oledbconnection

问题 I am using oledbconnection to sort the first column of csv file. Oledb connection is executed up to 9 million records within 6 min duration successfully. But when am executing 10 million records, getting following alert message. Exception calling "ExecuteReader" with "0" argument(s): "The query cannot be completed. Either the size of the query result is larger than the maximum size of a database (2 GB), or there is not enough temporary storage space on the disk to store the query result." is

问题 I am using oledbconnection to sort the first column of csv file. Oledb connection is executed up to 9 million records within 6 min duration successfully. But when am executing 10 million records, getting following alert message. Exception calling "ExecuteReader" with "0" argument(s): "The query cannot be completed. Either the size of the query result is larger than the maximum size of a database (2 GB), or there is not enough temporary storage space on the disk to store the query result." is

问题 I have a legacy application which uses Access database (.mdb file). Basically it reads an existing mdb file and fill with new data, which is consumed by downstream systems. We cannot get rid of mdb file and the functionality is very important as it is consumed by various clients. We need to migrate that application to Azure and we are proposing several Azure Func and Logic App. We are looking at possible option to achieve this feature. As a poc when I try accessing mdb file from AF running on

问题 I am trying to connect to an iHistorian Database. This database is a product of GE and it records process control information. Anyway, this database is configured with OLE DB drivers. I am curious if there is a way to connect to this database with R . Currently, R has a package called RODBC , but this package only connects to ODBC . Any suggestions would be helpful. Thanks 来源： https://stackoverflow.com/questions/17330084/ole-db-database-connectivity-with-r

问题 I have an ASP.NET MVC application which is trying to open below OLE DB connection: string conString = @"Provider=Advantage OLE DB Provider;Data Source=" + dbfFilePath + ";Extended Properties=dBASE IV;"; using (dBaseConnection = new OleDbConnection(conString)) { dBaseConnection.Open(); // Some stuff } I have installed below package from here. I am using this provider in order to access a dbf file (specified on the dbfFilePath variable) and then later add some information into it. When I

问题 I have an ASP.NET MVC application which is trying to open below OLE DB connection: string conString = @"Provider=Advantage OLE DB Provider;Data Source=" + dbfFilePath + ";Extended Properties=dBASE IV;"; using (dBaseConnection = new OleDbConnection(conString)) { dBaseConnection.Open(); // Some stuff } I have installed below package from here. I am using this provider in order to access a dbf file (specified on the dbfFilePath variable) and then later add some information into it. When I

问题 I've connected to foxpro databases before, but only ones that have both a .dbf and .idx file. I register the Microsoft Ole DB Provider for Visual Foxpro 7.0 and use the following type of code: string sqlSTR = "SELECT * FROM TableName"; string strConnect = @"Provider=VFPOLEDB.1;Data Source=C:\Stuff.dbf;Extended Properties=dBASE IV;" And open the connection. This file, though, has a .dbf and .cdx file (which, reading online seems to be the structure of the database). When I use the connection

问题 I've connected to foxpro databases before, but only ones that have both a .dbf and .idx file. I register the Microsoft Ole DB Provider for Visual Foxpro 7.0 and use the following type of code: string sqlSTR = "SELECT * FROM TableName"; string strConnect = @"Provider=VFPOLEDB.1;Data Source=C:\Stuff.dbf;Extended Properties=dBASE IV;" And open the connection. This file, though, has a .dbf and .cdx file (which, reading online seems to be the structure of the database). When I use the connection

来源： https://stackoverflow.com/questions/64229762/ssis-ole-db-source-is-missing-rows-randomly-from-an-oracle-data-source

问题 I' m using a Windows Forms application to export data to excel. Application is built both x64 and x86. So both version of Microsoft Access Databse Engine must be installed to work the application on same computer. Firstly AccessDatabaseEngine.exe is installed and AccessDatabaseEngine_x64.exe is installed passive. x64 version of application is working But x86 version is getting SEHException: "External component has thrown an exception." at System.Data.Common.UnsafeNativeMethods