In the following example, the database name is alb-database1. Maintain that structure and then check table metadata if that partition is already present or not and add an only new partition. Review the IAM policies attached to the user or role that you're using to run MSCK REPAIR TABLE. For example, a table T1 in default database with no partitions will have all its data stored in the HDFS path - "/user/hive/warehouse/T1/" . For non-Delta tables, it repairs the tables partitions and updates the Hive metastore. ZK; Zookeeper * 2.1 Zookeeper; 2.2 - 2.2.1 step4 FileTxnSnapLog Not the answer you're looking for? httpclient.RestStorageService (:()) - Found 13 objects in one batch 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. Why are non-Western countries siding with China in the UN? MSCK REPAIR PRIVILEGES January 11, 2023 Applies to: Databricks SQL Databricks Runtime Removes all the privileges from all the users associated with the object. Can you please check the troubleshooting section here - https://docs.aws.amazon.com/athena/latest/ug/msckrepair-table.html#msck-repair-table-troubleshooting. MSCK REPAIR TABLE Glue . For the MSCK to work, naming convention /partition_name=partition_value/ should be used. No, MSCK REPAIR is a resource-intensive query. We have taken backup one of the production database data and moved it to development local filesystem.In development movied data from local mountpoint to hive database hdfs location. Even when a MSCK is not executed, the queries against this table will work since the metadata already has the HDFS location details from where the files need to be read. Now, we will learn how to drop some partition or add a new partition to the table in hive. The default value of the property is zero, it means it will execute all the . Failed to read 'G:\ApkiC-Sharp\GNote\GNote\GNote.Android\obj. One example that usually happen, e.g. All rights reserved. Let us learn how we can use it. If running the MSCK REPAIR TABLE command doesn't resolve the issue, then drop the table . 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. Ans 2: For an unpartitioned table, all the data of the table will be stored in a single directory/folder in HDFS. 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/. If the data paths are different, you can manually edit the generated alltables.sql file to reflect any changes. This may or may not work. In other words, it will add any partitions that exist on HDFS but not in metastore to the metastore. FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask ignore. You use a field dt which represent a date to partition the table. No partitions. The name of the table. 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. didn't understand, what if there are 1000s of values ? nu. This goes to the directory where the table is pointing to and then creates a tree of directories and subdirectories, check table metadata, and adds all missing partitions. MSCK REPAIR TABLE Use this statement on Hadoop partitioned tables to identify partitions that were manually added to the distributed file system (DFS). i.e. 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. Do new devs get fired if they can't solve a certain bug? How can I troubleshoot the 404 "NoSuchKey" error from Amazon S3? Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Failure to repair partitions in Amazon Athena, How to update partition metadata in Hive , when partition data is manualy deleted from HDFS, Hive External table does not showing in Namenode (Cloudera-QuickstartVm), Can not contact a hive table partition, after delete hdfs file related to partition, Error executing MSCK REPAIR TABLE on external Hive table (Hive 2.3.6), hive daily msck repair needed if new partition not added, Apache Hive Add TIMESTAMP partition using alter table statement, Hive table requires 'repair' for every new partitions while inserting parquet files using pyspark. You use a field dt which represent a date to partition the table. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. 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. You repair the discrepancy manually to Yesterday, you inserted some data which is. From data into HDFS I generate Hive external tables partitioned by date . to or removed from the file system, but are not present in the Hive metastore. Is there a single-word adjective for "having exceptionally strong moral principles"? Yeyyy. What is the correct way to screw wall and ceiling drywalls? hive> use testsb; OK Time taken: 0.032 seconds hive> msck repair table XXX_bk1; Not the answer you're looking for? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. All rights reserved. Need the complete error message that was seen on the terminal upon running MSCK to come to see what could have gone wrong. 2 comments YevhenKv on Aug 9, 2021 Sign up for free to join this conversation on GitHub . 