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Questions tagged [dbexpress]

dbExpress is Embarcadero's data driver architecture replacing the deprecated Borland's BDE.

dbExpress is Embarcadero's data driver architecture that replaced the older Borland Database Engine ().

It only provides unidirectional database access.

Embarcadero supplies drivers for many notable databases. Additional drivers are also available from third parties.

Currently, drivers can be written in Delphi/C++.

Resources:

  • Migrating BDE Applications to dbExpress page on Embarcadero Developer Network.
  • Wikipedia article on dbExpress
  • DevArt page on their proprietary dbExpress drivers.
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Connecting MySQL v5.6 database to Delphi XE7 using dbExpress MySQLConnection

Hi I'm trying to connect my MYSQL server to my delphi application using the dbExpress MySQL connection using MYSQL v5.6 and delphi XE7. When trying to connect I get the following error: does anyone know if these versions are incompatible, I read…
Joe Wragg
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Builder C++ DBExpress clientdataset : insufficient memory for this operation

i have a problem when i try to fill my DBGrid from datasource: my code void MyClass::initializeGridView() { String sqlFilter = SrcQryStringList->Text + QueryStringList->Text; FilterSQLQuery->Close(); FilterSQLQuery->SQL->Clear(); …
user4054093
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Mysql latin1 turkish data and delphi 2010 utf8

I have tables collating latin1_general_ci and have turkish character values. And i can use this data on delphi 7+zeos with no problem. but i want to upgrade my delphi to 2010 version but zeos too slow as i saw. so i want to use odbc+ado or dbexpress…
sabri.arslan
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Connecting to SQL Server 2005 via web service

Delphi 2010, dbExpress, and SQL Server 2005 DB I am trying to make a connection to a SQL Server 2005 DB using Delphi 2010 & DBExpress. If I create a standard delphi application and hard code my connection (IT WORKS!): procedure…
Shane
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DBXError at design-time while trying to connect to Oracle with Delphi XE7

I'm trying the new Delphi XE7 and I'm trying to set a connection to Oracle 12 (the client is 64 bit) with a TSQLConnection. When I set property Connected to true I get a DBXError: Driver could not be properly initialized. Client library may be…
Andrea Zanetti
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Mysql Connect in Delphi. Error handling in TDBX (dbExpress)

Here is some code how i check data in my db ( mysql) Creating ... CheckThread := TCheckThread.Create(True); CheckThread.Start; { TCheckThread } procedure TCheckThread.Execute; function AddLine(ALine: string): String; begin CsMemo.Enter; …
OilFlame
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Problems upgrading MySQL application from Delphi 2006 to 2010

I upgraded my Delphi to 2010 version and I tried to open and run application written in Delphi 2006. The app is using mysql by dbexpress with libmysql.dll and a second driver found somewhere on the Internet. I can't run it on 2010. I'm always…
WombaT
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"OS Authentication" delphi

I have Oracle XE 11g running on Windows 7 host I am able to connect to Oracle using OS Authentication in SQLPlus I am able to connect to Oracle in Delphi using TSQLConnection with username and password When I blank the username and password in…
kahlersd
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Datasnap / dbExpress deployment issues

I'm playing around with setting up a Datasnap server on IIS at the moment. I have managed to get the default Datasnap / Javascript demo to work, and have extended it to include my own string based results to a version of the webpage. However I am…
Dan Kelly
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Delphi XE5 DBExpress MS Access

I am using the DBExpress components that ship with Delphi XE5. The database connection only have drivers for MySQL, SQLite, Interbase. Is there a way to connect this components to a MS Access database? If yes, how? Thank you for your help
user1536396
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How to use nested transaction in Delphi dbExpress component with MySQL

I'm trying to do a nested transaction using dbExpress in Delphi XE3 that is connected to MySQL 5.6.13. Here is my example code to do a Nested transaction: ... dbxTransaction := _connection.BeginTransaction(TDBXIsolations.ReadCommitted); //…
rodrigopandini
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Delphi XE5, MYSQL, x86 and x64 single solution

I've had this working in (most) previous versions of Delphi, but I can't find the right combinations of dbexpress DLLs and DB versions for XE5. Has anyone figured out the which combinations of the following work together with Delphi XE5? 1) MySQL…
Jason Nelson
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Delphi XE: TSQLQuery raises "Input parameter mismatch"

I've created a stored procedure (SP_TEST) in Firebird 2.5 that returns a selection and uses 3 input parameters. This SP_TEST works fine in IBExpress, when I enter e.g. the SQL command: select * from SP_TEST(1,2,3) there's a correct result. However,…
user3204266
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How to add field to a cloned TClientDataset

I have ClientDataSet1 > DataSetProvider1 > SqlDataSet1> sql = select * from customer i add all fields at design time than i copy the ClientDataSet1 rename it to ClientDataSet2 On DataModule create event i clone the…
S.FATEH
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How do I make DBX know that fields from joins shouldn't be updated during ApplyUpdates?

I've got some code that builds a map (graph) of rooms on a grid with links between them. It's stored in a Firebird database with rooms in one table and links in another. The data is managed through DB Express TSimpleDataset datasets. The query for…
Mason Wheeler
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