dbexpida.dll version 6.1.0 fro FirebirdSQL
Afert change dbexpida.dll 6.0.4.0 to 6.1.0.0 in some situation I get EListError in module dbexpida.dll at 0001ab0e List index out of bounds(4) This is raise in method function TCustomSQLDataSet.GetFieldData(FieldNo: Integer; Buffer: Pointer): Boolean;
ODAC Pooling
Hi, Greetings! I'm trying to use ODAC connection pool feature, but im having a hard time figuring out how it works. Is there any demo or sample project that shows how it's done? Thanks in advance Rogerio
Oracle Advanced Queuing - OracleQueue.Dequeue
OracleQueue.Dequeue only returns the first message. In my test I enqueue 20 messages, and only the first one gets dequeued. I have no idea why.
Possible OraClasses bug?
Hi, During a test, I've had a range check error throw up in OraClasses.pas. It was in version 12.2, but I've just updated now to 12.3 and I think the problem is the newer version as well. I am currently unable to reproduce the error, but I think it had
Adding an TActivityindicator when running long queries. What is the best way to implement?
Some of my queries with Unidaq (Locates, field lookups and updates) take a few seconds to implement. What is the best way to implement an activity indicator when these are initiated? Can I use events to kick off showing, displaying, updating, and eventually
Does DotConnect Universal also support Net 7 ?
Hi, I saw that with Build 134 DotConnect Support Net 7. Does this also includes DotConnect Universal ? I only found information for the individual Daztabases. Thanks and regards Uwe
Doesn DotConnect Universal support Net7
Hi, does DotConnect Universal already support Net 7. I get the following Error Message when I try to open a database: System.MissingMethodException: "Method not found: 'System.String System.AppDomainSetup.get_LicenseFile()'." I am using the SQLiteCrypt
Using INTEGER PRIMARY KEY as 64 bit identity
I am using LiteDac 5.0.1 with Delphi 2007 and I am trying to use an auto-incrementing primary key defined as INTEGER PRIMARY KEY. The field takes values much larger than MaxInt but when I try to read the data in with a tLiteQuery it thinks the field is
UniScript and specific SELECT script won't work
Hi, I use Uniscript with Interbase 7, and with this particular script, nothing append on the DB : SELECT GEN_ID( my_gen, MAX(id) - GEN_ID(my_gen, 0)) FROM my_table; (The generator my_gen should have taken the max value of my_table.ID). And no error were
TMSTable.post problem: Operation Aborted. How to get more detailed information ?
Hello, Using an TMSTable with 82 fields, and 1 keyfield (integer), I'm able to Insert, Delete and Edit, but when I execute Post, the operation fails with exception: Operation Aborted and no further information. If I delete the record and then Insert,
Issue with Inserting Current Time Using Now Function in Timestamp Column in Delphi 12 and UniDac 10.0.0
I have a problem with compiling in Delphi 12 with UniDAC 10.0.0. Everything works in Delphi 11 with UniDac 9.4.0. Database is Postgres. When I want to insert the current time into a table item that is of the timestamp type using the Now function, an error
PYODBC sample code for Devart & QuickBooks Online
I am just starting to work with Devart (moving from QODBC). I am using PYODBC with Python and QBO. I am looking for some sample code for queries particularly journal entries. Surely someone else besides me is doing this, but I am not able to find any
BLOB With VirutalQuery Oracle
Hi, I need to use VitrualQuery to transfert Tables, table with clob et blob, but if I done the folowing code. With Postgres at the end Table2.Memo is filled by with Oracle is Empty. If I execute 'INSERT INTO TABLE2 SELECT * FROM TABLE1' in sqlplus it
dbExpress 6.1.0 possible regression
Hello, After updating our Delphi 11.3 application from the 6.0.3 of dbExpress to 6.1.0 for Firebird (v. 4.0.4) a problem occurred: Sample code: Query.SQL.Text := 'select * from TableX order by KeyField'; Query.Open; Query.First; // not needed; only for
Delphi 12 components
Hello, Delphi 12 has been out for 3 days and I see that it is not possible to download SDAC components for this new version. When can I expect components for version 12 ? I'm a bit surprised that there are no components on the same day that Delphi comes
F2063: could not compile used unit 'MyAccess'
I'm using the new MyDAC 12.0 professioal in Delphi 12.0. I get this error. The same for the unit 'DbAccess'. This version of MyDAC in Delphi 11.3 works fine. Is something wrong with the paths? Incompatible .dcu ?
Oracle.EFCore: saving to DB fails with error "NetTopologySuite spatial service is not registered"
Hi, I am currently trying to migrate my Blazor Entity Framework Identity app from Oracle Managed EF package to Devart EF package. Reading from DB seems to work fine, however, I can't update any rows in DB getting the following exception: 13:27:08.90 fail:
EF7: issue with case/when in version 10.1.151.7 (ORA-00920 : invalid relational operator)
Hi, In version 10.1.151.7 a wrong query is generated. We currently use version 10.1.134.7 which doesn't have this issue. The generated query looks as follows (in bold the incorrect part): ---- SELECT "l".A "A", "l".B "B", (CASE WHEN "l".C THEN 2 ELSE
Compiled query errors
Hello, After I 'v updated DB connector from version "10.1.134.7" to "10.1.151.7" , I started to get errors on compiled queries. I'm using EF7 on NET7. In the previous version, everything worked pretty well. Example of call: private static readonly Func<Model,
Handling of a bit array
Hello, recently we moved from 7.24.2066 to 8.1.151. Is there a difference now in handling a bit array? In the database there is a field of type "bit(7)". When filling a datatable (PgSqlDataAdapter.Fill), there is a different result in the corresponding
AccessViolationException in OCI mode, Devart 10, EF 6.4.4, Oracle 19
Hello Devart team. We are using Devart.Data.Oracle 10.0.0.0 for .NET Framework + EntityFramework 6.4.4. Our application is targeted to .NET Framework 4.8 and runs as 32 bit service process with "Local System" permissions. Devart.Data.Oracle runs in OCI
Connecting to QBO Sandbox
I am working with the trial and just setting things up. I can connect to the Live QBO environment but when I try to connect to the Dev environment (sandbox) I get the following error. I do have a sandbox account under the same userID as my prod account.