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. Is there a solutiuon to add special characters from software and how to do it. Failure to execute Query MSCK REPAIR TABLE xxx on the hive Server Hi All, I am running the mapping which is using source and target as hive, in Blaze mode giving the following error. When I run MSCK REPAIR TABLE, Amazon Athena returns a list of partitions, but then fails to add the partitions to the table in the AWS Glue Data Catalog. What is better choice and why? would we see partitions directly in our new table? I had the same issue until I added permissions for action glue:BatchCreatePartition. set hive.msck.path.validation=ignore; msck repair table . I see. What am I doing wrong here in the PlotLegends specification? Maintain that structure and then check table metadata if that partition is already present or not and add an only new partition. This action renders the 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. Can I create buckets in a Hive External Table? How it fetch the data where else without running msck repair command? How can I troubleshoot the 404 "NoSuchKey" error from Amazon S3? directory. Sign in to comment Where does this (supposedly) Gibson quote come from? The SYNC PARTITIONS option is equivalent to calling both ADD and DROP PARTITIONS. hiveshow tables like '*nam Table Find answers, ask questions, and share your expertise. What video game is Charlie playing in Poker Face S01E07? . hivehiveMSCK REPAIR TABLE, hivemetastorehiveinsertmetastore ALTER TABLE table_name ADD PARTITION MSCK REPAIR TABLEMSCK REPAIR TABLEhivehdfsmetastoremetastore, MSCK REPAIR TABLE ,put, alter table drop partitionhdfs dfs -rmr hivehdfshdfshive metastoreshow parttions table_name , MSCK REPAIR TABLEhdfsjiraFix Version/s: 3.0.0, 2.4.0, 3.1.0 hivehive1.1.0-cdh5.11.0 , 2023, Amazon Web Services, Inc. or its affiliates. ALTER TABLE table_name ADD PARTITION (partCol = 'value1') location 'loc1'; // . You have to put data in directory named 'region=eastregio' in table location directory: Thanks for contributing an answer to Stack Overflow! No, MSCK REPAIR is a resource-intensive query. The main problem is that this command is very, very inefficient. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Another way to recover partitions is to use ALTER TABLE RECOVER PARTITIONS. You Can airtags be tracked from an iMac desktop, with no iPhone? It needs to traverses all subdirectories. Already have an account? If the table is cached, the command clears the tables cached data and all dependents that refer to it. Has 90% of ice around Antarctica disappeared in less than a decade? Save my name, email, and website in this browser for the next time I comment. Do I need a thermal expansion tank if I already have a pressure tank? MSCK REPAIR can also add new partitions to already existing table. Athenahive. HiveHadoop HiveHDFS HiveHiveSQLHadoopMapReduce HiveHadoop SQL . null Resolution: The above error occurs when hive.mv.files.thread=0, increasing the value of the parameter to 15 fixes the issue This is a known bug The Amazon S3 path name must be in lower case. How Intuit democratizes AI development across teams through reusability. When you was creating the table, did you add, yes for sure I mentioned PARTITIONED BY date in the hql file creating the table, No I am hesitating either ton pout MSCK REPAIR TABLE at the end of this file if it is going to be run just one time at the creatipn or to put it in a second hql file as it is going to be executed after each add of a daily new partition. So should we forget ALTER TABLE command and use MSCK query when we want to add single partitions as well? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. This task assumes you created a partitioned external table named MSCK REPAIR is a resource-intensive query and using it to add single partition is not recommended especially when you huge number of partitions. The DROP PARTITIONS option will remove the partition information from metastore, that is already removed from HDFS. This command with this argument will fail if the target table is not stored in Unity Catalog. emp_part that stores partitions outside the warehouse. 02-21-2019 Here are some common causes of this behavior: Review the IAM policies attached to the user or role that you're using to run MSCK REPAIR TABLE. nu. How do I find the cost of my Amazon S3 buckets? 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. This task assumes you created a partitioned external table named emp_part that stores partitions outside the warehouse. Another way to recover partitions is to use ALTER TABLE RECOVER PARTITIONS. It will include the symbols on package, but will increase your app size. For an example of an IAM policy that allows the glue:BatchCreatePartition action, see AmazonAthenaFullAccess managed policy. null This query ran against the "costfubar" database, unless qualified by the query. When you use the AWS Glue Data Catalog with Athena, the IAM policy must allow the glue:BatchCreatePartition action. Use the MSCK REPAIR TABLE command to update the metadata in the catalog after you add Hive compatible partitions. Where else select * from table; query able to fetch in non-partition table. Let us see it in action. Using Apache Hive Repair partitions manually using MSCK repair The MSCK REPAIR TABLE command was designed to manually add partitions that are added to or removed from the file system, but are not present in the Hive metastore. Created Procedure What if the partition directories are empty? This is an automated email from the ASF dual-hosted git repository. 