// Perform verified dump nError = HDumpFile(MyTable, sDumpPath, hDumpWithVerify + hDumpIntegrity)
// WINDEV 25 Verified Dump Procedure sSourceFile is string = "C:\Data\MyDatabase.FIC" sDumpPath is string = "D:\Backups\verified_dump_"+DateToString(Today())+".WDD" nError is int // Open the HFSQL database HOpenConnection("MyConnection") HUseConnection("MyConnection") windev 25 dump verified
Introduction: The Critical Role of the .Dump File in WINDEV 25 In the world of enterprise application development with PC SOFT’s WINDEV 25, data integrity is non-negotiable. Whether you are managing inventory systems, customer relationship databases, or complex financial ledgers, the Hyper File 5 (HF5) database remains a robust, high-performance choice. However, no system is immune to corruption, accidental deletions, or logical errors. This is where the process of creating, validating, and utilizing a "WINDEV 25 dump verified" becomes a lifeline for developers and database administrators. This is where the process of creating, validating,
IF nError = 0 THEN // Log success with checksum Info("Verified dump created successfully at ", sDumpPath) // Optional: calculate external SHA256 on the dump file sChecksum = HashString(hashSHA256, fLoadText(sDumpPath)) WriteToLogFile("Dump Verified OK | Checksum: "+sChecksum) ELSE Error("Dump failed with error: ", HErrorInfo()) END The keyword "WINDEV 25 dump verified" is more
// Verify dump header and blocks oDump is DumpFile oDump.File = "D:\Backups\sales_dump.WDD" IF oDump.Verify() = True THEN Info("Dump verified. Record count: ", oDump.TotalRecords) Info("Checksum: ", oDump.Checksum) ELSE Error("Dump corrupted at block: ", oDump.CorruptedBlockIndex) END Note: The DumpFile class is available in WINDEV 25 Update 2 and later. The keyword "WINDEV 25 dump verified" is more than a technical specification; it is a commitment to data quality. In an era where silent corruption can go undetected for months, the extra few seconds or minutes required for a verified dump are a trivial price compared to the cost of lost or compromised data.
IF nResult = 0 THEN Info("Restore successful. Dump integrity confirmed.") ELSE Error("Dump verification failed: The file may be corrupt or tampered.") END
HRestoreFile("SandBox.FIC", "last_verified_dump.WDD", hRestoreVerify) If you only want to check the integrity of a dump file without loading it into the database: