srowen commented on a change in pull request #25561: [SPARK-28810][DOC][SQL] Document SHOW TABLES in SQL Reference. URL: https://github.com/apache/spark/pull/25561#discussion_r333672276
########## File path: docs/sql-ref-syntax-aux-show-tables.md ########## @@ -18,5 +18,90 @@ license: | See the License for the specific language governing permissions and limitations under the License. --- +### Description -**This page is under construction** +The `SHOW TABLES` statement returns all the tables for an optionally specified database. +Additionally, the output of this statement may be filtered by an optional matching +pattern. If no database is specified then the tables are returned from the +current database. + +### Syntax +{% highlight sql %} +SHOW TABLES [{FROM|IN} database_name] [LIKE 'regex_pattern'] +{% endhighlight %} + +### Parameters +<dl> + <dt><code><em>{FROM|IN} database_name</em></code></dt> + <dd> + Specifies the database name from which tables are listed. + </dd> + <dt><code><em>LIKE regex_pattern</em></code></dt> + <dd> + Specifies the regular expression pattern that is used to filter out unwanted tables. + <ul> + <li> Except for * and | character, the pattern works like a regex.</li> Review comment: OK, I might put back the back-ticks or quotes around special chars here. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org