JingsongLi commented on a change in pull request #8682:
[FLINK-12796][table-planner-blink] Introduce BaseArray and BaseMap to reduce
conversion overhead to blink
URL: https://github.com/apache/flink/pull/8682#discussion_r293641180
##########
File path:
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/types/InternalSerializers.java
##########
@@ -71,10 +75,12 @@ public static TypeSerializer create(LogicalType type,
ExecutionConfig config) {
DecimalType decimalType = (DecimalType) type;
return new
DecimalSerializer(decimalType.getPrecision(), decimalType.getScale());
case ARRAY:
- return BinaryArraySerializer.INSTANCE;
+ return new BaseArraySerializer(((ArrayType)
type).getElementType(), config);
Review comment:
InternalSerializers.create is used to create serializers. runtime per record
process should not invoke it.
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