Search found 80 matches: integrity

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Re: DBF to SQL converter program

... to (2) recreate your tables or (3) will never need to merge data in any way or (4) will never restructured the table or (5) implement referential integrity rules, then perhaps auto increment fields as unique primary keys is a safe and easy solution. Keep in mind that an auto-inc field IS NOT an ...
by reinaldocrespo
Tue Aug 25, 2015 5:16 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: DBF to SQL converter program
Replies: 59
Views: 20105

Re: ADO RDD xHarbour

Pieter,

Thanks for the response. In my case the table already has the HBRECNO field so that is not the issue. Today I will try a different database and try checking the integrity of the original one.

Perhaps you can post your error log when yours crashes.

James
by James Bott
Tue Jul 28, 2015 1:48 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: ADO RDD xHarbour
Replies: 1047
Views: 480302

Re: ADO SQL VISIBILITY

... One can install a procedure at the server to run at certain hours when no one its connected to clean up this table. Its a trade off between integrity and speed. This is only primary proposal study phase and at the end we might go other way. We will start working it middle August. Nevertheless ...
by AHF
Fri Jun 26, 2015 8:37 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: ADO SQL VISIBILITY
Replies: 17
Views: 4027

Re: Slow RDD experiences

... process, it would not necessarily be accurate. That's why we call it a "dirty" read. <g> To offer some type of solution to this integrity problem, semaphore management functions (Sx_MakeSem(), Sx_KillSem(), etc) have been included so that you may have a mechanism through which ...
by Gale FORd
Wed May 28, 2014 8:17 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: Slow RDD experiences
Replies: 45
Views: 8795

Re: FiveWeb (FiveWin days are numbered)

... manipulate like a dbf tables. Migrate from classic DBF/CDX/NTX is really easy ADS has many of features of DBMS, triggers, procedures, referential integrity and more, you can use it in stand alone (no server) way or in Client/Sever architecture, all with the same source code. And yes, we need to ...
by Marcelo Via Giglio
Tue Apr 08, 2014 12:18 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: FiveWeb (FiveWin days are numbered)
Replies: 70
Views: 26985

Re: Fivedroid on Qt

... with drivers, customers, and other users. Text messages do not work properly for this automated back and forth. Emails have drawbacks also. Data integrity requires some program control. Cloud will work but you still need to control access and provide data validation and control. Thanks for your ...
by Gale FORd
Wed Jun 12, 2013 9:28 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: Fivedroid on Qt
Replies: 135
Views: 41534

Re: Error DBFCDX/1010 Read error

ADutheil wrote:Did you check disk integrity?

How can I do that?
by sambomb
Thu May 23, 2013 11:13 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: [Solved]Error DBFCDX/1010 Read error
Replies: 32
Views: 10153

Re: Error DBFCDX/1010 Read error

Did you check disk integrity?
by ADutheil
Thu May 23, 2013 8:49 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: [Solved]Error DBFCDX/1010 Read error
Replies: 32
Views: 10153

Re: ADS local vs dbfcdx

dbfcdx works very well, so there is no reason to use ads locally, unless you have a plan to use ADS on a crowdy network in a near future, so you will increase the data integrity.
by Antonio Linares
Sat Feb 02, 2013 11:34 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: ADS local vs dbfcdx
Replies: 1
Views: 361

Re: records disappear

FYI - The problem of orphan child records can be solved using .Adt tables with a primary index key and simple Referential Integrity rules on the data dictionary. ...and it works with the local (free) version of the server just as well. One other thing: In the old days, before I used ...
by reinaldocrespo
Tue Jan 29, 2013 12:12 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: records disappear [solved]
Replies: 41
Views: 7469

Re: MySQL - InnoDB vs MyISAM

MyISAM is very fast , but not have "referential integrity" and support for "transactions".


http://stackoverflow.com/questions/1261 ... -vs-innodb

Spanish
http://www.arsys.info/programacion/myis ... nto-mysql/
by thefull
Wed Nov 07, 2012 8:56 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: MySQL - InnoDB vs MyISAM
Replies: 1
Views: 468

Re: ADS NOT SUPPORT DECRYPT AND ENCRYPT FROM FIVEWIN

... remote desktop does not add a web-clients such as a PHP client, Java client, web services, etc... Neither will it give you triggers, referential integrity rules, and extended field types. Again, as long as you keep your app restricted to older technologies and a few number of concurrent users, ...
by reinaldocrespo
Sat Oct 13, 2012 2:07 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: ADS NOT SUPPORT DECRYPT AND ENCRYPT FROM FIVEWIN
Replies: 15
Views: 4673

Re: ADS NOT SUPPORT DECRYPT AND ENCRYPT FROM FIVEWIN

... to get started. But once you have migrated to ADS REMOTE server, you need to start taking it a step further and learn SQL, triggers, Referential Integrity rules, Web Services + Mobile data access, data dictionary. It takes time. The good news is that you get to keep working with .dbf/fpt/cdx ...
by reinaldocrespo
Fri Oct 12, 2012 6:21 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: ADS NOT SUPPORT DECRYPT AND ENCRYPT FROM FIVEWIN
Replies: 15
Views: 4673

Re: How to use AX_GetActivityInfo() of ADS V.9

... renaming or deleting a table, getting the current server type, creating users and groups, encrypting and decrypting tables, creating referential integrity... the list is endless. To see a complete list of available stored procedures, open the help file on the Index tab and type sp_. Move the ...
by reinaldocrespo
Sun Jul 08, 2012 4:16 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: How to use AX_GetActivityInfo() of ADS V.9
Replies: 19
Views: 5426

Re: ADS : DbSetFilter VS SQL Statement?

... appropriate action takes place even if the table is being accessed from some other application other than your own. 2. Constraints and referential integrity. When managing many tables from many different apps it can become a nightmare to avoid orphan records on a parent child table relationship. ...
by reinaldocrespo
Wed May 30, 2012 1:26 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: ADS : DbSetFilter VS SQL Statement?
Replies: 6
Views: 3164
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