Thanks,
It worked.
Surya
On Mon, Aug 12, 2024 at 10:52 PM Felipe Oliveira Carvalho <
felipe...@gmail.com> wrote:
> Don't create a memory pool locally (and destroy it when the function
> returns), use the global singleton pool from `arrow::default_memory_pool()`
> instead.
>
> __
> Felipe
>
> On Mon, Aug 12, 2024 at 12:44 PM Surya Kiran Gullapalli <
> suryakiran.gullapa...@gmail.com> wrote:
>
>> Hello all,
>> I'm trying to convert a single line string (which is in json format) into
>> a table. Below is the sample code to create table from the json string
>> (input to this function, passed as copy)
>>
>>
>>
>>> auto buffer = arrow::Buffer::FromString(pString);
>>> auto reader = std::make_shared<arrow::io::BufferReader>(buffer);
>>> auto memoryPool = arrow::MemoryPool::CreateDefault();
>>> auto tableReader = arrow::json::TableReader::Make(
>>> memoryPool.get(), reader, arrow::json::ReadOptions::Defaults(),
>>> arrow::json::ParseOptions::Defaults());
>>> if (!tableReader.ok()) {
>>> return nullptr;
>>> }
>>> auto res = (*tableReader)->Read();
>>> if (!res.ok()) {
>>> return nullptr;
>>> }
>>> return std::move(*res);
>>
>>
>> It is working as expected. The table is created and returned correctly
>> from this function. I'm able to print the table to a parquet file. The
>> contents are correct.
>>
>> But when the table goes out of scope, I see a crash in the PoolBuffer
>> destructor.
>>
>> Using Apache arrow 16.1.0 with MSVC 2022 and Gcc 13.2.0
>>
>> What am I missing here ?
>>
>> Thanks in advance,
>> Surya
>>
>
