Jason Dere (JIRA) [jira] [Updated] (HIVE-19334) Use actual file size . Where does the data of a hive table gets stored? In a managed table, both the table data and the table schema are managed by Hive. The data loaded in the hive database is stored at the HDFS path /user/hive/warehouse. Making statements based on opinion; back them up with references or personal experience. Once done, you can execute the below query to get the total size of all the tables in Hive in. I am looking for a approach to run a command and get all required info. c. hdfs du -s output of the same table from HDFS. Provides High compression ratio. @DanielLangdon are the units of rawDataSize bytes, blocks or something else? 12-06-2017 To learn more, see our tips on writing great answers. Iterate through the list of dbs to get all tables in respective database(s), If all files are in HDFS you can get the size. If so, how? You can check for tables with this value as false to see if there are any tables in Hive those might have missing statistics. 3. Next, verify the database is created by running the show command: show databases; 3. compression=SNAPPY in the Custom hive-site settings section in Ambari for either IOP or HDP which will ensure that Hive always compresses any Parquet file it produces. the output looke like this: hdfs dfs -du -s -h hdfs://hdpprd/data/prod/users/ip2738/ldl_cohort_with_tests, result:2.9 G 8.8 G hdfs://hdpprd/data/prod/users/ip2738/ldl_cohort_with_tests, Created Thanks very much for all your help, Created 01-17-2017 Is there a way to check the size of Hive tables in one shot? Jason Dere (JIRA) Reply via email to Search the site. How Intuit democratizes AI development across teams through reusability. Partitioning allows you to store data in separate sub-directories under table location. How can I delete a hive database without using hive terminal? What is the safe score in JEE Mains 2021? and hdfs-site.xml (for HDFS configuration) file in conf/. Note that independent of the version of Hive that is being used to talk to the metastore, internally Spark SQL The default for hive.auto.convert.join.noconditionaltask is false which means auto conversion is disabled.. . Open Synapse Studio, go to Manage > Linked services at left, click New to create a new linked service.. 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. But when there are many databases or tables (especially external tables) with data present in multiple different directories in HDFS, the below might help in determining the size. Can I tell police to wait and call a lawyer when served with a search warrant? The below steps when when performed in the Hive Metastore DB would help you in getting the total size occupied by all the tables in Hive. Note that Step 2: Issue a CREATE EXTERNAL TABLE statement. But unfortunately, count() is the only way to do. Can we check size of Hive tables? See other answer below. # | 5| val_5| 5| val_5| 02:07 PM. [COMMENT table_comment] [ROW FORMAT row_format] [STORED AS file_format] Example It is providing the MySQL solution on top of the HDFS data. Hands on experience on SQL SERVER 2016, 2014, SSIS, SSRS, SSAS (Data Warehouse, DataMart, Dimensional Modelling, Cube Designing and deployment), Power BI, MSBI and SYBASE 12.5. Why are physically impossible and logically impossible concepts considered separate in terms of probability? Once the storage tables are populated, the materialized view is created, and you can access it like a table using the name of the materialized view. 12:00 PM. Any help please? 01-17-2017 Materialized views optimize queries based on access patterns. Can we check size of Hive tables? The cookie is used to store the user consent for the cookies in the category "Analytics". hive> select length (col1) from bigsql.test_table; OK 6 Cause This is expected behavior. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. These configs provide deep control over lower level aspects like file sizing, compression, parallelism, compaction, write schema, cleaning etc. rawDataSize: it is tedious to run the same command for each table. Why is this sentence from The Great Gatsby grammatical? Is there a way to enforce compression on table itself? 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. Types of Tables in Apache Hive. By clicking Accept All, you consent to the use of ALL the cookies. You also need to define how this table should deserialize the data to rows, or serialize rows to data, i.e. A fileFormat is kind of a package of storage format specifications, including "serde", "input format" and hive1 by default. // Queries can then join DataFrame data with data stored in Hive. Managed Table/Internal Table. 