Hive CLI的命令都是怎样的，针对这个问题，这篇文章详细介绍了相对应的分析和解答，希望可以帮助更多想解决这个问题的小伙伴找到更简单易行的方法。
这些命令可以直接cli或者beeline里面执行。
quit | Use quit or exit to leave the interactive shell. |
reset | Resets the configuration to the default values (as of Hive 0.10: see HIVE-3202). Any configuration parameters that were set using the set command or -hiveconf parameter in hive commandline will get reset to default value. Note that this does not apply to configuration parameters that were set in set command using the "hiveconf:" prefix for the key name (for historic reasons). |
set <key>=<value> | Sets the value of a particular configuration variable (key). |
set | Prints a list of configuration variables that are overridden by the user or Hive. |
set -v | Prints all Hadoop and Hive configuration variables. |
add FILE[S] <filepath> <filepath>* | Adds one or more files, jars, or archives to the list of resources in the distributed cache. See Hive Resources for more information. |
| add FILE[S] <ivyurl> <ivyurl>* add JAR[S] <ivyurl> <ivyurl>* add ARCHIVE[S]<ivyurl> <ivyurl>* | As of Hive 1.2.0, adds one or more files, jars or archives to the list of resources in the distributed cache using anIvy URL of the form ivy://group:module:version?query_string. See Hive Resources for more information. |
list FILE[S] | Lists the resources already added to the distributed cache. See Hive Resources for more information. |
list FILE[S] <filepath>* | Checks whether the given resources are already added to the distributed cache or not. See Hive Resources for more information. |
delete FILE[S] <filepath>* | Removes the resource(s) from the distributed cache. |
| delete FILE[S] <ivyurl> <ivyurl>* delete JAR[S] <ivyurl> <ivyurl>* delete ARCHIVE[S] <ivyurl> <ivyurl>* | As of Hive 1.2.0, removes the resource(s) which were added using the <ivyurl> from the distributed cache. See Hive Resources for more information. |
! <command> | Executes a shell command from the Hive shell. |
dfs <dfs command> | Executes a dfs command from the Hive shell. |
<query string> | Executes a Hive query and prints results to standard output. |
source FILE <filepath> | Executes a script file inside the CLI. |
compile `<groovy string>` AS GROOVY NAMED <name> | This allows inline Groovy code to be compiled and be used as a UDF (as of Hive 0.13.0). For a usage example, see Nov. 2013 Hive Contributors Meetup Presentations – Using Dynamic Compilation with Hive. |
Sample Usage:
hive> set mapred.reduce.tasks=32; hive> set; hive> select a.* from tab1; hive> !ls; hive> dfs -ls;
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