Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/15160#discussion_r79669450
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/createDataSourceTables.scala
---
@@ -47,15 +47,11 @@ case class CreateDataSourceTableCommand(table:
CatalogTable, ignoreIfExists: Boo
assert(table.provider.isDefined)
val sessionState = sparkSession.sessionState
- val db =
table.identifier.database.getOrElse(sessionState.catalog.getCurrentDatabase)
- val tableIdentWithDB = table.identifier.copy(database = Some(db))
- // Pass a table identifier with database part, so that `tableExists`
won't check temp views
- // unexpectedly.
- if (sessionState.catalog.tableExists(tableIdentWithDB)) {
+ if (sessionState.catalog.tableExists(table.identifier)) {
if (ignoreIfExists) {
return Seq.empty[Row]
} else {
- throw new AnalysisException(s"Table
${tableIdentWithDB.unquotedString} already exists.")
+ throw new AnalysisException(s"Table
${table.identifier.unquotedString} already exists.")
--- End diff --
The test failure is caused by this change. After this PR,
`table.identifier` does not always have the database name.
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