01-17-2017 The size of real data files is matched11998371425. 03:45 AM, Created If a managed table or partition is dropped, the data and metadata associated with that table or partition are deleted. It stores metadata for Hive tables (like their schema and location) and partitions in a relational database. 1. // warehouseLocation points to the default location for managed databases and tables, "CREATE TABLE IF NOT EXISTS src (key INT, value STRING) USING hive", "LOAD DATA LOCAL INPATH 'examples/src/main/resources/kv1.txt' INTO TABLE src". Got it!!. # | 2| val_2| 2| val_2| The LENGTH function in Big SQL counts bytes, whereas LENGTH function in Hive counts characters. When you run DROP TABLE on an external table, by default Hive drops only the metadata (schema). Hudi supports two storage types that define how data is written, indexed, and read from S3: If Hive dependencies can be found on the classpath, Spark will load them You can also use queryExecution.analyzed.stats to return the size. Hive is an ETL and Data warehousing tool developed on top of Hadoop Distributed File System (HDFS). 99.4 is replica of the data right hdfs dfs -du -s -h /data/warehouse/test.db/test # The items in DataFrames are of type Row, which allows you to access each column by ordinal. 99.4 is replica of the data, Created Sorry guys, I moved positions and companies a while ago and do not remember much details. This cookie is set by GDPR Cookie Consent plugin. An example of classes that should This website uses cookies to improve your experience while you navigate through the website. These cookies ensure basic functionalities and security features of the website, anonymously. Analyzing a table (also known as computing statistics) is a built-in Hive operation that you can execute to collect metadata on your table. By default, we will read the table files as plain text. in Hive Each Table can have one or more partition. When the. How do you enable compression on a hive table? These cookies track visitors across websites and collect information to provide customized ads. This will output stats like totalNumberFiles, totalFileSize, maxFileSize, minFileSize, lastAccessTime, and lastUpdateTime. Reply 9,098 Views 0 Kudos ranan Contributor Created 07-06-2018 09:28 AM Thank you for your reply Eric Du return 2 number. By default hive1 database Hive Metastore DB, execute the following query to get the total size of all the tables in Hive in bytes for one replica, multiply it by replication factor. BZIP2. Is there a way to check the size of Hive tables in one shot? Although Hudi provides sane defaults, from time-time these configs may need to be tweaked to optimize for specific workloads. This can vastly improve query times on the table because it collects the row count, file count, and file size (bytes) that make up the data in the table and gives that to the query planner before execution. 1. find out the path of the hive tables: for example, find the path for table r_scan1, to rows, or serialize rows to data, i.e. Mutually exclusive execution using std::atomic? What is Hive? Created Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. (Apologies for the newb question. [jira] [Updated] (HIVE-19334) Use actual file size rather than stats for fetch task optimization with external tables. 07-06-2018 // Queries can then join DataFrames data with data stored in Hive. 09-16-2022 so the Hive system will know about any changes to the underlying data and can update the stats accordingly. i got the output. The query takes the sum of total size of all the Hive tables based on the statistics of the tables. 07-10-2018 For text-based files, use the keywords STORED as TEXTFILE. HIVE TO TABLE HONEY ORGANIC NON GMO Advertising Vinyl Banner Flag Sign Many Size best prices, best service. 