How to run one or more hive queries in a file using hive -f command
Hive -f command The Hive -f command is used to execute one or more hive queries from a file in
Continue readingCategory: Hadoop
How to run a hive query from the command line using hive -e command
Hive -e command The Hive -e command is used to run the hive query in batch mode.Instead of enter into
Continue readingGet the create table statement for an existing Hive table using Show create table
The SHOW statement is a flexible way to get the information about existing objects in Hive. One of the Show
Continue readingHow to find the size of the HDFS file
Size of the HDFS file in Hadoop File system Some time we will check the size of the HDFS file
Continue readingHive describe command to check the meta data of the Hive table
We can see the Hive tables structures using the Describe commands. This command shows meta data about the hive table
Continue readingHow to check if the file or directory exists in HDFS?
Hadoop command to check whether the directory exists or not: Syntax: hdfs dfs -test -d hdfs_path Example: hdfs dfs -test
Continue reading