Method runFuncInTransaction

src/main/client_context.cpp:640–662

If there is an active transaction in the context, we execute the function in the current active transaction. If there is no active transaction, we start an auto commit transaction.

// If there is an active transaction in the context, we execute the function in the current active
// transaction. If there is no active transaction, we start an auto commit transaction.
void ClientContext::TransactionHelper::runFuncInTransaction(TransactionContext& context,
    const std::function<void()>& fun, bool readOnlyStatement, bool isTransactionStatement,
    TransactionCommitAction action) {
    DASSERT(context.isAutoTransaction() || context.hasActiveTransaction());
    const bool requireNewTransaction =
        context.isAutoTransaction() && !context.hasActiveTransaction() && !isTransactionStatement;
    if (requireNewTransaction) {
        context.beginAutoTransaction(readOnlyStatement);
    }
    try {
        fun();
        if ((requireNewTransaction && commitIfNew(action)) ||
            (context.isAutoTransaction() && commitIfAuto(action))) {
            context.commit();
        }
    } catch (CheckpointException&) {
        context.clearTransaction();
        throw;
    } catch (std::exception&) {
        context.rollback();
        throw;
    }
}

bool ClientContext::canExecuteWriteQuery() const {
    if (getDBConfig()->readOnly) {