RAD Studio 12 support
Any idea how soon after launch that MySQLDAC (Delphi Components) will be updated to be used in RAD Studio 12 ? Or can it be installed in RAD 12 now?
UniDAC Update - Delphi 12
Delphi 12 has been released. When can we expect an update of the UniDAC components?
SDAC version 11.0.0 not yet available for Delphi 12
Hello, I have received the notification that SQL Server Data Access version 11.0.0 and VirtualDac 13.0.0. is available for download. When I go to my profile to download the version I noticed that the Delphi 12.0.0 version is available for download.
TUniQuery - how to assign JSON object to it?
Can someone please give me an example how to assign a JSON object (got from HTTP response query) to TUniQuery component? In Delphi (10). Thanks.
Oracle 11 XE - Error ORA-24816: Expanded non LONG bind data supplied after actual LONG or LOB column
Hello, I have a problem with Oracle 11 Express Edition after upgrade ODAC from 10.1.3 to version 12.3.0 (Delphi 10.2). When I try to update a table with a CLOB field, I get ORA-24816 error (Expanded non LONG bind data supplied after actual LONG or LOB
Setting Servername with Port doesn't change port sind 10.2
With older version we only could set the servername in form of "server.local,1434" and the connection could be opened. When I use Version 10.2 the Port of the connection still stays on default 1433. Connection can than not be opened.
cannot insert unicode value in table (Mydac 9.1.3 for RAD Studio 10.2)
Hi, I have create a very simple database to test inserting unicode characters: CREATE TABLE `tencodingtest` ( `pk` int(11) NOT NULL AUTO_INCREMENT, `value_as_utf8` varchar(30) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL, `value_as_utf16` varchar(30)
How to know which SQL driver was selected by prAuto ?
Hello All, Is there any way to find out which sql driver the MSConnection have selected, when it is connected and the provider option is set to prAuto ? Some drivers are not suitable for datatypes like ftDate and ftTime, and I would like to know which
Get All Schemas for a Database in Postgres
Hi, I use the code below to get all Database for Postgres : //---- Effacement Database.Clear; //---- Création de la base de données TC := TUniConnection.Create(Self); try //---- PostgreSQL if not (Port.IsNullT or Server.IsNullT or UserName.IsNullT or
Salesforce ODBC driver "unexpected NULL value" error if Name column NULL?
I am using driver version 3.3.0 17-Aug-23. When I try to select the Name column from the Calendar object and the Name column is NULL, the driver gives me the following error. SELECT * FROM OPENQUERY ([SF_CPQ_PROD],'SELECT Id, Name FROM Calendar'); An
How can I query the WorkstationID value assigned in a connection string using T-SQL?
I am assigning the ApplicationName and WorkstaionID properties on a SqlConnectionStringBuilder. I can query the ApplicationName from sys.dm_exec_sessions. I would like be able to query the WorkstationID value using T-SQL, also. My goal is to be able to
Azure Active Directory Integrated Authentication
Is it possible to connect to Azure SQL through Active Directory Integrated Authentication with dbExpress? I tried to add a Custom String=Authentication=ActiveDirectoryIntegrated;Use Encryption for Data=True; to a TCRSQLConnection, but it gave the error
Problem when adding new Linked Table (from DEAR to MS Access) using DEVART ODBC
I have two linked tables already in the database. These were added in an earlier version of MS Access. However, when I add another linked table it comes up with #Deleted# in every field and record. I use the same ODBC driver and have the same linked Table
How can I prove that a SSH connection made by SecureBridge + ODAC is actually SSH
Hello Devart, We have recently added Secure Bridge to our product which uses ODAC to connect to an Oracle database. A security-minded customer wants be be certain that the connection is actually SSH. How can this be demonstrated beyond just "you can connect,
ODBC Driver for Oracle - Oracle Cloud
The connection to Oracle cloud is not successful. What is wrong / missing ?
IBDAC Fastreport integration
Hello, I'm using IBDAC (latest version) in combination with Fastreport (latest version). In the parameters i send to Fastreport i also send the location of the database. I have IBDAC database component in the report and i set the path correctly to the
Error deleting record from table
I am trying to delete a record from a table, and receive this message: Incorrect Syntax near 'Index'. If this is intended as part of a table hint, A WITH keyword and parenthesis are now required. See DQL Server books Online for Proper Syntax. I am using
Program refused to run with SQL server access error, Before tmsconnection is connected
Hi, From a Windows 10 Pro workstation (in a workgroup) I am having problems connecting to a SQL server 2022 (Express) on a Windows 11 Pro machine (same workgroup), using Windows Auth. I have setup the SQL to allow both Windows and SQL server users, and
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