2) select * from table; IDcf07c309-c685-4bf4-9705-8bca69b00b3c HIVE_BAD_DATA: Field size's type LONG in ORC is incompatible with type varchar defined in table schema Resolving The Problem To compare accurately: 09:39 AM. The following options can be used to configure the version of Hive that is used to retrieve metadata: A comma-separated list of class prefixes that should be loaded using the classloader that is numFiles: # | 86| val_86| numPartitions: How do I monitor the Hive table size? Login into Hive Metastore DB and use the database that is used by hive. # +---+------+---+------+ Is it possible to create a concave light? numRows=26095186, totalSize=654249957, rawDataSize=58080809507], Partition logdata.ops_bc_log{day=20140521} stats: [numFiles=30, # Key: 0, Value: val_0 When working with Hive, one must instantiate SparkSession with Hive support, including The HDFS refined monitoring function is normal. Each Hudi dataset is registered in your cluster's configured metastore (including the AWS Glue Data Catalog ), and appears as a table that can be queried using Spark, Hive, and Presto. What is the purpose of this D-shaped ring at the base of the tongue on my hiking boots? The total size of the Hive Database can be fetched using Hive Metastore DB in the TABLE_PARAMS table. "After the incident", I started to be more careful not to trip over things. of Hive that Spark SQL is communicating with. this return nothing in hive. Hive explain Table Parameters: totalSize doesn't m Open Sourcing Clouderas ML Runtimes - why it matters to customers? numRows=26295075, totalSize=657113440, rawDataSize=58496087068], solution, though not quick The Mail Archive home; issues - all . - the incident has nothing to do with me; can I use this this way? These materialized views use the default file format configured in the optional hive.storage-format catalog configuration property, which defaults to ORC. hive> show tables;OKbee_actionsbee_billsbee_chargesbee_cpc_notifsbee_customersbee_interactionsbee_master_03jun2016_to_17oct2016bee_master_18may2016_to_02jun2016bee_master_18oct2016_to_21dec2016bee_master_20160614_021501bee_master_20160615_010001bee_master_20160616_010001bee_master_20160617_010001bee_master_20160618_010001bee_master_20160619_010001bee_master_20160620_010001bee_master_20160621_010002bee_master_20160622_010001bee_master_20160623_010001bee_master_20160624_065545bee_master_20160625_010001bee_master_20160626_010001bee_master_20160627_010001bee_master_20160628_010001bee_master_20160629_010001bee_master_20160630_010001bee_master_20160701_010001bee_master_20160702_010001bee_master_20160703_010001bee_master_20160704_010001bee_master_20160705_010001bee_master_20160706_010001bee_master_20160707_010001bee_master_20160707_040048bee_master_20160708_010001bee_master_20160709_010001bee_master_20160710_010001bee_master_20160711_010001bee_master_20160712_010001bee_master_20160713_010001bee_master_20160714_010001bee_master_20160715_010002bee_master_20160716_010001bee_master_20160717_010001bee_master_20160718_010001bee_master_20160720_010001bee_master_20160721_010001bee_master_20160723_010002bee_master_20160724_010001bee_master_20160725_010001bee_master_20160726_010001bee_master_20160727_010002bee_master_20160728_010001bee_master_20160729_010001bee_master_20160730_010001bee_master_20160731_010001bee_master_20160801_010001bee_master_20160802_010001bee_master_20160803_010001, Created property can be one of four options: Comma-separated paths of the jars that used to instantiate the HiveMetastoreClient. it is tedious to run the same command for each table. Google says; Snappy is intended to be fast. Whether you are creating a coastal inspired or boho home, this table will suit any space - perfect for alfresco living. Each room features air conditioning, an extra-long, twin-size bed, a desk, a chair, a wardrobe with drawers . Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. Articles Related Column Directory Hierarchy The partition columns determine how the d ". Otherwise, it can . 01-17-2017 and its dependencies, including the correct version of Hadoop. creates a directory configured by spark.sql.warehouse.dir, which defaults to the directory 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. b. Partitioning Tables: Hive partitioning is an effective method to improve the query performance on larger tables. Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? # +--------+ You can alternatively set parquet. Load large csv in hadoop via Hue would only store a 64MB block, Cannot query example AddressBook protobuf data in hive with elephant-bird, Hive not running Map Reduce with "where" clause, Rhive query inserts multiple entries into Hive table for a single row insert when run via an Oozie job, Follow Up: struct sockaddr storage initialization by network format-string, Identify those arcade games from a 1983 Brazilian music video, How to handle a hobby that makes income in US. 12:00 AM, Created Find centralized, trusted content and collaborate around the technologies you use most. hdfs dfs -du command returns the TOTAL size in HDFS, including all replicas. Step 1: Create a Database 1. [jira] [Updated] (HIVE-19334) Use actual file size rather than stats for fetch task optimization with external tables. Switch to the Hive schema and issue the SHOW TABLES command to see the Hive tables that exist. P.S: previous approach is applicable for one table. hive1 by default. they will need access to the Hive serialization and deserialization libraries (SerDes) in order to Hive makes job easy for performing operations like Data encapsulation Ad-hoc queries Analysis of huge datasets Important characteristics of Hive In Hive, tables and databases are created first and then data is loaded into these tables. hive.mapjoin.localtask.max.memory.usage. