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Use MDB_APPEND mode with two tx subdbs

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This is possible on those using a tx index as a key.
This commit is contained in:
warptangent 2016-03-04 11:58:30 -08:00 committed by Howard Chu
parent 9aadedb1d0
commit 46b991b362
1 changed files with 2 additions and 2 deletions
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4
src/blockchain_db/lmdb/db_lmdb.cpp
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@ -647,7 +647,7 @@ uint64_t BlockchainLMDB::add_transaction_data(const crypto::hash& blk_hash, cons
throw0(DB_ERROR(lmdb_error("Failed to add tx data to db transaction: ", result).c_str()));
MDB_val_copy<blobdata> blob(tx_to_blob(tx));
result = mdb_cursor_put(m_cur_txs, &val_tx_index, &blob, 0);
result = mdb_cursor_put(m_cur_txs, &val_tx_index, &blob, MDB_APPEND);
if (result)
throw0(DB_ERROR(lmdb_error("Failed to add tx blob to db transaction: ", result).c_str()));
@ -779,7 +779,7 @@ void BlockchainLMDB::add_amount_and_global_output_indices(const uint64_t tx_inde
v.mv_size = sizeof(uint64_t) * 2 * num_outputs;
// LOG_PRINT_L1("tx_outputs[tx_hash] size: " << v.mv_size);
result = mdb_cursor_put(m_cur_tx_outputs, &k_tx_index, &v, 0);
result = mdb_cursor_put(m_cur_tx_outputs, &k_tx_index, &v, MDB_APPEND);
if (result)
throw0(DB_ERROR(std::string("Failed to add <tx hash, amount output index array> to db transaction: ").append(mdb_strerror(result)).c_str()));
}