public SqlServerDataProvider(string name, SqlServerVersion version)
: base(name, (MappingSchema)null)
{
Version = version;
if (version == SqlServerVersion.v2000)
{
SqlProviderFlags.AcceptsTakeAsParameter = false;
SqlProviderFlags.IsSkipSupported = false;
SqlProviderFlags.IsCountSubQuerySupported = false;
}
else
{
SqlProviderFlags.IsApplyJoinSupported = true;
SqlProviderFlags.TakeHintsSupported = TakeHints.Percent | TakeHints.WithTies;
SqlProviderFlags.IsCommonTableExpressionsSupported = version >= SqlServerVersion.v2008;
}
SetCharField("char", (r, i) => r.GetString(i).TrimEnd(' '));
SetCharField("nchar", (r, i) => r.GetString(i).TrimEnd(' '));
SetCharFieldToType <char>("char", (r, i) => DataTools.GetChar(r, i));
SetCharFieldToType <char>("nchar", (r, i) => DataTools.GetChar(r, i));
if (!Configuration.AvoidSpecificDataProviderAPI)
{
SetProviderField <SqlDataReader, SqlBinary, SqlBinary>((r, i) => r.GetSqlBinary(i));
SetProviderField <SqlDataReader, SqlBoolean, SqlBoolean>((r, i) => r.GetSqlBoolean(i));
SetProviderField <SqlDataReader, SqlByte, SqlByte>((r, i) => r.GetSqlByte(i));
SetProviderField <SqlDataReader, SqlDateTime, SqlDateTime>((r, i) => r.GetSqlDateTime(i));
SetProviderField <SqlDataReader, SqlDecimal, SqlDecimal>((r, i) => r.GetSqlDecimal(i));
SetProviderField <SqlDataReader, SqlDouble, SqlDouble>((r, i) => r.GetSqlDouble(i));
SetProviderField <SqlDataReader, SqlGuid, SqlGuid>((r, i) => r.GetSqlGuid(i));
SetProviderField <SqlDataReader, SqlInt16, SqlInt16>((r, i) => r.GetSqlInt16(i));
SetProviderField <SqlDataReader, SqlInt32, SqlInt32>((r, i) => r.GetSqlInt32(i));
SetProviderField <SqlDataReader, SqlInt64, SqlInt64>((r, i) => r.GetSqlInt64(i));
SetProviderField <SqlDataReader, SqlMoney, SqlMoney>((r, i) => r.GetSqlMoney(i));
SetProviderField <SqlDataReader, SqlSingle, SqlSingle>((r, i) => r.GetSqlSingle(i));
SetProviderField <SqlDataReader, SqlString, SqlString>((r, i) => r.GetSqlString(i));
SetProviderField <SqlDataReader, SqlXml, SqlXml>((r, i) => r.GetSqlXml(i));
SetProviderField <SqlDataReader, DateTimeOffset>((r, i) => r.GetDateTimeOffset(i));
SetProviderField <SqlDataReader, TimeSpan> ((r, i) => r.GetTimeSpan(i));
}
else
{
SetProviderField <IDataReader, SqlString, SqlString>((r, i) => r.GetString(i));
}
_sqlServer2000SqlOptimizer = new SqlServer2000SqlOptimizer(SqlProviderFlags);
_sqlServer2005SqlOptimizer = new SqlServer2005SqlOptimizer(SqlProviderFlags);
_sqlServer2008SqlOptimizer = new SqlServerSqlOptimizer(SqlProviderFlags);
_sqlServer2012SqlOptimizer = new SqlServer2012SqlOptimizer(SqlProviderFlags);
SetField <IDataReader, decimal>((r, i) => r.GetDecimal(i));
SetField <IDataReader, decimal>("money", (r, i) => SqlServerTools.DataReaderGetMoney(r, i));
SetField <IDataReader, decimal>("smallmoney", (r, i) => SqlServerTools.DataReaderGetMoney(r, i));
SetField <IDataReader, decimal>("decimal", (r, i) => SqlServerTools.DataReaderGetDecimal(r, i));
}
public SqlServerDataProvider(string name, SqlServerVersion version, SqlServerProvider provider)
: base(
name,
MappingSchemaInstance.Get(version),
SqlServerProviderAdapter.GetInstance(provider))
{
Version = version;
Provider = provider;
SqlProviderFlags.IsDistinctOrderBySupported = false;
SqlProviderFlags.IsSubQueryOrderBySupported = false;
