Please check this example:
https://github.com/apache/ignite/blob/master/examples/src/main/java/org/apache/ignite/examples/binary/datagrid/CacheClientBinaryPutGetExample.java#L124

and documentation:
https://apacheignite.readme.io/docs/binary-marshaller#modifying-binary-objects-using-binaryobjectbuilder

-
Denis


On Thu, Mar 12, 2020 at 9:20 PM narges saleh <[email protected]> wrote:

> Hello Ilya
> Can you provide some links/examples on how to use
> ignite.binary().type(field-name)?
> thanks.
>
> On Thu, Mar 12, 2020 at 10:31 AM Ilya Kasnacheev <
> [email protected]> wrote:
>
>> Hello!
>>
>> I don't think there is any utility, but you can use
>> ignite.binary().type(string) to clarify field types.
>>
>> Regards,
>> --
>> Ilya Kasnacheev
>>
>>
>> чт, 12 мар. 2020 г. в 18:05, narges saleh <[email protected]>:
>>
>>> Thanks Ilya.
>>>
>>>  Is there any utility that returns the (java) field types for the query
>>> entity defined caches? I don't want to have to map jdbc types to java types.
>>>
>>> On Thu, Mar 12, 2020 at 6:41 AM Ilya Kasnacheev <
>>> [email protected]> wrote:
>>>
>>>> Hello!
>>>>
>>>> You can use JDBC's DatabaseMetaData for that.
>>>>
>>>> Please see
>>>> https://docs.oracle.com/javase/8/docs/api/java/sql/DatabaseMetaData.html
>>>>
>>>> Regards,
>>>> --
>>>> Ilya Kasnacheev
>>>>
>>>>
>>>> чт, 12 мар. 2020 г. в 05:49, narges saleh <[email protected]>:
>>>>
>>>>> Hi All,
>>>>>
>>>>> How would one extract, programmatically, the metadata for the
>>>>> fields/columns for a cache/table? I want to get the field names along with
>>>>> the data type for each field, say, for example, if the table is defined 
>>>>> via
>>>>> queryentity or SQL/JDBC.
>>>>>
>>>>> thanks.
>>>>>
>>>>

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