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Starting a Client/Server transaction on a specific connection Hide the details
True if the transaction was started,False if a problem occurs. HErrorInfo returns more details about the error.
Name of the Connection variable that describes the connection to use.
List of logical names of one or more data files to take into account (or not) in the transaction (in this case, the data file name is preceded by the "-" sign).If this parameter is not specifiedAll data files used during the transaction will be taken into account in the transaction.If all data files are prefixed with the "-" signFor example: "-Customer, -Product"All data files specified in the list and used during the transaction will not be taken into account by the transaction.All data files not specified in the list will be taken into account and used during the transaction.If no data file on the list is prefixed with the "-" signFor example: "Customer, Product"All data files specified in the list and used during the transaction will be taken into account in the transaction. All data files not specified and manipulated during the transaction will be ignored in the transaction.If some data files are prefixed with "-" and others are notFor example: "-Customer, Product" (equivalent to "Product")All data files in the list prefixed with "-" and used during the transaction will be ignored in the transaction.All data files in the list not prefixed with "-" and used during the transaction will be taken into account in the transaction.Data files not specified in the list will be excluded from the transaction. This parameter is ignored. All the data files associated with the connection are in transaction on the native server.
Full name of the transaction file (used to store the operations performed within the transaction). This file will be automatically deleted when using <Connection variable>.TransactionEnd or <Connection variable>.TransactionCancel. If this name corresponds to an empty string, the transaction file will be created in the directory of application files and it will be named: <Project Name>_$TRS_OPERATION.TRS. This parameter is ignored. This parameter is taken into account for the HFSQL Classic transactions only (ISAM transactions).
List of logical names of one or more data files to take into account (or not) in the transaction (in this case, the data file name is preceded by the "-" sign).If this parameter is not specifiedAll data files used during the transaction will be taken into account in the transaction.If all data files are prefixed with the "-" signFor example: "-Customer, -Product"All data files specified in the list and used during the transaction will not be taken into account by the transaction.All data files not specified in the list will be taken into account and used during the transaction.If no data file on the list is prefixed with the "-" signFor example: "Customer, Product"All data files specified in the list and used during the transaction will be taken into account in the transaction. All data files not specified and manipulated during the transaction will be ignored in the transaction.If some data files are prefixed with "-" and others are not For example: "-Customer, Product" (equivalent to "Product")All data files in the list prefixed with "-" and used during the transaction will be ignored in the transaction.All data files in the list not prefixed with "-" and used during the transaction will be taken into account in the transaction.Data files not specified in the list will be excluded from the transaction. This parameter is ignored. All the data files associated with the connection are in transaction on the native server.
Locking records
Error cases
Handling records during a transaction
Transactions and independent HFSQL context
OLE DB and Native Connectors
Last update: 05/26/2022
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