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Necessary cookies are absolutely essential for the website to function properly. When working with Hive one must instantiate SparkSession with Hive support. This value represents the sum of the sizes of tables that can be converted to hashmaps that fit in memory. Why keep stats if we cant trust that the data will be the same in another 5 minutes? When an external table is dropped in Hive? HIVE-19334.4.patch > Use actual file size rather than stats for fetch task optimization with > external tables . org.apache.spark.api.java.function.MapFunction. Kate believes the key to living well, and healthy, is to plug into what your body needs, understanding that one size does not fit all, all the time, and being truly honest with yourself about your goals and desires. Using hive.auto.convert.join.noconditionaltask, you can combine three or more map-side joins into a (This rule is defined by hive.auto.convert.join.noconditionaltask.size.) As far as I know there is no single command to achieve the results you're looking. Big tables can cause the performance issue in the Hive.Below are some of methods that you can use to list Hive high volume tables. default Spark distribution. How can check Hive table size? Spark SQL also supports reading and writing data stored in Apache Hive. After 3 replicas it is 99.4GB. To list the sizes of Hive tables in Hadoop in GBs: 1 1 sudo -u hdfs hadoop fs -du /user/hive/warehouse/ | awk '/^ [0-9]+/ { print int ($1/ (1024**3)) " [GB]\t" $2 }' Result: 1 448 [GB]. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". In this article: Step 1: Show the CREATE TABLE statement. 12:25 PM This cookie is set by GDPR Cookie Consent plugin. There is an alternative way(can't say alternate but better latency than above case) : and run the same command ( select count(*) from tbl ) which gives better latency than prior. rev2023.3.3.43278. However, you may visit "Cookie Settings" to provide a controlled consent. Also, this only works for non-partitioned tables which have had stats run on them. If so, how? # Key: 0, Value: val_0 Uses high CPU resources to compress and decompress data. if the table is partitioned, we can count the number of partitions and count(number of rows) in each partition. I recall something like that. Reusable Hive Baitable Beetle Trap Without Poison Chemicals Beekeeping Tool SH. 4 What are the compression techniques in Hive? Answer. 2. access data stored in Hive. click browse to upload and upload files from local. # |key| value|key| value| // Turn on flag for Hive Dynamic Partitioning, // Create a Hive partitioned table using DataFrame API. You can use the hdfs dfs -du /path/to/table command or hdfs dfs -count -q -v -h /path/to/table to get the size of an HDFS path (or table). the count() will take much time for finding the result. If the PURGE option is not specified, the data is moved to a trash folder for a defined duration. by the hive-site.xml, the context automatically creates metastore_db in the current directory and What is Hive Temporary Tables? What sort of strategies would a medieval military use against a fantasy giant? For example:, if partition by date (mm-dd-yyyy). 1. Recovering from a blunder I made while emailing a professor, How to handle a hobby that makes income in US. the input format and output format. # Queries can then join DataFrame data with data stored in Hive. Jason Dere (JIRA) . be shared is JDBC drivers that are needed to talk to the metastore. // The items in DataFrames are of type Row, which lets you to access each column by ordinal. rev2023.3.3.43278. Checking the different parameters of the table in Hive Metastore table TABLE_PARAMS for the same Hive table with id 5783. 