DbRollbackTrans - method of object PmAdo
Cancells transaction over connected database.
DbRollbackTrans([sParams As String]) As Object
| sParams||[optional] (String) Additional parameters of the DbRollbackTrans method. Entries are in format KeyVal, for example "return:map;".| "return:xxx;" (optional)
- Specifies whether the method returned value is a map containing multiple values (new procedure
) or a single value (old procedure
). If not set, then the old procedure is used.
- Returns a map (PmMap
) containing multiple returned values (new procedure
) (e.g. Result
Returns object PmMap
with values in following items:
- "Result": empty value (the method does not return anything)
- "ErrorCode": numeric error code where the 0 value signals successful method execution (no error)
- "ErrorText": error text description
Returns empty value (the method does not return anything).
method starts a new transaction over the connected database. All following operations over this database will be confirmed as complete transaction by the DbCommitTrans
method or cancelled by DbRollbackTrans
method. The transaction must be supported by both the connected database and the provider