fixup

docs/Configuration.md

@@ -13,7 +13,7 @@ You can add these configuration into spark-defaults.conf to enable or disable th
 | spark.memory.offHeap.size| To set up how much memory to be used for Java OffHeap.<br /> Please notice Gazelle Plugin will leverage this setting to allocate memory space for native usage even offHeap is disabled. <br /> The value is based on your system and it is recommended to set it larger if you are facing Out of Memory issue in Gazelle Plugin | 30G |
 | spark.sql.sources.useV1SourceList | Choose to use V1 source | avro |
 | spark.sql.join.preferSortMergeJoin | To turn off preferSortMergeJoin in Spark | false |
-| spark.sql.extensions | To turn on Gazelle Plugin | com.intel.oap.ColumnarPlugin |
+| spark.plugins | To turn on Gazelle Plugin | com.intel.oap.GazellePlugin |
 | spark.shuffle.manager | To turn on Gazelle Columnar Shuffle Plugin | org.apache.spark.shuffle.sort.ColumnarShuffleManager |
 | spark.oap.sql.columnar.batchscan | Enable or Disable Columnar Batchscan, default is true | true |
 | spark.oap.sql.columnar.hashagg | Enable or Disable Columnar Hash Aggregate, default is true | true |