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Stored procedures
<Source>.InfoLock (Function)
In french: <Source>.InfoBlocage
HFSQL Client/ServerAvailable only with this kind of connection
Returns information about the lock set on a data file, on one or all the records in a data file. Remark: From version 19, HFSQL is the new name of HyperFileSQL.
Versions 22 and later
Java This function is now available for Java applications.
New in version 22
Java This function is now available for Java applications.
Java This function is now available for Java applications.
LockList is string
// Lists all the locks of the Customer data file
LockList = Customer.InfoLock()

Information about the locks set on a data file identified by its name Hide the details

<Result> = <Source>.InfoLock([<Record number>])
<Result>: Character string
  • Empty string ("") if there is no lock or if the data file used is not a HFSQL Client/Server data file.
  • Information about the lock. This information is separated by TAB characters and it has the following format:
    <Physical name of the data file relative to the database> + TAB +
    <Record number> + TAB +
    <User> + TAB + <Name of client computer> + TAB +
    <IP address of client computer> + TAB + <Name of client application> + TAB +
    <Type of lock> + TAB + <Date of lock implementation> + TAB +
    <Number of seconds since start of lock> + CR
    • <Record number> is set to -1 if the lock was set on the data file.
    • The <Type of lock> parameter can correspond to:
      • W: Lock in write mode.
      • RW: Lock in read/write.
      • W-T: Lock in write mode set by a transaction.
      • RW-T: Lock in read/write set by a transaction.
    • <Start date of lock> has the following format: YYYYMMDDHHmmSS. This date is in UTC format (Universal Time Coordinated).
<Source>: Type corresponding to the specified source
Name of data file used.
<Record number>: Optional integer
Number of the record for which the lock information is requested.
If this parameter is not specified, <Source>.InfoLock lists all the locks of the data file.
Component: wd260hf.dll
Minimum version required
  • Version 25
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