Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/3848#discussion_r22393319
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/SqlParser.scala ---
@@ -178,7 +178,15 @@ class SqlParser extends AbstractSparkSQLParser {
joinedRelation | relationFactor
protected lazy val relationFactor: Parser[LogicalPlan] =
- ( ident ~ (opt(AS) ~> opt(ident)) ^^ {
+ ( ident ~ ("." ~> ident) ~ ("." ~> ident) ~ (opt(AS) ~> opt(ident)) ^^
{
+ case clusterName ~ dbName ~ tableName ~ alias =>
+ UnresolvedRelation(None, clusterName + "." + dbName + "." +
tableName, alias)
--- End diff --
Okay, but there is a field called `databaseName` and you aren't using it,
and so this PR is putting the SQLParser and the HiveQL parser out of sync. I
think we should close this issue for now and discuss the requirements and
design on the JIRA.
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