anishshri-db commented on code in PR #47104:
URL: https://github.com/apache/spark/pull/47104#discussion_r1663215623
##########
sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/state/SchemaHelper.scala:
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@@ -28,6 +33,61 @@ import org.apache.spark.util.Utils
/**
* Helper classes for reading/writing state schema.
*/
+sealed trait ColumnFamilySchema extends Serializable {
+ def jsonValue: JValue
+
+ def json: String
+
+ def columnFamilyName: String
+}
+
+case class ColumnFamilySchemaV1(
+ columnFamilyName: String,
+ keySchema: StructType,
+ valueSchema: StructType,
+ keyStateEncoderSpec: KeyStateEncoderSpec,
+ multipleValuesPerKey: Boolean,
+ valueEncoder: StructType,
+ userKeyEncoder: Option[StructType] = None) extends ColumnFamilySchema {
+ def jsonValue: JValue = {
+ ("columnFamilyName" -> JString(columnFamilyName)) ~
+ ("keySchema" -> JString(keySchema.json)) ~
+ ("valueSchema" -> JString(valueSchema.json)) ~
+ ("keyStateEncoderSpec" -> keyStateEncoderSpec.jsonValue) ~
+ ("multipleValuesPerKey" -> JBool(multipleValuesPerKey)) ~
Review Comment:
Discussed offline
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