1 | #include "duckdb/transaction/transaction_context.hpp" |
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2 | |
3 | #include "duckdb/common/exception.hpp" |
4 | #include "duckdb/transaction/transaction.hpp" |
5 | #include "duckdb/transaction/transaction_manager.hpp" |
6 | |
7 | using namespace duckdb; |
8 | using namespace std; |
9 | |
10 | TransactionContext::~TransactionContext() { |
11 | if (is_invalidated) { |
12 | return; |
13 | } |
14 | if (current_transaction) { |
15 | try { |
16 | Rollback(); |
17 | } catch (...) { |
18 | } |
19 | } |
20 | } |
21 | |
22 | void TransactionContext::BeginTransaction() { |
23 | assert(!current_transaction); // cannot start a transaction within a transaction |
24 | current_transaction = transaction_manager.StartTransaction(); |
25 | } |
26 | |
27 | void TransactionContext::Commit() { |
28 | assert(current_transaction); // cannot commit if there is no active transaction |
29 | auto transaction = current_transaction; |
30 | SetAutoCommit(true); |
31 | current_transaction = nullptr; |
32 | string error = transaction_manager.CommitTransaction(transaction); |
33 | if (!error.empty()) { |
34 | throw TransactionException("Failed to commit: %s", error.c_str()); |
35 | } |
36 | } |
37 | |
38 | void TransactionContext::Rollback() { |
39 | assert(current_transaction); // cannot rollback if there is no active transaction |
40 | auto transaction = current_transaction; |
41 | SetAutoCommit(true); |
42 | current_transaction = nullptr; |
43 | transaction_manager.RollbackTransaction(transaction); |
44 | } |
45 |