Test adaptive apache#2

Author: bersprockets

sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala

@@ -646,7 +646,7 @@ object SQLConf {
       "middle of query execution, based on accurate runtime statistics.")
     .version("1.6.0")
     .booleanConf
-    .createWithDefault(true)
+    .createWithDefault(false)
 
   val ADAPTIVE_EXECUTION_FORCE_APPLY = buildConf("spark.sql.adaptive.forceApply")
     .internal()
@@ -1648,7 +1648,7 @@ object SQLConf {
       " method.")
     .version("2.0.0")
     .booleanConf
-    .createWithDefault(false)
+    .createWithDefault(true)
 
   val WHOLESTAGE_CODEGEN_USE_ID_IN_CLASS_NAME =
     buildConf("spark.sql.codegen.useIdInClassName")
@@ -1678,7 +1678,7 @@ object SQLConf {
     .internal()
     .stringConf
     .checkValues(CodegenObjectFactoryMode.values.map(_.toString))
-    .createWithDefault(CodegenObjectFactoryMode.NO_CODEGEN.toString)
+    .createWithDefault(CodegenObjectFactoryMode.FALLBACK.toString)
 
   val CODEGEN_FALLBACK = buildConf("spark.sql.codegen.fallback")
     .internal()

sql/core/src/test/scala/org/apache/spark/sql/test/SharedSparkSession.scala

@@ -68,7 +68,7 @@ trait SharedSparkSessionBase
       .set("spark.hadoop.fs.file.impl", classOf[DebugFilesystem].getName)
       .set(UNSAFE_EXCEPTION_ON_MEMORY_LEAK, true)
       .set(SQLConf.CODEGEN_FALLBACK.key, "false")
-      .set(SQLConf.CODEGEN_FACTORY_MODE.key, CodegenObjectFactoryMode.NO_CODEGEN.toString)
+      .set(SQLConf.CODEGEN_FACTORY_MODE.key, CodegenObjectFactoryMode.CODEGEN_ONLY.toString)
       // Disable ConvertToLocalRelation for better test coverage. Test cases built on
       // LocalRelation will exercise the optimization rules better by disabling it as
       // this rule may potentially block testing of other optimization rules such as

sql/hive/src/test/scala/org/apache/spark/sql/hive/test/TestHive.scala

@@ -56,7 +56,7 @@ object TestHive
       new SparkConf()
         .set("spark.sql.test", "")
         .set(SQLConf.CODEGEN_FALLBACK.key, "false")
-        .set(SQLConf.CODEGEN_FACTORY_MODE.key, CodegenObjectFactoryMode.NO_CODEGEN.toString)
+        .set(SQLConf.CODEGEN_FACTORY_MODE.key, CodegenObjectFactoryMode.CODEGEN_ONLY.toString)
         .set(HiveUtils.HIVE_METASTORE_BARRIER_PREFIXES.key,
           "org.apache.spark.sql.hive.execution.PairSerDe")
         .set(WAREHOUSE_PATH.key, TestHiveContext.makeWarehouseDir().toURI.getPath)