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Re: OFF TOPIC Commands out of sync

... a objeto (OOP) Con sentencias preparadas en el lado del servidor. (Hasta ahora ninguna de las existentes lo tienen) Crea el concepto de RDL (Replaceable Data Link) en la actualidad en producción está RDLMYSQL para MariaDB y MySQL y RDLSQLITE para SQLite y SQLSipher. Con esto puedes tener ...
by xmanuel
Thu Oct 04, 2018 8:20 pm
 
Forum: FiveWin para Harbour/xHarbour
Topic: OFF TOPIC Commands out of sync
Replies: 6
Views: 1445

Re: FWHMYSQL oRs:Save() Problem

... key with one of the fields a time string. This is because just like "?", ":n" and "&n" are also considered as replaceable parameters for application of parameters. In such a rare case we suggest this approach: Instead of:   cWhere   := oCn:ApplyParams("WHERE ...
by nageswaragunupudi
Fri May 25, 2018 1:20 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: FWHMYSQL oRs:Save() Problem
Replies: 12
Views: 2294

Re: HDO. Nuevos ejemplos

... un único código PRG y sin cambiar nada, funcione con el resto de las bases de datos. Para ello he creado una interfaz común y los diferentes RDL (Replaceable Data Links) para cada bases de datos. Es la única, que yo sepa, que implementa sentencia preparadas en el lado del servidor. Y la única ...
by xmanuel
Mon Dec 05, 2016 10:13 pm
 
Forum: FiveWin para Harbour/xHarbour
Topic: HDO. Nuevos ejemplos
Replies: 4
Views: 767

Re: Looking for cliparse.zip / Buscando cliparse.zip

... where the used workareas will be stored and provides all the functions to access those workareas. It also implements the interface to the replaceable database drivers. In the next chapters we are going to review in deep these subsystems to fully understand each of them.
by Antonio Linares
Mon Oct 24, 2016 7:50 am
 
Forum: Off Topic / Otros temas
Topic: Looking for cliparse.zip / Buscando cliparse.zip
Replies: 6
Views: 2281

HDO acceso a bases de datos SQLite - Betatesters

Hola a todos Harbour Data Objects HDO pretende ser una manera universal para acceder a cualquier base de datos con unos drivers que yo llamo Replaceable Data Link RDL muy parecidos a a los actuales RDD de las DBF pero para SQL. Algunas caracteristicas de la libreria son: - Está hecha al 100*100 ...
by xmanuel
Tue Mar 15, 2016 8:14 pm
 
Forum: FiveWin para Harbour/xHarbour
Topic: HDO acceso a bases de datos SQLite - Betatesters
Replies: 5
Views: 1623

Re: Pregunta Sobre ADORDD

... es en modo texto mejor. Yo lo adaptaría a al concepto HDO y podríamos tomar medidas de velocidad. En este momento sólo tengo desarrollado el RDL (Replaceable Data Link) para SQLite, así que para igualdad de condiciones sería mejor que la base de datos fuera SQLite, qué te parece? :shock: Un ejemplo ...
by xmanuel
Fri Aug 28, 2015 9:26 pm
 
Forum: FiveWin para Harbour/xHarbour
Topic: Pregunta Sobre ADORDD
Replies: 13
Views: 3544

Re: HDO una imagen vale más que...

Cristobal y Felix, vosotros sois viejos amigos así que no sé si contaros... jeje Elvira, en cuanto esté terminado el RDL (Replaceable Data Link, Enlace de Datos Reemplazable) de SQLite podemos hacer una prueba. Haremos un programa identico para ADO y HDO... PD: El primer RDL va a ser ...
by xmanuel
Wed May 06, 2015 2:20 pm
 
Forum: FiveWin para Harbour/xHarbour
Topic: HDO una imagen vale más que...
Replies: 19
Views: 3631

Re: ADO RDD xHarbour

... with the USE command. With ON or .T. (true), an index file is automatically opened. OFF or .F. (false) switch this mode off. Description Some replaceable database drivers support automatic opening of index files with the USE command when the index file has the same file name as the database ...
by lucasdebeltran
Fri Apr 03, 2015 6:30 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: ADO RDD xHarbour
Replies: 1047
Views: 441927

Re: RDDADS.lib for Harbour and Borland

... is close to zero documentation aimed at the xbase programmer. I think the one question I find most often on the forums is how to build Harbour’s replaceable database driver (rddads.lib) for a particular version of ADS. Some times I wonder how many people have been turned off after not being able ...
by reinaldocrespo
Tue Jan 27, 2015 2:29 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: RDDADS.lib for Harbour and Borland
Replies: 24
Views: 4614

Re: Early days of Clipper

... Even with all of its power, like a source-level debugger, structured exception handling, more variable types, great array handling, replaceable database drivers, and powerful pre-processor upon which the entire language is built, Clipper 5 is still a training course for the next ...
by Antonio Linares
Thu Jan 08, 2015 9:03 am
 
Forum: Off Topic / Otros temas
Topic: Early days of Clipper
Replies: 4
Views: 1635

Re: Cretar DLL

... memory, there may not be a benefit to using pcode EXEs over monolithic EXEs. But it may be a worthwhile maintenance benefit to have lots of replaceable small exes. 3) PCode DLLs used from traditional EXEs A pcode DLL does not contain the VM/RTL. It is a library of Harbour-compiled PRG code ...
by Antonio Linares
Mon Mar 23, 2009 8:19 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: Cretar DLL
Replies: 3
Views: 1135

Re: create a pcode dll

... memory, there may not be a benefit to using pcode EXEs over monolithic EXEs. But it may be a worthwhile maintenance benefit to have lots of replaceable small exes. 3) PCode DLLs used from traditional EXEs A pcode DLL does not contain the VM/RTL. It is a library of Harbour-compiled PRG code ...
by Antonio Linares
Wed Jan 07, 2009 12:54 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: create a pcode dll
Replies: 25
Views: 5810

Un poco de historia :)

... macros de dBase, la evaluación de cadenas de caracteres y los punteros de funciones). Otra de las mejoras procedentes de la 5.0 es el sistema de Replaceable Database Drivers (RDD o dirvers reemplazables de base de datos), que permite con una sola sentencia cambiar entre diferentes normas de base ...
by AIDA
Fri Oct 24, 2008 12:44 am
 
Forum: FiveWin para Harbour/xHarbour
Topic: Un poco de historia :)
Replies: 4
Views: 3508

... memory, there may not be a benefit to using pcode EXEs over monolithic EXEs. But it may be a worthwhile maintenance benefit to have lots of replaceable small exes. 3) PCode DLLs used from traditional EXEs A pcode DLL does not contain the VM/RTL. It is a library of Harbour-compiled PRG code ...
by Antonio Linares
Wed Jun 18, 2008 7:42 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: Windows 32-bit DLLs with Harbour Code - Any More Progress
Replies: 14
Views: 5844

... around with the database driver and stuff this information into the table header itself? I haven't looked into that. I've stayed well away from replaceable database drivers so far. Maybe you have some thoughts in this area. Also ties into a possible design tool. For example the "extended field ...
by xProgrammer
Tue Apr 22, 2008 11:06 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: A Question Abot DIALOGs
Replies: 45
Views: 12739
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