WebJul 6, 2024 · Hive explain Table Parameters: totalSize doesn't match actual file size Labels: Apache Hive ranan Contributor Created on 07-05-2024 11:03 PM - edited 09-16-2024 06:25 AM I have a parquet managerd table When i run du command it give me below size of table 33.1 GB hdfs dfs -du -s -h /data/warehouse/test.db/test But when i run WebMar 28, 2024 · EXTENDED or FORMATTED If specified display detailed information about the specified columns, including the column statistics collected by the command, and additional metadata information (such as schema qualifier, owner, and access time). table_name Identifies the table to be described. The name may not use a temporal …
LanguageManual DDL - Apache Hive - Apache Software …
Web41 rows · You can get extensive formatted and unformatted information about a … WebNov 6, 2015 · To change the file format of an existing table use Alter table command as … crowdster plus for sale
DESCRIBE Statement - The Apache Software Foundation
WebMay 15, 2024 · If you want to see the content in a table, you can use a command: describe table_name; I hope you can see elements inside your table. answered May 15, 2024 by Gitika • 65,910 points Related Questions In Big Data Hadoop 0 votes 1 answer How to retrieve the list of sql (Hive QL) commands that has been executed in a hadoop cluster? WebApr 3, 2024 · Hive SELECT query with STRUCT column. Hive> SELECT address.city, name FROM employees; From above Hive query output will show the struct column in JSON format and the first element of the array is selected. Hive Manipulating Column values We can manipulate column values using function calls and arithmetic expressions. WebWhen you create a Hive table, you need to define how this table should read/write data … crowdster player