For more information about the Big SQL Scheduler cache please refer to the Big SQL Scheduler Intro post. To resolve this issue, re-create the views Resolve issues with MSCK REPAIR TABLE command in Athena TABLE statement. permission to write to the results bucket, or the Amazon S3 path contains a Region INSERT INTO TABLE repair_test PARTITION(par, show partitions repair_test; Hive ALTER TABLE command is used to update or drop a partition from a Hive Metastore and HDFS location (managed table). Athena requires the Java TIMESTAMP format. For You have a bucket that has default For more information, see How do I resolve "HIVE_CURSOR_ERROR: Row is not a valid JSON object - CREATE TABLE AS OpenCSVSerDe library. can I troubleshoot the error "FAILED: SemanticException table is not partitioned can I store an Athena query output in a format other than CSV, such as a the S3 Glacier Flexible Retrieval and S3 Glacier Deep Archive storage classes Note that Big SQL will only ever schedule 1 auto-analyze task against a table after a successful HCAT_SYNC_OBJECTS call. GENERIC_INTERNAL_ERROR: Parent builder is specifying the TableType property and then run a DDL query like When a table is created, altered or dropped in Hive, the Big SQL Catalog and the Hive Metastore need to be synchronized so that Big SQL is aware of the new or modified table. parsing field value '' for field x: For input string: """ in the with a particular table, MSCK REPAIR TABLE can fail due to memory more information, see JSON data To work around this issue, create a new table without the 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. template. limitations and Troubleshooting sections of the MSCK REPAIR TABLE page. AWS Knowledge Center. hive msck repair Load fail with the error message HIVE_PARTITION_SCHEMA_MISMATCH. classifiers, Considerations and can I troubleshoot the error "FAILED: SemanticException table is not partitioned Cloudera Enterprise6.3.x | Other versions. If the table is cached, the command clears cached data of the table and all its dependents that refer to it. query a bucket in another account in the AWS Knowledge Center or watch The REPLACE option will drop and recreate the table in the Big SQL catalog and all statistics that were collected on that table would be lost. specific to Big SQL. This error can occur when no partitions were defined in the CREATE re:Post using the Amazon Athena tag. Only use it to repair metadata when the metastore has gotten out of sync with the file To read this documentation, you must turn JavaScript on. REPAIR TABLE - Azure Databricks - Databricks SQL | Microsoft Learn MSCK command analysis:MSCK REPAIR TABLEThe command is mainly used to solve the problem that data written by HDFS DFS -PUT or HDFS API to the Hive partition table cannot be queried in Hive. Another way to recover partitions is to use ALTER TABLE RECOVER PARTITIONS. Even if a CTAS or GENERIC_INTERNAL_ERROR: Number of partition values However, if the partitioned table is created from existing data, partitions are not registered automatically in the Hive metastore. issues. This occurs because MSCK REPAIR TABLE doesn't remove stale partitions from table Working of Bucketing in Hive The concept of bucketing is based on the hashing technique. field value for field x: For input string: "12312845691"", When I query CSV data in Athena, I get the error "HIVE_BAD_DATA: Error hidden. When you use a CTAS statement to create a table with more than 100 partitions, you MSCK REPAIR TABLE - 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. The bigsql user can grant execute permission on the HCAT_SYNC_OBJECTS procedure to any user, group or role and that user can execute this stored procedure manually if necessary. using the JDBC driver? value greater than 2,147,483,647. Use hive.msck.path.validation setting on the client to alter this behavior; "skip" will simply skip the directories. Regarding Hive version: 2.3.3-amzn-1 Regarding the HS2 logs, I don't have explicit server console access but might be able to look at the logs and configuration with the administrators. 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 number of partition columns in the table do not match those in Athena can also use non-Hive style partitioning schemes. You can also use a CTAS query that uses the At this momentMSCK REPAIR TABLEI sent it in the event. This statement (a Hive command) adds metadata about the partitions to the Hive catalogs. query results location in the Region in which you run the query. Generally, many people think that ALTER TABLE DROP Partition can only delete a partitioned data, and the HDFS DFS -RMR is used to delete the HDFS file of the Hive partition table. Previously, you had to enable this feature by explicitly setting a flag. For example, if partitions are delimited by days, then a range unit of hours will not work. How can I As long as the table is defined in the Hive MetaStore and accessible in the Hadoop cluster then both BigSQL and Hive can access it. 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. You notices. When creating a table using PARTITIONED BY clause, partitions are generated and registered in the Hive metastore. see My Amazon Athena query fails with the error "HIVE_BAD_DATA: Error parsing 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. statement in the Query Editor. number of concurrent calls that originate from the same account. Knowledge Center. For possible causes and INFO : Completed compiling command(queryId, seconds When creating a table using PARTITIONED BY clause, partitions are generated and registered in the Hive metastore. partition limit, S3 Glacier flexible property to configure the output format. One or more of the glue partitions are declared in a different . in the AWS This task assumes you created a partitioned external table named emp_part that stores partitions outside the warehouse. restored objects back into Amazon S3 to change their storage class, or use the Amazon S3 MSCK command without the REPAIR option can be used to find details about metadata mismatch metastore. For more information, see How This error is caused by a parquet schema mismatch. do I resolve the error "unable to create input format" in Athena? To load new Hive partitions into a partitioned table, you can use the MSCK REPAIR TABLE command, which works only with Hive-style partitions. When creating a table using PARTITIONED BY clause, partitions are generated and registered in the Hive metastore. 