Github user xwu0226 commented on a diff in the pull request:
https://github.com/apache/spark/pull/13120#discussion_r64126341
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/createDataSourceTables.scala
---
@@ -354,7 +356,27 @@ object CreateDataSourceTableUtils extends Logging {
tableType = tableType,
schema = Nil,
storage = CatalogStorageFormat(
- locationUri = None,
+ // We don't want Hive metastore to implicitly create a table
directory,
+ // which may be not the one Data Source table is referring to,
+ // yet which will be left behind when the table is dropped for
an external table
+ locationUri = if (new
CaseInsensitiveMap(options).get("path").isDefined) {
+ val path = new Path(new
CaseInsensitiveMap(options).get("path").get)
+ val fs =
path.getFileSystem(sparkSession.sessionState.newHadoopConf())
+ if (fs.exists(path)) {
+ // if the provided path exists, Hive metastore only takes
directory
+ // as table data location
+ if (fs.getFileStatus(path).isDirectory) {
+ Some(path.toUri.toString)
+ } else {
+ Some(path.getParent.toUri.toString)
+ }
+ } else {
+ // If the path does not exists yet, it is assumed to be
directory
+ Some(path.toUri.toString)
+ }
+ } else {
+ None
+ },
--- End diff --
The full path is already populated in the serde Property. The select will
still work from spark sql.
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