Re: [PR] [SPARK-44223][CORE] Remove LevelDB support [spark]

[via GitHub]

LuciferYang commented on code in PR #43138:
URL: https://github.com/apache/spark/pull/43138#discussion_r2108467286


##########
core/src/main/scala/org/apache/spark/internal/config/package.scala:
##########
@@ -726,12 +726,12 @@ package object config {
   private[spark] val SHUFFLE_SERVICE_DB_BACKEND =
     ConfigBuilder(Constants.SHUFFLE_SERVICE_DB_BACKEND)
       .doc("Specifies a disk-based store used in shuffle service local db. " +
-        "LEVELDB or ROCKSDB.")
+        "Only supported ROCKSDB at now.")
       .version("3.4.0")
       .stringConf
       .transform(_.toUpperCase(Locale.ROOT))
       .checkValues(DBBackend.values.map(_.toString).toSet)
-      .createWithDefault(DBBackend.LEVELDB.name)
+      .createWithDefault(DBBackend.ROCKSDB.name)

Review Comment:
   
![image](https://github.com/user-attachments/assets/c71c31d8-73e1-4036-9eb9-29587722d3bb)
   
   As indicated in the above prompt, it seems that I'm unable to reopen this pr 
either.



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