anishshri-db commented on code in PR #48401:
URL: https://github.com/apache/spark/pull/48401#discussion_r1817400618
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sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StateStoreColumnFamilySchemaUtils.scala:
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@@ -17,35 +17,64 @@
package org.apache.spark.sql.execution.streaming
import org.apache.spark.sql.Encoder
+import org.apache.spark.sql.avro.{AvroDeserializer, AvroOptions,
AvroSerializer, SchemaConverters}
import org.apache.spark.sql.catalyst.encoders.ExpressionEncoder
import
org.apache.spark.sql.execution.streaming.TransformWithStateKeyValueRowSchemaUtils._
import
org.apache.spark.sql.execution.streaming.state.{NoPrefixKeyStateEncoderSpec,
PrefixKeyScanStateEncoderSpec, StateStoreColFamilySchema}
+import org.apache.spark.sql.execution.streaming.state.AvroEncoderSpec
import org.apache.spark.sql.types.StructType
object StateStoreColumnFamilySchemaUtils {
+ def apply(initializeAvroSerde: Boolean): StateStoreColumnFamilySchemaUtils =
+ new StateStoreColumnFamilySchemaUtils(initializeAvroSerde)
+}
+
+class StateStoreColumnFamilySchemaUtils(initializeAvroSerde: Boolean) {
+
+ private def getAvroSerde(
+ keySchema: StructType, valSchema: StructType): Option[AvroEncoderSpec] =
{
+ if (initializeAvroSerde) {
+ val avroType = SchemaConverters.toAvroType(valSchema)
+ val avroOptions = AvroOptions(Map.empty)
+ val keyAvroType = SchemaConverters.toAvroType(keySchema)
+ val keySer = new AvroSerializer(keySchema, keyAvroType, nullable = false)
+ val ser = new AvroSerializer(valSchema, avroType, nullable = false)
+ val de = new AvroDeserializer(avroType, valSchema,
+ avroOptions.datetimeRebaseModeInRead,
avroOptions.useStableIdForUnionType,
+ avroOptions.stableIdPrefixForUnionType,
avroOptions.recursiveFieldMaxDepth)
Review Comment:
lets go through these options and make sure they are safe ?
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