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mdbx: исправление затенения курсоров во вложенных транзакциях (backport).

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Леонид Юрьев (Leonid Yuriev)
2025-03-20 01:46:13 +03:00
parent 6c036add8b
commit c457804fad
2 changed files with 12 additions and 7 deletions
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6
src/api-cursor.c
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@@ -690,11 +690,9 @@ MDBX_txn *mdbx_cursor_txn(const MDBX_cursor *mc) {
if (unlikely(!mc || mc->signature != cur_signature_live))
return nullptr;
MDBX_txn *txn = mc->txn;
if (unlikely(!txn || txn->signature != txn_signature))
if (unlikely(!txn || txn->signature != txn_signature || (txn->flags & MDBX_TXN_FINISHED)))
return nullptr;
if (unlikely(txn->flags & MDBX_TXN_FINISHED))
return nullptr;
return txn;
return (txn->flags & MDBX_TXN_HAS_CHILD) ? txn->env->txn : txn;
}
MDBX_dbi mdbx_cursor_dbi(const MDBX_cursor *mc) {