savepointCreate method
Creates a savepoint within an active transaction.
The txnId must be a valid transaction identifier from
transactionBegin. Returns true on success, false on failure.
Implementation
bool savepointCreate(int txnId, String name) {
final namePtr = _sqlCache.acquire(name);
return _bindings.odbc_savepoint_create(txnId, namePtr) == 0;
}