Questions tagged as 'tclientdataset'

3
answers

How to improve file write speed for a ClientDataSet?

I am doing the integration of a system with a banking file, and am having a problem in the process. I get a plain text file with approximately 1300Kb and about 5,500 lines from the credit card company. I'm reading this file and storing it in...
asked by 02.04.2014 / 22:27
1
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Infinite Loop with "While not Cds.Eof"

I have while not Eof normal in ClientDataSet . The only detail is in AfterScroll , where I edit the dataset and give it a post in it. When Eof is True , after post it changes to False > . Debugging the situation, I realized...
asked by 21.03.2017 / 15:02
1
answer

Error trying to update ClientDataSet Fields in Delphi 7

I'm migrating an application from Delphi 7 which was previously in FireBird and now I'm connecting to the PostgreSQL database, but there was a variable error with the help of the Stack staff, I discovered that it could be th...
asked by 27.10.2016 / 18:06
2
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ClientDataSet 'Insufficient memory for this operation'

I'm trying to give active to ClientDataSet and it's returning the following error:    edbclient Insufficient memory for this operation Does anyone know how to solve it?     
asked by 30.03.2015 / 20:55
1
answer

Delphi 2006 - 3 layers - TSocketConnection - TClientDataSet

I have an application running in 3 layers. When the client layer does not find the server or for some other reason, correctly, I pop an error on screen, I'm using TSocketConnections and TClientDataSets. I just needed to treat or even mask...
asked by 20.04.2017 / 19:07
1
answer

Insufficient memory with ClientDataSet.SaveToFile

I need to generate a XML file of a table of 500,000 rows and 200 columns using ADQuery of FireDAC and TClientDataSet saving with ClientDataSet.SaveToFile(Arquivo). I need to write with ClientDataSet to rem...
asked by 11.03.2016 / 18:54
0
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Remove Packet TClientDataSet

Hello. I have a TClientDataSet, and I set the parameter FetchOnDemand := False and PacketRecords := 10 ; In event AfterScroll I call GetNextPacket , and in this way I have demand control of the data. However, i...
asked by 09.11.2018 / 17:13
0
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Operation not applicable Delphi Clientdataset [closed]

Why am I getting the error Operation not applicable when I open a TClientDataset with master-detail data, but it is only a dataset and a detail . System Mode: DataSnap > on the qryPai / dspPai / dsPai Server. data...
asked by 02.06.2014 / 22:35
4
answers

How to check for changes to a ClientDataSet

I use Delphi XE7 , I need to check if I have inserted / edited in ClientDataSet before closing a particular screen, but I can close the screen and it is no longer in insert / editing and even had some change in the DataSet, so I need som...
asked by 16.03.2017 / 15:57
1
answer

Error trying to add updated Fields in ClientDataSet

I'm trying to update my ClientDataSet's Fields with the new bank variables, but I came across the following error: Forwhatreasoncouldthisbehappening?JointheTSQLDataSet:selectE.*,S.SuprimentofromEstoqueE,SuprimentoSWhereS.Codigo=E.CodigoSupri...
asked by 28.10.2016 / 13:22