anishshri-db commented on code in PR #43961:
URL: https://github.com/apache/spark/pull/43961#discussion_r1439281777
##########
sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/state/RocksDB.scala:
##########
@@ -604,17 +734,56 @@ class RocksDB(
}
private def getDBProperty(property: String): Long = {
- db.getProperty(property).toLong
+ if (useColumnFamilies) {
+ // get cumulative sum across all available column families
+ assert(!colFamilyNameToHandleMap.isEmpty)
+ colFamilyNameToHandleMap
+ .values
+ .map(handle => db.getProperty(handle, property).toLong)
+ .sum
+ } else {
+ db.getProperty(property).toLong
+ }
}
private def openDB(): Unit = {
assert(db == null)
- db = NativeRocksDB.open(dbOptions, workingDir.toString)
- logInfo(s"Opened DB with conf ${conf}")
+ if (useColumnFamilies) {
+ val colFamilies = NativeRocksDB.listColumnFamilies(dbOptions,
workingDir.toString)
+
+ var colFamilyDescriptors: Seq[ColumnFamilyDescriptor] =
Seq.empty[ColumnFamilyDescriptor]
+ // populate the list of available col family descriptors
+ colFamilies.asScala.toList.foreach { family =>
+ val descriptor = new ColumnFamilyDescriptor(family,
columnFamilyOptions)
+ colFamilyDescriptors = colFamilyDescriptors :+ descriptor
+ }
+
+ if (colFamilyDescriptors.isEmpty) {
+ colFamilyDescriptors = colFamilyDescriptors :+
+ new ColumnFamilyDescriptor(NativeRocksDB.DEFAULT_COLUMN_FAMILY,
columnFamilyOptions)
Review Comment:
Haha I did try this - but I was running into an exception with
`NativeRocksDB.open`. I believe it expects to have the colFamilyDesc to atleast
be initialized with the default column family handle
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