cloud-fan commented on a change in pull request #29834:
URL: https://github.com/apache/spark/pull/29834#discussion_r495006588
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File path:
sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkGetSchemasOperation.scala
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@@ -77,7 +77,8 @@ private[hive] class SparkGetSchemasOperation(
val globalTempViewDb =
sqlContext.sessionState.catalog.globalTempViewManager.database
val databasePattern =
Pattern.compile(CLIServiceUtils.patternToRegex(schemaName))
- if (databasePattern.matcher(globalTempViewDb).matches()) {
+ if (schemaName == null || schemaName.isEmpty ||
Review comment:
> we should either make it not a wildcard at all as JDBC API doc says'
Is it really possible? We call the hive API `listDatabases` to do it, and we
can't change the hive metastore behavior.
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