I think so. NULL (or call it unknown) is used to distinguish set/not set a
field.


-Rui

On Tue, Jul 21, 2020 at 3:29 PM Brian Hulette <[email protected]> wrote:

> I think properties should be @Nullable as well then? It's also optional in
> the parser.
>
> On Tue, Jul 21, 2020 at 2:21 PM Rui Wang <[email protected]> wrote:
>
>> Hi Jayendra,
>>
>> The "location" of a table is where the table data stores. So it could be
>> null because that field in parser is optional [1]
>>
>>
>> [1]:
>> https://github.com/apache/beam/blob/master/sdks/java/extensions/sql/src/main/codegen/includes/parserImpls.ftl#L177
>>
>> -Rui
>>
>> On Tue, Jul 21, 2020 at 9:40 AM Jayendra Parmar <
>> [email protected]> wrote:
>>
>>> Hi I am working on https://issues.apache.org/jira/browse/BEAM-10497
>>>
>>> The location string defined here[1] be Nullable ? If yes we should throw
>>> some exceptions while that location field is needed and not present like
>>> here[2] or [3] or [4] and there are yet some other places.
>>>
>>> Or should I make that NonNullable ?
>>>
>>> As I am still not acquainted to the code and new contributor, I am not
>>> aware of repercussions in either of the cases.
>>>
>>> [1]
>>> https://github.com/apache/beam/blob/v2.23.0-RC1/sdks/java/extensions/sql/src/main/java/org/apache/beam/sdk/extensions/sql/meta/Table.java#L40
>>> [2]
>>> https://github.com/apache/beam/blob/v2.23.0-RC1/sdks/java/extensions/sql/src/main/java/org/apache/beam/sdk/extensions/sql/meta/provider/mongodb/MongoDbTable.java#L91
>>> [3]
>>> https://github.com/apache/beam/blob/v2.23.0-RC1/sdks/java/extensions/sql/src/main/java/org/apache/beam/sdk/extensions/sql/meta/provider/text/TextTableProvider.java#L88
>>> [4]
>>> https://github.com/apache/beam/blob/v2.23.0-RC1/sdks/java/extensions/sql/src/main/java/org/apache/beam/sdk/extensions/sql/meta/provider/avro/AvroTableProvider.java#L50
>>>
>>> Regards
>>> Jayendra
>>>
>>

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