System.Object
   Devart.Common.SelectStatement
      Devart.Data.DB2.DB2SelectStatement
   Devart.Data.DB2.DB2Error
   Devart.Data.DB2.DB2MetaDataCollectionNames
   System.Collections.CollectionBase
      Devart.Common.DbLoaderColumnCollection
         Devart.Data.DB2.DB2LoaderColumnCollection
      Devart.Data.DB2.DB2ErrorCollection
   System.ComponentModel.MarshalByValueComponent
      System.Data.DataSet
         Devart.Common.DbDataSet
            Devart.Data.DB2.DB2DataSet
      System.Data.DataTable
         Devart.Common.DbDataTable
            Devart.Data.DB2.DB2DataTable
   System.Data.Common.DbConnectionStringBuilder
      Devart.Common.DbConnectionStringBuilder
         Devart.Data.DB2.DB2ConnectionStringBuilder
   System.Data.Common.DbDataSourceEnumerator
      Devart.Data.DB2.DB2DataSourceEnumerator
   System.Data.Common.DbProviderFactory
      Devart.Data.DB2.DB2ProviderFactory
   System.EventArgs
      Devart.Data.DB2.DB2ConnectionErrorEventArgs
      Devart.Data.DB2.DB2InfoMessageEventArgs
      System.Data.Common.RowUpdatedEventArgs
         Devart.Data.DB2.DB2RowUpdatedEventArgs
      System.Data.Common.RowUpdatingEventArgs
         Devart.Data.DB2.DB2RowUpdatingEventArgs
   System.Exception
      System.SystemException
         System.Runtime.InteropServices.ExternalException
            System.Data.Common.DbException
               Devart.Data.DB2.DB2Exception
   System.MarshalByRefObject
      Devart.Common.DbLoaderColumn
         Devart.Data.DB2.DB2LoaderColumn
      System.ComponentModel.Component
         Devart.Common.DbLoader
            Devart.Data.DB2.DB2Loader
         Devart.Common.DbMonitor
            Devart.Common.DbMonitorHelper
               Devart.Data.DB2.DB2Monitor
         Devart.Common.DbScript
            Devart.Data.DB2.DB2Script
         System.Data.Common.DataAdapter
            System.Data.Common.DbDataAdapter
               Devart.Common.DbDataAdapter
                  Devart.Data.DB2.DB2DataAdapter
         System.Data.Common.DbCommand
            Devart.Common.DbCommandBase
               Devart.Data.DB2.DB2Command
         System.Data.Common.DbCommandBuilder
            Devart.Common.DbCommandBuilderBase
               Devart.Common.DbCommandBuilder
                  Devart.Data.DB2.DB2CommandBuilder
         System.Data.Common.DbConnection
            Devart.Common.DbConnectionBase
               Devart.Data.DB2.DB2Connection
      System.Data.Common.DbDataReader
         Devart.Common.DbDataReaderBase
            Devart.Data.DB2.DB2DataReader
      System.Data.Common.DbParameter
         Devart.Common.DbParameterBase
            Devart.Data.DB2.DB2Parameter
      System.Data.Common.DbParameterCollection
         Devart.Common.DbParameterBaseCollection
            Devart.Data.DB2.DB2ParameterCollection
      System.Data.Common.DbTransaction
         Devart.Common.DbTransactionBase
            Devart.Data.DB2.DB2Transaction

Reference

Devart.Data.DB2 Assembly