HyukjinKwon commented on code in PR #44233:
URL: https://github.com/apache/spark/pull/44233#discussion_r1419781121
##########
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceManager.scala:
##########
@@ -81,3 +93,60 @@ class DataSourceManager extends Logging {
manager
}
}
+
+/**
+ * Data Source V2 wrapper for Python Data Source.
+ */
+class PythonTableProvider(shortName: String) extends TableProvider {
Review Comment:
I believe it already does (?).
##########
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceManager.scala:
##########
@@ -81,3 +93,60 @@ class DataSourceManager extends Logging {
manager
}
}
+
+/**
+ * Data Source V2 wrapper for Python Data Source.
+ */
+class PythonTableProvider(shortName: String) extends TableProvider {
+ private var sourceDataFrame: DataFrame = _
+
+ private def getOrCreateSourceDataFrame(
+ options: CaseInsensitiveStringMap, maybeSchema: Option[StructType]):
DataFrame = {
+ if (sourceDataFrame != null) return sourceDataFrame
+ // TODO(SPARK-45600): should be session-based.
+ val builder =
SparkSession.active.sessionState.dataSourceManager.lookupDataSource(shortName)
+ val plan = builder(
+ SparkSession.active,
Review Comment:
yes
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
