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hive:tldr:10d00

hive: Run a HiveQL file with a variable substitution.
$ hive --define ${key}=${value} -f ${filename-sql}
try on your machine

This command is invoking the Hive tool with certain options and arguments.

  • hive: It is the command to start the Hive tool, which is a data warehousing and SQL-like query language tool for analyzing and processing structured data in Hadoop.

  • --define ${key}=${value}: This option allows you to define a variable called ${key} and assign it the value ${value}. This variable can be referenced within Hive queries or scripts.

  • -f ${filename-sql}: This option instructs Hive to read and execute the SQL commands stored in the file specified by ${filename-sql}. The file should contain Hive queries or scripts written in SQL-like syntax.

Overall, by using this command, the Hive tool is being invoked with a variable defined, and a specific SQL file is being executed.

This explanation was created by an AI. In most cases those are correct. But please always be careful and never run a command you are not sure if it is safe.
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