/// <summary>
/// Build a DB2 iSeries data provider.
/// </summary>
/// <param name="providerOptions">The provider's construction options, see <see cref="DB2iSeriesProviderOptions"/></param>
public DB2iSeriesDataProvider(DB2iSeriesProviderOptions providerOptions)
: base(
providerOptions.ProviderName,
GetMappingSchema(
providerOptions.ProviderName,
providerOptions.ProviderType,
providerOptions.MapGuidAsString),
DB2iSeriesProviderAdapter.GetInstance(providerOptions.ProviderType))
{
this.db2iSeriesSqlProviderFlags = new DB2iSeriesSqlProviderFlags(providerOptions);
this.mappingOptions = new DB2iSeriesMappingOptions(providerOptions);
this.ProviderType = providerOptions.ProviderType;
DB2iSeriesLoadExpressions.SetupExpressions(providerOptions.ProviderName, mappingOptions.MapGuidAsString);
SqlProviderFlags.AcceptsTakeAsParameter = false;
SqlProviderFlags.AcceptsTakeAsParameterIfSkip = true;
SqlProviderFlags.IsDistinctOrderBySupported = false;
SqlProviderFlags.CanCombineParameters = false;
SqlProviderFlags.IsCommonTableExpressionsSupported = true;
SqlProviderFlags.IsUpdateFromSupported = false;
db2iSeriesSqlProviderFlags.SetCustomFlags(SqlProviderFlags);
mappingOptions.SetCustomFlags(SqlProviderFlags);
SetCharField(Constants.DbTypes.Char, (r, i) => r.GetString(i).TrimEnd(' '));
SetCharField(Constants.DbTypes.NChar, (r, i) => r.GetString(i).TrimEnd(' '));
SetCharField(Constants.DbTypes.Graphic, (r, i) => r.GetString(i).TrimEnd(' '));
sqlOptimizer = new DB2iSeriesSqlOptimizer(SqlProviderFlags, db2iSeriesSqlProviderFlags);
schemaProvider = new DB2iSeriesSchemaProvider(this);
bulkCopy = new DB2iSeriesBulkCopy(this);
if (ProviderType.IsOdbc())
{
SetupOdbc();
}
else if (ProviderType.IsOleDb())
{
SetupOleDb();
}
#if NETFRAMEWORK
else if (ProviderType.IsAccessClient())
{
SetupAccessClient();
}
#endif
else if (ProviderType.IsDB2())
{
SetupDB2Connect();
}
}
public DB2iSeriesSqlOptimizer(SqlProviderFlags sqlProviderFlags, DB2iSeriesSqlProviderFlags db2iSeriesSqlProviderFlags)
: base(sqlProviderFlags)
{
db2ISeriesSqlProviderFlags = db2iSeriesSqlProviderFlags;
}