Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/4547#discussion_r24553306
--- Diff: sql/core/src/main/scala/org/apache/spark/sql/SQLContext.scala ---
@@ -734,6 +734,24 @@ class SQLContext(@transient val sparkContext:
SparkContext)
def table(tableName: String): DataFrame =
DataFrame(this, catalog.lookupRelation(Seq(tableName)))
+ /**
+ * Returns a [[DataFrame]] containing names of existing tables in the
current database.
+ * The returned DataFrame has two columns, tableName and isTemporary (a
column with BooleanType
+ * indicating if a table is a temporary one or not).
+ */
+ def tables(databaseName: String): DataFrame = {
--- End diff --
(in particular, I was thinking why would .table return a DataFrame for a
table, and .tables return a DataFrame for the list of tables...)
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
