public Builder setOperationIdBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) { throw new NullPointerException(); }
        operationId_ = value;
        bitField0_ |= 0x00000080;
        onChanged();
        return this;
      }
<code>optional string operationId = 8;</code>
@param value The bytes for operationId to set.
@return This builder for chaining.
ql/src/gen/protobuf/gen-java/org/apache/hadoop/hive/ql/hooks/proto/HiveHookEvents.java