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. You can see that once we ran this query on our table, it has gone through all folders and added partitions to our table metadata. Thanks for contributing an answer to Stack Overflow! 2HiveHQLMapReduce. MSCK REPAIR TABLE hdfs dfs -puthdfs apihivehive hivemetastore hiveinsertmetastore ALTER TABLE table_name ADD PARTITION MSCK REPAIR TABLE Or running it just one time at the table creation is enough . You are not logged in. 11:06 AM. Let us run MSCK query and see if it adds that entry to our table. Where does this (supposedly) Gibson quote come from? Thanks a lot for your answersBest regards, Created AWS Glue allows database names with hyphens. MSCK REPAIR TABLE returns FAILED org.apache.hadoop.hive.ql.exec.DDLTask. If a new partition is added manually by creating the directory and keeping the file in HDFS, a MSCK will be needed to refresh the metadata of the table to let it know about the newly added data. Read More Hive Advanced Aggregations with Grouping sets, Rollup and cubeContinue, Your email address will not be published. After dropping the table and re-create the table in external type. which will add metadata about partitions to the Hive metastore for partitions for which such metadata doesn't already exist. If the table is cached, the command clears the table's cached data and all dependents that refer to it. From data into HDFS I generate Hive external tables partitioned by date . For Databricks SQL Databricks Runtime 12.1 and above, MSCK is optional. FAQ-msck repair table tablename execution error; FAQ-beeline; FAQ-insert into . valuesSelect; FAQ - Hivehdfs; FAQ-Hive parquetnull Do roots of these polynomials approach the negative of the Euler-Mascheroni constant? Find centralized, trusted content and collaborate around the technologies you use most. A good answer clearly answers the question and provides constructive feedback and encourages professional growth in the question asker. Apache hive MSCK REPAIR TABLE new partition not added, How Intuit democratizes AI development across teams through reusability. What is a word for the arcane equivalent of a monastery? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. 03:47 AM, Created - edited msck repair table tablenamehivelocationHivehive . On top of that, there are multiple complex data types in hive which makes it easy to process data in Hive. Msck::repair (Rajesh Balamohan via Ashutosh Chauhan) hashutosh Wed, 27 May 2020 11:16:08 -0700. it worked successfully.hive> use testsb;OKTime taken: 0.032 secondshive> msck repair table XXX_bk1;xxx_bk1:payloc=YYYY/client_key=MISSDC/trxdate=20140109..Repair: Added partition to metastore xxx_bk1:payloc=0002/client_key=MISSDC/trxdate=20110105..Time taken: 16347.793 seconds, Fetched: 94156 row(s). 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). When you run MSCK REPAIR TABLE or SHOW CREATE TABLE, Athena returns a ParseException error: Are there tables of wastage rates for different fruit and veg? The nature of simulating nature: A Q&A with IBM Quantum researcher Dr. Jamie We've added a "Necessary cookies only" option to the cookie consent popup. You should run it whenever you have new partition. null", MSCK REPAIR TABLE behaves differently when executed via Spark Context vs Athena Console/boto3. 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. You wont be wrong. Hive supports multiple data types like SQL. Hive Facebook Find answers, ask questions, and share your expertise, Hive msck repair not working managed partition table. Now we are creating an external table and pointing to this location. If you preorder a special airline meal (e.g. Solution 2 Like most things in life, it is not a perfect thing and we should not use it when we need to add 1-2 partitions to the table. "msck repair"s3 S3 Why we need to run msck Repair table statement everytime after each ingestion? We have created partitioned tables, inserted data into them. Issue: Trying to run "msck repair table <tablename>" gives the below error Error while processing statement: FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. Consider the below example. It is useful in situations where new data has been added to a partitioned table, and the metadata about the . HiveHadoop HiveHDFS HiveHiveSQLHadoopMapReduce . rev2023.3.3.43278. Well yes it has added new partition to our table. When