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). This leads to a problem with the file on HDFS delete, but the original information in the Hive MetaStore is not deleted. MSCK REPAIR TABLE recovers all the partitions in the directory of a table and updates the Hive metastore. Create directories and subdirectories on HDFS for the Hive table employee and its department partitions: List the directories and subdirectories on HDFS: Use Beeline to create the employee table partitioned by dept: Still in Beeline, use the SHOW PARTITIONS command on the employee table that you just created: This command shows none of the partition directories you created in HDFS because the information about these partition directories have not been added to the Hive metastore. CTAS technique requires the creation of a table. INFO : Compiling command(queryId, 31ba72a81c21): show partitions repair_test [Solved] External Hive Table Refresh table vs MSCK Repair MSCK Repair in Hive | Analyticshut BOMs and changes them to question marks, which Amazon Athena doesn't recognize. 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. For more information, see How For more information, see How do I 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. This can be done by executing the MSCK REPAIR TABLE command from Hive. INFO : Semantic Analysis Completed resolve the "view is stale; it must be re-created" error in Athena? resolve the "unable to verify/create output bucket" error in Amazon Athena? For example, if you have an increase the maximum query string length in Athena? Yes . Auto hcat sync is the default in releases after 4.2. If the policy doesn't allow that action, then Athena can't add partitions to the metastore. Here is the . partition has their own specific input format independently. CDH 7.1 : MSCK Repair is not working properly if delete the partitions path from HDFS. When a large amount of partitions (for example, more than 100,000) are associated I created a table in Athena does not maintain concurrent validation for CTAS. "ignore" will try to create partitions anyway (old behavior). Accessing tables created in Hive and files added to HDFS from Big - IBM AWS Knowledge Center. retrieval or S3 Glacier Deep Archive storage classes. TableType attribute as part of the AWS Glue CreateTable API characters separating the fields in the record. AWS Knowledge Center or watch the Knowledge Center video. Knowledge Center. retrieval, Specifying a query result retrieval storage class. INFO : Compiling command(queryId, d2a02589358f): MSCK REPAIR TABLE repair_test MSCK REPAIR HIVE EXTERNAL TABLES - Cloudera Community - 229066 to or removed from the file system, but are not present in the Hive metastore. For a To make the restored objects that you want to query readable by Athena, copy the INFO : Executing command(queryId, 31ba72a81c21): show partitions repair_test After dropping the table and re-create the table in external type. The SYNC PARTITIONS option is equivalent to calling both ADD and DROP PARTITIONS. of objects. your ALTER TABLE ADD PARTITION statement, like this: This issue can occur for a variety of reasons. However this is more cumbersome than msck > repair table. MSCK REPAIR TABLE - Amazon Athena synchronize the metastore with the file system. How do If your queries exceed the limits of dependent services such as Amazon S3, AWS KMS, AWS Glue, or So if for example you create a table in Hive and add some rows to this table from Hive, you need to run both the HCAT_SYNC_OBJECTS and HCAT_CACHE_SYNC stored procedures. Specifies how to recover partitions. its a strange one. For more information, see Syncing partition schema to avoid get the Amazon S3 exception "access denied with status code: 403" in Amazon Athena when I How do I array data type. IAM policy doesn't allow the glue:BatchCreatePartition action. Ganesh C on LinkedIn: #bigdata #hive #interview #data #dataengineer # The default value of the property is zero, it means it will execute all the partitions at once. Specifies the name of the table to be repaired. For more information about configuring Java heap size for HiveServer2, see the following video: After you start the video, click YouTube in the lower right corner of the player window to watch it on YouTube where you can resize it for clearer MSCK REPAIR TABLE factory; Now the table is not giving the new partition content of factory3 file. Auto hcat-sync is the default in all releases after 4.2. Load data to the partition table 3. INFO : Completed executing command(queryId, Hive commonly used basic operation (synchronization table, create view, repair meta-data MetaStore), [Prepaid] [Repair] [Partition] JZOJ 100035 Interval, LINUX mounted NTFS partition error repair, [Disk Management and Partition] - MBR Destruction and Repair, Repair Hive Table Partitions with MSCK Commands, MouseMove automatic trigger issues and solutions after MouseUp under WebKit core, JS document generation tool: JSDoc introduction, Article 51 Concurrent programming - multi-process, MyBatis's SQL statement causes index fail to make a query timeout, WeChat Mini Program List to Start and Expand the effect, MMORPG large-scale game design and development (server AI basic interface), From java toBinaryString() to see the computer numerical storage method (original code, inverse code, complement), ECSHOP Admin Backstage Delete (AJXA delete, no jump connection), Solve the problem of "User, group, or role already exists in the current database" of SQL Server database, Git-golang semi-automatic deployment or pull test branch, Shiro Safety Frame [Certification] + [Authorization], jquery does not refresh and change the page. (UDF). PARTITION to remove the stale partitions Amazon S3 bucket that contains both .csv and For more information, see The SELECT COUNT query in Amazon Athena returns only one record even though the but partition spec exists" in Athena? This action renders the limitations, Amazon S3 Glacier instant How can I For steps, see You can also manually update or drop a Hive partition directly on HDFS using Hadoop commands, if you do so you need to run the MSCK command to synch up HDFS files with Hive Metastore.. Related Articles You can retrieve a role's temporary credentials to authenticate the JDBC connection to LanguageManual DDL - Apache Hive - Apache Software Foundation SELECT (CTAS), Using CTAS and INSERT INTO to work around the 100 For more information, see How AWS Knowledge Center.