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Replace command throws me to eof
Message
General information
Forum:
Visual FoxPro
Category:
Databases,Tables, Views, Indexing and SQL syntax
Environment versions
Visual FoxPro:
VFP 7 SP1
OS:
Windows XP SP2
Database:
Visual FoxPro
Miscellaneous
Thread ID:
01262987
Message ID:
01263009
Views:
16
>>>>>>For some reason the replace code below seems to send my file pointer to the last rec.
>>>>>>I was at top (got INFOBASE open in browse window as I go thru debug)
>>>>>>I scrutinised every command and no movement.
>>>>>>As soon as the replace happened I saw the browse shoot to eof()/bottom
>>>>>>I've reindexed the table (which always has a CDX open anyway - no IDX)
>>>>>>
>>>>>>
>>>>>>Select INFOBASE
>>>>>>Replace DAYS_OP with Thisform.cOpDays
>>>>>>
>>>>>>
>>>>>>Anyone any ideas what the kinell's going on here? I'm not sure this always happens as some have been successful.
>>>>>>
>>>>>>'ppreciate it
>>>>>>
>>>>>>Terry
>>>>>
>>>>>Did you have index based on DAYS_OP and that order is current for the table?
>>>>
>>>>Hi BB
>>>>
>>>>Thanks for getting back.
>>>>
>>>>There is quites a complex index in operation:
>>>>
>>>>rte_no + rte_let + directn + var_code + days_op + j_start
>>>>
>>>>Note that Days_op is part of it. However the value of Days_Op has not changed so I don't see how this would change the order.
>>>>
>>>>Having said that you've just prompted me to consider what would happen if I did!
>>>>
>>>>Do you still think this might make a difference?
>>>
>>>
>>>How the value is not changed if you have:
>>>
>>>Replace DAYS_OP with Thisform.cOpDays
>>>
>>>It will be no changed only if Thisform.cOpDays is equal to current DAYS_OP in the table. But if Thisform.cOpDays = DAYS_OP than your table should be no reorganized.
>>>BTW both way the record pointer must be the same. REPLACE move record pointer only if you set some scope in it (NEXT, ALL, WHILE).
>>
>>There are some toggle buttons on the form, one for each day of the week ("days operating" of the bus). These feed a form property: .cOpDays whenever they are changed. So when saving a record I ensure that it has the latest .cOpDays.
>>
>>I have been concentrating on other settings in the record, fed by listboxes from look-up tables. I have not changed the operating days.
>>So what I meant was the value in DAYS_OP had not changed from what it was in this case, so I wouldn't have thought this would change the table organisation.
>
>
>I have no idea what could cause this. Broken index? What happens if you REINDEX the table?

Well that was my first thought and, as I said in the 1st message, I did reindex (and have dobe a few times).

Mind you, I didn't catch the usual "x records copied ..." type statusbar message

If you come up with nothing else, thanks for trying as usual, old mate :-)
- Whoever said that women are the weaker sex never tried to wrest the bedclothes off one in the middle of the night
- Worry is the interest you pay, in advance, for a loan that you may never need to take out.
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