DRILL-7801 changed the scope of drill.exec.memory.operator.output_batch_size option to system and session
diff --git a/exec/java-exec/src/main/java/org/apache/drill/exec/server/options/SystemOptionManager.java b/exec/java-exec/src/main/java/org/apache/drill/exec/server/options/SystemOptionManager.java
index 3eb643c..eda7d9d 100644
--- a/exec/java-exec/src/main/java/org/apache/drill/exec/server/options/SystemOptionManager.java
+++ b/exec/java-exec/src/main/java/org/apache/drill/exec/server/options/SystemOptionManager.java
@@ -291,7 +291,7 @@
new OptionDefinition(ExecConstants.CPU_LOAD_AVERAGE),
new OptionDefinition(ExecConstants.ENABLE_VECTOR_VALIDATOR),
new OptionDefinition(ExecConstants.ENABLE_ITERATOR_VALIDATOR),
- new OptionDefinition(ExecConstants.OUTPUT_BATCH_SIZE_VALIDATOR, new OptionMetaData(OptionValue.AccessibleScopes.SYSTEM, true, false)),
+ new OptionDefinition(ExecConstants.OUTPUT_BATCH_SIZE_VALIDATOR, new OptionMetaData(OptionValue.AccessibleScopes.SYSTEM_AND_SESSION, true, false)),
new OptionDefinition(ExecConstants.STATS_LOGGING_BATCH_SIZE_VALIDATOR, new OptionMetaData(OptionValue.AccessibleScopes.SYSTEM_AND_SESSION, true, true)),
new OptionDefinition(ExecConstants.STATS_LOGGING_BATCH_FG_SIZE_VALIDATOR,new OptionMetaData(OptionValue.AccessibleScopes.SYSTEM_AND_SESSION, true, true)),
new OptionDefinition(ExecConstants.STATS_LOGGING_BATCH_OPERATOR_VALIDATOR,new OptionMetaData(OptionValue.AccessibleScopes.SYSTEM_AND_SESSION, true, true)),