public Builder setHintBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  bitField0_ |= 0x00008000;
        hint_ = value;
        onChanged();
        return this;
      }
Protobuf type {@code com.alibaba.otter.node.etl.model.protobuf.Column}
node/etl/src/main/java/com/alibaba/otter/node/etl/model/protobuf/BatchProto.java