UNLOCK Release file/record locks set by the current user Syntax UNLOCK [ALL] Arguments ALL releases all current locks in all work areas. If not specified, only the lock in the current work area is released. Description UNLOCK is a network command that releases file or record locks set by the current user. Use it when … Continue reading
DBUNLOCKALL() Unlocks all records and releases all file locks in all work areas. Syntax DBUNLOCKALL() Description This function will remove all file and record locks in all work area. Examples nId := 10 USE tests INDEX testid NEW USE tests1 INDEX tests NEW IF testid->( DBSEEK( nId ) ) IF testid->( RLOCK() ) DBDELETE() ELSE … Continue reading
DBUNLOCK() Unlock a record or release a file lock Syntax DBUNLOCK() Description This function releases the file or record lock in the currently selected or aliased work area. It will not unlock an associated lock in a related databases. Examples nId := 10 USE testid INDEX testid NEW IF testid->( DBSEEK( nId ) ) IF … Continue reading
DBRUNLOCK() Unlocks a record based on its identifier Syntax DBRUNLOCK([<xIdentity>]) Arguments <xIdentity> Record identifier, typically a record number Description This function will attempt to unlock the record specified as <xIdentity>, which in a .dbf format is the record number. If not specified, them the current active record/data item will be unlocked Examples PROCEDURE Main() USE … Continue reading
HB_FUNLOCK() Unlocks part or all of any file Syntax HB_FUNLOCK( <nHandle>, <nOffset>, <nBytes> ) –> <lSuccess> Arguments <nHandle> Dos file handle set> Offset of the first byte of the region to be locked. <nBytes> Number of bytes to be locked. Returns <lSuccess> .T. if the lock was removed, else .F. Description This function attempts to … Continue reading
FT_NWSEMUNLOCK() “Unlock” a semaphore locked by FT_NWSEMLOCK() Syntax FT_NWSEMUNLOCK( <nHandle> ) -> lRet Arguments <nHandle> is the semaphore handle returned from FT_NWSEMLOCK() Returns lRet == .t. if you successfully unlock the semaphore, .f. if you don’t. If this call fails, it could be that you’re passing an invalid semaphore handle. Description This call unlocks a … Continue reading
UNLOCK Release file/record locks set by the current user —————————————————————————— Syntax UNLOCK [ALL] Arguments ALL releases all current locks in all work areas. If not specified, only the lock in the current work area is released. Description UNLOCK is a network command that releases file or record locks set by the current user. Use it … Continue reading
DBUNLOCKALL() Release all locks for all work areas —————————————————————————— Syntax DBUNLOCKALL() –> NIL Returns DBUNLOCKALL() always returns NIL. Description DBUNLOCKALL() releases any record or file locks obtained by the current process for any work area. DBUNLOCKALL() is only meaningful on a shared database in a network environment. It is equivalent to calling DBUNLOCK() on every … Continue reading
DBUNLOCK() Release all locks for the current work area —————————————————————————— Syntax DBUNLOCK() –> NIL Returns DBUNLOCK() always returns NIL. Description DBUNLOCK() releases any record or file locks obtained by the current process for the current work area. DBUNLOCK() is only meaningful on a shared database in a network environment. DBUNLOCK() performs the same function as … Continue reading
DBRUNLOCK() Release all or specified record locks —————————————————————————— Syntax DBRUNLOCK([<xIdentity>]) –> NIL Arguments <xIdentity> is a unique value guaranteed by the structure of the data file to reference a specific item in a data source (database). In a .dbf <xIdentity> is the record number. In other data formats, <xIdentity> is the unique primary key value. … Continue reading
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