Most voted "ado" questions
Microsoft Activex Data Objects (ADO) is a set of components for reading and manipulating data from a variety of sources through an OLE DB Provider, and can be consumed from any programming language with Activex support. (Do not confuse with ADO.NET).
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answer197
viewsAdodataset Delphi Edit
I have a ADODataSet with the following consultation DECLARE @ID_CONTRATO_EMPRESARIAL INTEGER = :ID_CONTRATO_EMPRESARIAL BEGIN WITH V1 AS ( select C.ID_CONTRATO, COUNT(CASE AD.FUNCIONARIO WHEN 'TRUE'…
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answer814
viewsError opening Mysql connection via ADODB
I’m trying to connect an application made in VB, Visual Studio 2017, using ADODB as a connection, but it is with several errors for different connection options. Already anticipating me, I checked…
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answer523
viewsHow to perform a C# CRUD with Mysql and ADO
I need to do the relationship between tables 1:N and N:N. Table produto: public int id {get; set;} public string produto {get; set;} public list<tamanhos> tamanhos {get; set;} Table tamanhos:…
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answers143
viewsSql Server Database Connection Error
I am developing a Webservice in Visual Studio 2019 Community accessing the database in SQL Server through ADO. I am using "SQL Server Management Studio v18.6". When I open the database appears the…
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answers230
viewsADO Recordset returns nothing
I can’t get ADO Recordset to return records from a Mysql table. I’m using VB.NET in Visual Studio. I can establish the communication with the database, make the connection, create tables, all via…
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answer100
viewsHow to change and maintain the mapping of classes and properties using ADO.net
When using a database I have tables and columns with names like: - tb_usuario usu_id last name usu_data_nasc - tb_product pro_id pro_name pro_desc_resumida pro_desc_completa When using ADO.NET…
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answers14
viewsUnable to generate the model because of the following Exception: 'System.Argumentexception: ', hexadecimal value 0x08, is an invalid character
When trying to generate the template layer of an existing database (Sql server) I get this error. What should I do ?…
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answers84
viewsWays of connection in ASP . NET
I’m a beginner in ASP and C#. I have doubts and this is the real reason to ask here. Before you have to read the politics of questions understand that I am a beginner and I really need help. I have…
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answer112
viewsADO fails to connect
I have a project in Excel where I am trying to make a connection to SQL Server database. I am working on a virtual machine and the database is on another machine, however they are all on the…
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answers28
viewsError connecting to SQL Server with ADO
I am trying to make a connection to a database in Sql Server, so it is giving this error Javascript Runtime error. [Microsoft][ODBC Driver Manager] Data source name not found and no default driver…