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Code Issues

Fixed bug CORE-2632 : Invalid BLOB ID when working with monitoring tables

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hvlad 2009-09-16 21:27:12 +00:00
parent bb5f0efca7
commit d9d8bf7fd1
1 changed files with 24 additions and 0 deletions
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24
src/jrd/DatabaseSnapshot.cpp
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@ -731,6 +731,30 @@ void DatabaseSnapshot::putField(thread_db* tdbb, Record* record, const DumpField
fb_assert(false);
}
// hvlad: detach just created temporary blob from request to bound its
// lifetime to transaction. This is necessary as this blob belongs to
// the MON$ table and must be accessible until transaction ends.
if (DTYPE_IS_BLOB_OR_QUAD(to_desc.dsc_dtype))
{
bid *blob_id = reinterpret_cast<bid*>(to_desc.dsc_address);
jrd_tra *tran = tdbb->getTransaction();
const bool found = tran->tra_blobs->locate(blob_id->bid_temp_id());
fb_assert(found);
BlobIndex &blobIdx = tran->tra_blobs->current();
fb_assert(!blobIdx.bli_materialized);
if (blobIdx.bli_request)
{
const bool found = blobIdx.bli_request->req_blobs.locate(blobIdx.bli_temp_id);
fb_assert(found);
blobIdx.bli_request->req_blobs.fastRemove();
blobIdx.bli_request = NULL;
}
}
CLEAR_NULL(record, field.id);
}