creating a non-Delta table using the PARTITIONED BY clause, partitions are generated and registered in the Hive metastore. null msck repair table hadoop fshadoop apiHDFSCLI msck repair table table_name; msck == Hive's MetaStore Consistency checK HivemetastorederbyMySQL Hive CLIinsertalter tablemetastore This is overkill when we want to add an occasional one or two partitions to the table. When I try to access an S3 object, I get the error "Request has expired." Solution 1: Try it: Right click your android project Properties -> Android Options -> drop down "Linking" to None. However, users can run a metastore check command with the repair table option: Using indicator constraint with two variables. #bigdata #hive #interview MSCK repair: When an external table is created in Hive, the metadata information such as the table schema, partition information You should look at the HS2 logs to see if there were any errors from msck command which ignored such partitions. Why am I getting a 200 response with "InternalError" or "SlowDown" for copy requests to my Amazon S3 bucket? Additional reading Connect to an HDInsight cluster by using SSH Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, hdfs partitioned data back up when overwriting a hive table, How to update partition metadata in Hive , when partition data is manualy deleted from HDFS, Apache hive MSCK REPAIR TABLE new partition not added, handle subfolders after partitions in hive, hive external table on parquet not fetching data, Error executing MSCK REPAIR TABLE on external Hive table (Hive 2.3.6), msck repair a big table take very long time, hive daily msck repair needed if new partition not added. I am trying to execute MSCK REPAIR TABLE but then it returns, The query ID is 956b38ae-9f7e-4a4e-b0ac-eea63fd2e2e4. 09-16-2022 Most users such as business analysts tend to use SQL and ODBC/JDBC through HiveServer2 and their access can be controlled using this authorization model. Yes, you need to run msck repair table daily once you have loaded a new partition in HDFS location. MSCK REPAIR TABLE"" HiveHiveHive You should not attempt to run multiple MSCK REPAIR TABLE <table-name> commands in parallel. 10:44 PM. The cache fills the next time the table or dependents are accessed. we have all of our partitions showing up in our table. Applies to: Databricks SQL Databricks Runtime 10.0 and above. By giving the configured batch size for the property hive.msck.repair.batch.size it can run in the batches internally. Connect and share knowledge within a single location that is structured and easy to search. This could be one of the reasons, when you created the table as external table, the MSCK REPAIR worked as expected. Sounds like magic is not it? 1hive. Do we add each partition manually using a query? Log in to post an answer. Your email address will not be published. Does Counterspell prevent from any further spells being cast on a given turn? Read More Alter Table Partitions in HiveContinue. You can say that its easy. Below are the codes I tried, -- creating directory in HDFS to load data for table factory, -- Altering table to update in the metastore, Now I created new file factory3.txt to add as new partition for the table factory, -- creating the path and copying table data, now I executed the below query to update the metastore for the new partition added. We had the same problem (very intermittent). hashutosh pushed a commit to branch master in . The default value of the property is zero, it means it will execute all the partitions at once. Possible Causes A directory in the HiveServer log file /var/log/Bigdata/hive/hiveserver/hive.log does not comply with the partition format. . Hadoop2.7.6+Spark2.4.4+Scala2.11.12+Hudi0.5.2 . A place where magic is studied and practiced? Reads the delta log of the target table and updates the metadata info in the Unity Catalog service. Read More Pivot rows to columns in HiveContinue. so If I add a new partition for a new day ingestion , I have to run this command , may you confirm please ? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. The list of partitions is stale; it still includes the dept=sales This command updates Delta table metadata to the Unity Catalog service. Let me show you workaround for how to pivot table in hive. Partition by columns will be automatically added to table columns. Usage How to handle a hobby that makes income in US. MSCK command without the REPAIR option can be used to find details about metadata mismatch metastore. You use this statement to clean up residual access control left behind after objects have been dropped from the Hive metastore outside of Databricks SQL or Databricks Runtime. hive> create external table foo (a int) partitioned by (date_key bigint) location 'hdfs:/tmp/foo'; OK Time taken: 3.359 seconds hive> msck repair table foo; FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask from the log. 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.