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System.Data.OleDb.OleDbEnumerator (class)

System.Data.OleDb.OleDbEnumerator allows to enumerate OLE DB providers within the local network.

Example

The following simple code snippet iterates over the returned list that the OleDbEnumerator returns and prints them.
using System;
using System.Data;
using System.Data.OleDb;

class C  {
   static void Main() {

      OleDbEnumerator E = new OleDbEnumerator();

      DataTable table = E.GetElements();

      foreach (DataRow row in table.Rows)  {

         Console.WriteLine("{0,-30} {1,-60} {2} {3,-5} {4}",
            row["SOURCES_NAME"       ],
         // row["SOURCES_PARSENAME"  ], // == CLSID ???
            row["SOURCES_DESCRIPTION"],
            row["SOURCES_TYPE"       ],
            row["SOURCES_ISPARENT"   ],
            row["SOURCES_CLSID"      ]
         );

//       foreach (DataColumn col in table.Columns)  {
//           Console.WriteLine("{0} = {1}", col.ColumnName, row[col]);
//       }
      }
   }
}
Github repository .NET-API, path: /System/Data/OleDb/OleDbEnumerator.cs
When executed, the program might print something like
IBMDADB2 Advanced Page.        IBM OLE DB Provider -                                        1 False {00000000-0000-0000-0000-000000000000}
IBMDADB2 Advanced Page.        IBM DB OLE DB Enumerator                                     2 False {00000000-0000-0000-0000-000000000000}
SQLOLEDB                       Microsoft OLE DB Provider for SQL Server                     1 False {0C7FF16C-38E3-11d0-97AB-00C04FC2AD98}
MSDataShape                    MSDataShape                                                  1 False {3449A1C8-C56C-11D0-AD72-00C04FC29863}
SQLNCLI11                      SQL Server Native Client 11.0                                1 False {397C2819-8272-4532-AD3A-FB5E43BEAA39}
Microsoft.Jet.OLEDB.4.0        Microsoft Jet 4.0 OLE DB Provider                            1 False {dee35070-506b-11cf-b1aa-00aa00b8de95}
Microsoft.ACE.OLEDB.12.0       Microsoft Office 12.0 Access Database Engine OLE DB Provider 1 False {3BE786A0-0366-4F5C-9434-25CF162E475E}
Microsoft.ACE.OLEDB.15.0       Microsoft Office 15.0 Access Database Engine OLE DB Provider 1 False {3BE786A1-0366-4F5C-9434-25CF162E475E}
Microsoft.ACE.OLEDB.16.0       Microsoft Office 16.0 Access Database Engine OLE DB Provider 1 False {3BE786A2-0366-4F5C-9434-25CF162E475E}
OraOLEDB.Oracle                Oracle Provider for OLE DB                                   1 False {3F63C36E-51A3-11D2-BB7D-00C04FA30080}
ADsDSOObject                   OLE DB Provider for Microsoft Directory Services             1 False {549365d0-ec26-11cf-8310-00aa00b505db}
SSISOLEDB                      OLE DB Provider for SQL Server Integration Services          1 False {688037C5-0B57-464B-A953-90A806CC34C2}
SQLNCLIRDA11                   SQL Server Native Client RDA 11.0                            1 False {726D00DE-837A-45EB-AE8C-EDD241F9079C}
SQLNCLI11 Enumerator           SQL Server Native Client 11.0 Enumerator                     2 False {8F612DD2-7E28-424f-A2FD-C2EECC314AA2}
Windows Search Data Source     Microsoft OLE DB Provider for Search                         1 False {9E175B8B-F52A-11D8-B9A5-505054503030}
SQLNCLIRDA11 Enumerator        SQL Server Native Client RDA 11.0 Enumerator                 2 False {A740F26C-DBE0-4096-839B-9D56E951546B}
MSDASQL                        Microsoft OLE DB Provider for ODBC Drivers                   1 False {c8b522cb-5cf3-11ce-ade5-00aa0044773d}
MSDASQL Enumerator             Microsoft OLE DB Enumerator for ODBC Drivers                 2 False {c8b522cd-5cf3-11ce-ade5-00aa0044773d}
MSOLAP                         Microsoft OLE DB Provider for Analysis Services 14.0         1 False {DBC724B0-DD86-4772-BB5A-FCC6CAB2FC1A}
MSOLAP                         Microsoft OLE DB Provider for Analysis Services 14.0         3 False {DBC724B0-DD86-4772-BB5A-FCC6CAB2FC1A}
SQLOLEDB Enumerator            Microsoft OLE DB Enumerator for SQL Server                   2 False {DFA22B8E-E68D-11d0-97E4-00C04FC2AD98}
MSDAOSP                        Microsoft OLE DB Simple Provider                             1 False {dfc8bdc0-e378-11d0-9b30-0080c7e9fe95}
MSDAORA                        Microsoft OLE DB Provider for Oracle                         1 False {e8cc4cbe-fdff-11d0-b865-00a0c9081c1d}

Update 2021-08-19

In PowerShell, such a list can be created with the following simple pipeline:
foreach ($x in [System.Data.OleDb.OleDbEnumerator]::GetRootEnumerator()) {
  '{0,-30} {1,-60} {2} {3} {4}' -f $x.Item(0), $x.Item(2), $x.Item(3), $x.Item(4), $x.item(1)
}

See also

Finding OLE DB providers

Index