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Stored procedures
Unlocks a record that was locked by:Remark: <Source>.UnlockRecNum cannot be used to unlock a record locked by another application.
Versions 16 and later
Java This function is now available for Java applications.
Java This function is available for HFSQL data files only. It is not available for the data files accessed by JDBC.
New in version 16
Java This function is now available for Java applications.
Java This function is available for HFSQL data files only. It is not available for the data files accessed by JDBC.
Java This function is now available for Java applications.
Java This function is available for HFSQL data files only. It is not available for the data files accessed by JDBC.
Remark: From version 19, HFSQL is the new name of HyperFileSQL.
Example
// Lock
Customer.LockRecNum(hRecNumCurrent, hLockReadWrite)
// Modify the record
...
// Unlock
Customer.UnlockRecNum(hRecNumCurrent)
Syntax
<Result> = <Source>.UnlockRecNum([<Record number>])
<Result>: Boolean
  • True if the record was unlocked,
  • False if a problem occurred. HError is used to identify the error.
<Source>: Type corresponding to the specified source
Name of data file used.
<Record number>: Optional integer
Number of the record to unlock.
If this number is not specified (equal to 0 or to the hRecNumCurrent constant), <Source>.UnlockRecNum handles the current record.
Native Connectors (Native Accesses) <Source>.UnlockRecNum only unlocks the current record. You cannot specify a record number other than the current one (to specify the current record number, use the hRecNumCurrent constant).
Remarks
<Source>.UnlockRecNum has no effect if:
  • The data file is in single-user mode (see <Source>.Mode).
  • The record is not locked.
Component: wd260hf.dll
Minimum version required
  • Version 25
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