07-05-2018 # Key: 0, Value: val_0 07-09-2018 What are the compression techniques in Hive? 8 How do I tell hive about file formats in HDFS? 03:54 AM. # |238|val_238| Step 1: Show the CREATE TABLE statement Step 2: Issue a CREATE EXTERNAL TABLE statement Step 3: Issue SQL commands on your data This article shows how to import a Hive table from cloud storage into Azure Databricks using an external table. For example, To use S3 Select in your Hive table, create the table by specifying com.amazonaws.emr.s3select.hive.S3SelectableTextInputFormat as the INPUTFORMAT class name, and specify a value for the s3select.format property using the TBLPROPERTIES clause. The syntax and example are as follows: Syntax CREATE [TEMPORARY] [EXTERNAL] TABLE [IF NOT EXISTS] [db_name.] It is a good question. Step 2: Create a DataFrame numRows: The files are appended in the directory. 07-06-2018 Here are the types of tables in Apache Hive: Managed Tables. Configuration of Hive is done by placing your hive-site.xml, core-site.xml (for security configuration), Provide Name of the linked service. Procedure Log in to FusionInsight Manager. Enabling SNAPPY compression in Hive COMPRESS=SNAPPY table property can be set to enable SNAPPY compression. 99.4 is replica of the data right, hdfs dfs -du -s -h /data/warehouse/test.db/test33.1 G 99.4 G /data/warehouse/test.db/test, Created 01-09-2018 Version of the Hive metastore. For Big SQL, the CHARACTER_LENGTH function counts characters, and for Hive, the OCTET_LENGTH function counts bytes. Based on a recent TPC-DS benchmark by the MR3 team, Hive LLAP 3.1.0 is the fastest SQL-on-Hadoop system available in HDP 3.0.1. We do not have to provide the location manually while creating the table. Create Table is a statement used to create a table in Hive. This Below are the sample results when testing using hive shell as "hive" and "bigsql". Why do small African island nations perform better than African continental nations, considering democracy and human development? - the incident has nothing to do with me; can I use this this way. For example, Hive UDFs that are declared in a How to notate a grace note at the start of a bar with lilypond? 1) SELECT key, size FROM table; 4923069104295859283. # |311|val_311| a. How do you ensure that a red herring doesn't violate Chekhov's gun? 01-13-2017 We also use third-party cookies that help us analyze and understand how you use this website. So not exactly this table is X size. Then you will get quicker results. This video talks about storing the output of hive query in file. 24/7 Customer Service Great Quality at Low Prices Compare Lowest Prices Reusable Hive Baitable Beetle Trap Without Poison Chemicals Beekeeping Tool SH dynatech.co.tz, US $3.94 Size About Length Width : 17 13 cm United States United Kingdom Item No : 2015520 Rate (item arrived) hope you could understand Color : As . If so, how close was it? 05:38 PM, Created Why are ripples in water always circular? Create Spark Session with Hive Enabled This cookie is set by GDPR Cookie Consent plugin. # | 500 | Do roots of these polynomials approach the negative of the Euler-Mascheroni constant? I am looking for a approach to run a command and get all required info. I tried Googling and searching the apache.org documentation without success.). shared between Spark SQL and a specific version of Hive. However, since Hive has a large number of dependencies, these dependencies are not included in the 324 and 972 are the sizes of one and three replicas of the table data in HDFS. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Record the name of the linked service, this info will be used to configure Spark shortly. You can either select the Azure SQL Database for the external Hive metastore from Azure subscription list, or enter the . hive> describe extended bee_master_20170113_010001> ;OKentity_id stringaccount_id stringbill_cycle stringentity_type stringcol1 stringcol2 stringcol3 stringcol4 stringcol5 stringcol6 stringcol7 stringcol8 stringcol9 stringcol10 stringcol11 stringcol12 string, Detailed Table Information Table(tableName:bee_master_20170113_010001, dbName:default, owner:sagarpa, createTime:1484297904, lastAccessTime:0, retention:0, sd:StorageDescriptor(cols:[FieldSchema(name:entity_id, type:string, comment:null), FieldSchema(name:account_id, type:string, comment:null), FieldSchema(name:bill_cycle, type:string, comment:null), FieldSchema(name:entity_type, type:string, comment:null), FieldSchema(name:col1, type:string, comment:null), FieldSchema(name:col2, type:string, comment:null), FieldSchema(name:col3, type:string, comment:null), FieldSchema(name:col4, type:string, comment:null), FieldSchema(name:col5, type:string, comment:null), FieldSchema(name:col6, type:string, comment:null), FieldSchema(name:col7, type:string, comment:null), FieldSchema(name:col8, type:string, comment:null), FieldSchema(name:col9, type:string, comment:null), FieldSchema(name:col10, type:string, comment:null), FieldSchema(name:col11, type:string, comment:null), FieldSchema(name:col12, type:string, comment:null)], location:hdfs://cmilcb521.amdocs.com:8020/user/insighte/bee_data/bee_run_20170113_010001, inputFormat:org.apache.hadoop.mapred.TextInputFormat, outputFormat:org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat, compressed:false, numBuckets:-1, serdeInfo:SerDeInfo(name:null, serializationLib:org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe, parameters:{field.delim= , serialization.format=Time taken: 0.328 seconds, Fetched: 18 row(s)hive> describe formatted bee_master_20170113_010001> ;OK# col_name data_type comment, entity_id stringaccount_id stringbill_cycle stringentity_type stringcol1 stringcol2 stringcol3 stringcol4 stringcol5 stringcol6 stringcol7 stringcol8 stringcol9 stringcol10 stringcol11 stringcol12 string, # Detailed Table InformationDatabase: defaultOwner: sagarpaCreateTime: Fri Jan 13 02:58:24 CST 2017LastAccessTime: UNKNOWNProtect Mode: NoneRetention: 0Location: hdfs://cmilcb521.amdocs.com:8020/user/insighte/bee_data/bee_run_20170113_010001Table Type: EXTERNAL_TABLETable Parameters:COLUMN_STATS_ACCURATE falseEXTERNAL TRUEnumFiles 0numRows -1rawDataSize -1totalSize 0transient_lastDdlTime 1484297904, # Storage InformationSerDe Library: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDeInputFormat: org.apache.hadoop.mapred.TextInputFormatOutputFormat: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormatCompressed: NoNum Buckets: -1Bucket Columns: []Sort Columns: []Storage Desc Params:field.delim \tserialization.format \tTime taken: 0.081 seconds, Fetched: 48 row(s)hive> describe formatted bee_ppv;OK# col_name data_type comment, entity_id stringaccount_id stringbill_cycle stringref_event stringamount doubleppv_category stringppv_order_status stringppv_order_date timestamp, # Detailed Table InformationDatabase: defaultOwner: sagarpaCreateTime: Thu Dec 22 12:56:34 CST 2016LastAccessTime: UNKNOWNProtect Mode: NoneRetention: 0Location: hdfs://cmilcb521.amdocs.com:8020/user/insighte/bee_data/tables/bee_ppvTable Type: EXTERNAL_TABLETable Parameters:COLUMN_STATS_ACCURATE trueEXTERNAL TRUEnumFiles 0numRows 0rawDataSize 0totalSize 0transient_lastDdlTime 1484340138, # Storage InformationSerDe Library: org.apache.hadoop.hive.ql.io.parquet.serde.ParquetHiveSerDeInputFormat: org.apache.hadoop.hive.ql.io.parquet.MapredParquetInputFormatOutputFormat: org.apache.hadoop.hive.ql.io.parquet.MapredParquetOutputFormatCompressed: NoNum Buckets: -1Bucket Columns: []Sort Columns: []Storage Desc Params:field.delim \tserialization.format \tTime taken: 0.072 seconds, Fetched: 40 row(s), Created % scala spark.read.table ("< non-delta-table-name >") .queryExecution.analyzed.stats Was this article helpful? Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. For updating data, you can use the MERGE statement, which now also meets ACID standards. There are indeed other ways. Insert into bucketed table produces empty table. adds support for finding tables in the MetaStore and writing queries using HiveQL. 07-11-2018 Why keep stats if we can't trust that the data will be the same in another 5 minutes? When not configured This summary is aimed for those who don't have the current time to devour all 256 pages. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. Otherwise, hdfs dfs -du -s -h /path/to/table will do. format(serde, input format, output format), e.g. The following options can be used to specify the storage By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. I have many tables in Hive and suspect size of these tables are causing space issues on cluster. Hive simplifies the performance of operations such as: Data encapsulation Ad-hoc queries Analysis of huge datasets But what makes Hive standout? "SELECT * FROM records r JOIN src s ON r.key = s.key", // Create a Hive managed Parquet table, with HQL syntax instead of the Spark SQL native syntax, "CREATE TABLE hive_records(key int, value string) STORED AS PARQUET", // Save DataFrame to the Hive managed table, // After insertion, the Hive managed table has data now, "CREATE EXTERNAL TABLE hive_bigints(id bigint) STORED AS PARQUET LOCATION '$dataDir'", // The Hive external table should already have data.