SqlProviderFlags.IsDistinctSetOperationsSupported = true;
SqlProviderFlags.IsCountDistinctSupported = true;
SqlProviderFlags.IsUpdateFromSupported = true;
if (version == SqlServerVersion.v2000)
{
SqlProviderFlags.AcceptsTakeAsParameter = false;
SqlProviderFlags.IsSkipSupported = false;
SqlProviderFlags.IsCountSubQuerySupported = false;
}
else
{
SqlProviderFlags.IsApplyJoinSupported = true;
SqlProviderFlags.TakeHintsSupported = TakeHints.Percent | TakeHints.WithTies;
SqlProviderFlags.IsCommonTableExpressionsSupported = version >= SqlServerVersion.v2008;
}
SetCharField("char", (r, i) => r.GetString(i).TrimEnd(' '));
SetCharField("nchar", (r, i) => r.GetString(i).TrimEnd(' '));
SetCharFieldToType <char>("char", (r, i) => DataTools.GetChar(r, i));
SetCharFieldToType <char>("nchar", (r, i) => DataTools.GetChar(r, i));
_sqlOptimizer = version switch
{
SqlServerVersion.v2000 => new SqlServer2000SqlOptimizer(SqlProviderFlags),
SqlServerVersion.v2005 => new SqlServer2005SqlOptimizer(SqlProviderFlags),
SqlServerVersion.v2012 => new SqlServer2012SqlOptimizer(SqlProviderFlags),
SqlServerVersion.v2017 => new SqlServer2017SqlOptimizer(SqlProviderFlags),
_ => new SqlServer2008SqlOptimizer(SqlProviderFlags),
};
SetField <IDataReader, decimal>((r, i) => r.GetDecimal(i));
SetField <IDataReader, decimal>("money", (r, i) => SqlServerTools.DataReaderGetMoney(r, i));
SetField <IDataReader, decimal>("smallmoney", (r, i) => SqlServerTools.DataReaderGetMoney(r, i));
SetField <IDataReader, decimal>("decimal", (r, i) => SqlServerTools.DataReaderGetDecimal(r, i));
// missing:
// GetSqlBytes
// GetSqlChars
SetProviderField <SqlBinary, SqlBinary>(SqlTypes.GetSqlBinaryReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlBoolean, SqlBoolean>(SqlTypes.GetSqlBooleanReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlByte, SqlByte>(SqlTypes.GetSqlByteReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlDateTime, SqlDateTime>(SqlTypes.GetSqlDateTimeReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlDecimal, SqlDecimal>(SqlTypes.GetSqlDecimalReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlDouble, SqlDouble>(SqlTypes.GetSqlDoubleReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlGuid, SqlGuid>(SqlTypes.GetSqlGuidReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlInt16, SqlInt16>(SqlTypes.GetSqlInt16ReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlInt32, SqlInt32>(SqlTypes.GetSqlInt32ReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlInt64, SqlInt64>(SqlTypes.GetSqlInt64ReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlMoney, SqlMoney>(SqlTypes.GetSqlMoneyReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlSingle, SqlSingle>(SqlTypes.GetSqlSingleReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlString, SqlString>(SqlTypes.GetSqlStringReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <SqlXml, SqlXml>(Adapter.GetSqlXmlReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <DateTimeOffset>(Adapter.GetDateTimeOffsetReaderMethod, dataReaderType: Adapter.DataReaderType);
SetProviderField <TimeSpan> (Adapter.GetTimeSpanReaderMethod, dataReaderType: Adapter.DataReaderType);
// non-specific fallback
SetProviderField <IDataReader, SqlString, SqlString>((r, i) => r.GetString(i));
SqlServerTypes.Configure(this);
}