Hi Yanna,
I order to create a Map or Array type you have to pass from
RelDataTypeFactory#createMapType [1] or RelDataTypeFactory#createArrayType
[2] respectively. From the error you get it seems that you are using
RelDataTypeFactory#createJavaType [3].
Best,
Stamatis
[1]
*Hi Danny , *
*From my side with your suggestion i have this error message : for MAP
type : *
*SELECT properties['fullyQualifiedDomainName'] FROM TABLE_TEST : *
Cannot apply 'ITEM' to arguments of type 'ITEM(, )'. Supported form(s):
[]
[]
at
Ok i got it ,
thank a lot Danny
Le mar. 26 nov. 2019 à 01:53, Danny Chan a écrit :
> Thanks, Steve ~
>
> Calcite did support LIST type syntax, such as “INT ARRAY” or “INT MULTISET
> ARRAY”, but we do not support MAP syntax yet, because it is not a SQL
> standard, so the MAP type would always
Thanks, Steve ~
Calcite did support LIST type syntax, such as “INT ARRAY” or “INT MULTISET
ARRAY”, but we do not support MAP syntax yet, because it is not a SQL standard,
so the MAP type would always parsed to other type.
You can reference a ARRAY column item with syntax “column_name[_index]”,
Hi ,
I saw an interesting exchange about the CSVAdapter
I am also in a similar case where I want to be able to perform predicate
filters from table
after conversion from JSON to JsonScannableTable .
the first dimension are correctly converted into the right type VARCHAR ect
but other
