, , , . , , . , .
, . . , , , .
SET EXCLUSIVE ON. . SET EXCLUSIVE OFF. . EXCLUSIVE USE. , . .
. , :
SET EXLUSIVE ON
USE CUSTOMER
USE CUSTOMER EXCLUSIVE
, , :
- ALTER TABLE
- INDEX
- INSERT [BLANK]
- MODIFY STRUCURE
- PACK
- REINDEX
- ZAP
, , FoxPro Exclusive Open of File Required.
FLOCK, :
FLOCK([])
. , , , . .. () , , . . , .F. (). .
customer FLOCK (). , REPLACE ALL . UNLOCK . ( , ), .
|
|
SET EXCLUSIVE OFF
SET REPROCESS TO 0
USE Customer
IF FLOCK()
REPLACE ALL cLastName WITH UPPER(cLastName)
UNLOCK
ELSE
WAIT " , " WINDOW NOWAIT
ENDIF
SET RELATION , , . . . , , .
, . , . .
LOCK RLOCK, :
RLOCK([ | ]
| [,
| ])
, , . , , LOCK , .
SET MULTILOCKS ON . . , "3, 5".
RECNO ().
.. () , . . .. () , . , , , .
, . F. ().
LOCK.
SET MULTiLOCKS, :
SET MULTILOCKS ON | OFF
ON , OFF .
MULTILOCKS ON OFF, OFF ON .