to already partitioned data in HDFS? Using Kolmogorov complexity to measure difficulty of problems? Can I know why the MSCK REPAIR TABLE command is not working? Msck::repair (Rajesh Balamohan via Ashutosh Chauhan) hashutosh Wed, 27 May 2020 11:16:08 -0700. The equivalent command on Amazon Elastic MapReduce (EMR)'s version of Hive is: MSCK REPAIR PRIVILEGES January 11, 2023 Applies to: Databricks SQL Databricks Runtime Removes all the privileges from all the users associated with the object. It can be useful if you lose the data in your Hive metastore or if you are working in a cloud environment without a persistent metastore. On the other hand, a partitioned table will have multiple directories for each and every partition. The Amazon S3 path name must be in lower case. Making statements based on opinion; back them up with references or personal experience. hiveshow tables like '*nam This command updates the metadata of the table. Let us learn how we can use it. Why zero amount transaction outputs are kept in Bitcoin Core chainstate database? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Do roots of these polynomials approach the negative of the Euler-Mascheroni constant? Apache hive MSCK REPAIR TABLE new partition not added, How Intuit democratizes AI development across teams through reusability. The MSCK REPAIR TABLE command scans a file system such as Amazon S3 for Hive compatible partitions that were added to the file system after the table was created. We have created partitioned tables, inserted data into them. Required fields are marked *, document.getElementById("comment").setAttribute( "id", "a8f1ec1e59b0b63bcb41b03077d06087" );document.getElementById("ae02750350").setAttribute( "id", "comment" );Comment *. Ans 2: For an unpartitioned table, all the data of the table will be stored in a single directory/folder in HDFS. I am trying to load a dataframe into a Hive table by following the below steps:Read the source table and save the dataframe as a CSV file on HDFSval yearDF = spark.read.format("jdbc").option("url", co. We should use an ALTER TABLE query in such cases. hive msck repair_hive mack_- . From data into HDFS I generate Hive external tables partitioned by date . Sign in to comment 02:39 AM We can MSCK REPAIR command. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. AWS Glue allows database names with hyphens. This task assumes you created a partitioned external table named emp_part that stores partitions outside the warehouse. rev2023.3.3.43278. set hive.msck.path.validation=ignore; msck repair table . When you use the AWS Glue Data Catalog with Athena, the IAM policy must allow the glue:BatchCreatePartition action. Why we need to run msck Repair table statement everytime after each ingestion? If the path is in camel case, then MSCK REPAIR TABLE doesn't add the partitions to the AWS Glue Data Catalog. 01:47 PM. To run this command, you must have MODIFY and SELECT privileges on the target table and USAGE of the parent schema and catalog. To learn more, see our tips on writing great answers. AWS support for Internet Explorer ends on 07/31/2022. You should almost never use this command. When you use the AWS Glue Data Catalog with Athena, the IAM policy must allow the glue:BatchCreatePartition action. For the MSCK to work, naming convention /partition_name=partition_value/ should be used. We can easily create tables on already partitioned data and use MSCK REPAIR to get all of its partitions metadata. msck repair table user; . With this option, it will add any partitions that exist on HDFS but not in metastore to the metastore. 1HiveHDFS. by Theo Tolv Many guides, including the official Athena documentation, suggest using the command MSCK REPAIR TABLE to load partitions into a partitioned table. See you next article. Run MSCK REPAIR TABLE to register the partitions. Do new devs get fired if they can't solve a certain bug? which will add metadata about partitions to the Hive metastore for partitions for which such metadata doesn't already exist. Do we add each partition manually using a query? Now, we will learn how to drop some partition or add a new partition to the table in hive. Why do many companies reject expired SSL certificates as bugs in bug bounties? vegan) just to try it, does this inconvenience the caterers and staff? So should we forget ALTER TABLE command and use MSCK query when we want to add single partitions as well? Why are non-Western countries siding with China in the UN? There are many advanced aggregate functions in hive. Hive msck repair not working managed partition tab Open Sourcing Clouderas ML Runtimes - why it matters to customers? Hive stores a list of partitions for each table in its metastore. The difference between the phonemes /p/ and /b/ in Japanese. 2023, Amazon Web Services, Inc. or its affiliates. How can I explain to my manager that a project he wishes to undertake cannot be performed by the team? Find centralized, trusted content and collaborate around the technologies you use most. Sounds like magic is not it? Created Created So if you have created a managed table and loaded the data into some other HDFS path manually i.e., other than "/user/hive/warehouse", the table's metadata will not get refreshed when you do a MSCK REPAIR on it. httpclient.RestStorageService (:()) - Found 13 objects in one batch we have already partitioned data in year and month for orders. Hive Data Definition Language 2023/03/02 11:30. Another way to recover partitions is to use ALTER TABLE RECOVER PARTITIONS. What if the partition directories are empty? Consider the below example. The default value of the property is zero, it means it will execute all the . Please post the error message on our forum or contact customer support with Query Id: 856e146a-8b13-4175-8cd8-692eef6d3fa5, The table was created correctly in Glue with. directory. In other words, it will add any partitions that exist on HDFS but not in metastore to the metastore. Log in to post an answer. On top of that, there are multiple complex data types in hive which makes it easy to process data in Hive. Suggestions: By default, Managed tables store their data in HDFS under the path "/user/hive/warehouse/
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