thank you Pavel. It helped. I added
"IgniteConfiguration.BinaryConfiguration.Serializer
= new BinaryReflectiveSerializer { ForceTimestamp = true }" into config and
removed attribute and it works correctly.

вт, 4 сент. 2018 г., 9:35 Pavel Tupitsyn <[email protected]>:

> Hi Som,
>
> The issue here is that Ignite writes DateTime in an internal format when
> [QuerySqlField] attribute is not present, to handle non-UTC values [1].
> This internal format is not SQL-compatible.
>
> There are multiple options to enforce TIMESTAMP format:
>  * Implement IBinarizable
>  * Implement IBinarySerializer
>  * Set IgniteConfiguration.BinaryConfiguration.Serializer = new
> BinaryReflectiveSerializer { ForceTimestamp = true }
>
> The last one enforces TIMESTAMP format globally, and requires all DateTime
> values to be of DateTimeKind.Utc
> (which is actually a good practice for persisting date and time).
>
> Thanks,
> Pavel
>
> [1]
> https://apacheignite-net.readme.io/docs/sql-queries#section-java-type-name-mapping
>
> On Mon, Sep 3, 2018 at 7:10 PM Som Som <[email protected]> wrote:
>
>> I’m connecting to the server node via DBeaver (connection settings\ jdbc
>> url - jdbc:ignite:thin://xxx.xx.xx.xx/). I can query DateTime field if I
>> use Attributes Based Configuration and I get an error mentioned below in
>> case of using QueryEntity Based Configuration. How to configure a cache
>> with QueryEntity Based Configuration in .net in order to read DateTime via
>> jdbc.
>>
>>
>>
>> пн, 3 сент. 2018 г., 17:53 Igor Sapego <[email protected]>:
>>
>>> Which exactly ODBC driver are you talking about?
>>>
>>> Best Regards,
>>> Igor
>>>
>>>
>>> On Mon, Sep 3, 2018 at 4:48 PM wt <[email protected]> wrote:
>>>
>>>> not sure if it helps but the odbc driver doesnt play nice with date
>>>> fields
>>>> and deals with them in binary format
>>>>
>>>> class org.apache.ignite.binary.BinaryInvalidTypeException
>>>>
>>>> your error looks to be related - have you tried the jdbc driver as a
>>>> test?
>>>>
>>>>
>>>>
>>>> --
>>>> Sent from: http://apache-ignite-users.70518.x6.nabble.com/
>>>>
>>>

Reply via email to