[jira] [Closed] (DRILL-4514) Add describe schema command

["Robert Hou (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/DRILL-4514?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Robert Hou closed DRILL-4514.
-----------------------------

Tests pass.

> Add describe schema <schema_name> command
> -----------------------------------------
>
>                 Key: DRILL-4514
>                 URL: https://issues.apache.org/jira/browse/DRILL-4514
>             Project: Apache Drill
>          Issue Type: New Feature
>    Affects Versions: Future
>            Reporter: Arina Ielchiieva
>            Assignee: Arina Ielchiieva
>              Labels: doc-impacting
>             Fix For: 1.8.0
>
>
> Add describe database <db_name> command which will return directory associated with a database on the fly.
> Syntax:
> describe database <db_name>
> describe schema <schema_name>
> Output:
> {code:sql}
>  DESCRIBE SCHEMA dfs.tmp;
> {code}
> {noformat}
> +--------+------------+
> | schema | properties |
> +--------+------------+
> | dfs.tmp | {
>   "type" : "file",
>   "enabled" : true,
>   "connection" : "file:///",
>   "config" : null,
>   "formats" : {
>     "psv" : {
>       "type" : "text",
>       "extensions" : [ "tbl" ],
>       "delimiter" : "|"
>     },
>     "csv" : {
>       "type" : "text",
>       "extensions" : [ "csv" ],
>       "delimiter" : ","
>     },
>     "tsv" : {
>       "type" : "text",
>       "extensions" : [ "tsv" ],
>       "delimiter" : "\t"
>     },
>     "parquet" : {
>       "type" : "parquet"
>     },
>     "json" : {
>       "type" : "json",
>       "extensions" : [ "json" ]
>     },
>     "avro" : {
>       "type" : "avro"
>     },
>     "sequencefile" : {
>       "type" : "sequencefile",
>       "extensions" : [ "seq" ]
>     },
>     "csvh" : {
>       "type" : "text",
>       "extensions" : [ "csvh" ],
>       "extractHeader" : true,
>       "delimiter" : ","
>     }
>   },
>   "location" : "/tmp",
>   "writable" : true,
>   "defaultInputFormat" : null
> } |
> +--------+------------+
> {noformat}



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