private SqlTypeBase MakeSpecificSqlType(string dt, int len, int prec, int scale)
{
switch (dt)
{
case "binary":
{
SqlTypeBinary res = new SqlTypeBinary();
res.Length = len;
return(res);
}
case "image":
return(new SqlTypeImage());
case "timestamp":
return(new SqlTypeTimestamp());
case "varbinary":
{
SqlTypeVarBinary res = new SqlTypeVarBinary();
res.Length = len;
return(res);
}
case "bit":
return(new SqlTypeBit());
case "tinyint":
return(new SqlTypeTinyInt());
case "datetime":
return(new SqlTypeDatetime());
case "datetime2":
return(new SqlTypeDatetime2());
case "datetimeoffset":
return(new SqlTypeDatetimeOffset());
case "date":
return(new SqlTypeDate());
case "time":
return(new SqlTypeTime());
case "smalldatetime":
return(new SqlTypeSmallDatetime());
case "decimal":
{
SqlTypeDecimal res = new SqlTypeDecimal();
res.Precision = prec;
res.Scale = scale;
return(res);
}
case "numeric":
{
SqlTypeNumeric res = new SqlTypeNumeric();
res.Precision = prec;
res.Scale = scale;
return(res);
}
case "float":
return(new SqlTypeFloat());
case "uniqueidentifier":
return(new SqlTypeUniqueIdentifier());
case "smallint":
return(new SqlTypeSmallInt());
case "int":
return(new SqlTypeInt());
case "bigint":
return(new SqlTypeBigInt());
case "real":
return(new SqlTypeReal());
case "char":
{
SqlTypeChar res = new SqlTypeChar();
res.Length = len;
return(res);
}
case "nchar":
{
SqlTypeNChar res = new SqlTypeNChar();
res.Length = len;
return(res);
}
case "varchar":
{
SqlTypeVarChar res = new SqlTypeVarChar();
res.Length = len;
return(res);
}
case "nvarchar":
{
SqlTypeNVarChar res = new SqlTypeNVarChar();
res.Length = len;
return(res);
}
case "text":
return(new SqlTypeText());
case "ntext":
return(new SqlTypeNText());
case "xml":
return(new SqlTypeXml());
case "money":
return(new SqlTypeMoney());
case "smallmoney":
return(new SqlTypeSmallMoney());
case "sql_variant":
return(new SqlTypeVariant());
}
ReportUnknownType(dt);
return(new SqlTypeGeneric {
Sql = dt
});
}
public override ISpecificType GenericTypeToSpecific(DbTypeBase type, IMigrationProfile profile, IProgressInfo progress)
{
switch (type.Code)
{
case DbTypeCode.Int:
return(GetSqlTypeInt((DbTypeInt)type));
case DbTypeCode.String:
return(GetSqlTypeString((DbTypeString)type));
case DbTypeCode.Logical:
return(new SqlTypeBit());
case DbTypeCode.Datetime:
{
string attr = type.GetSpecificAttribute("mssql", "subtype");
var dtype = type as DbTypeDatetime;
if (attr == "timestamp")
{
return(new SqlTypeTimestamp());
}
if (attr == "datetime")
{
return(new SqlTypeDatetime());
}
if (attr == "smalldatetime")
{
return(new SqlTypeSmallDatetime());
}
if (m_version.Is_2008())
{
if (dtype.HasTimeZone)
{
return(new SqlTypeDatetimeOffset());
}
if (dtype.SubType == DbDatetimeSubType.Date)
{
return(new SqlTypeDate());
}
if (dtype.SubType == DbDatetimeSubType.Time)
{
return(new SqlTypeTime());
}
if (attr == "datetime2")
{
return(new SqlTypeDatetime2());
}
// on 2008 server prefer datetime2 type
// NO: return new SqlTypeDatetime2();
}
return(new SqlTypeDatetime());
}
case DbTypeCode.Numeric:
{
SqlTypeNumericBase res;
if (type.GetSpecificAttribute("mssql", "subtype") == "decimal")
{
res = new SqlTypeDecimal();
}
else
{
res = new SqlTypeNumeric();
}
res.Precision = ((DbTypeNumeric)type).Precision;
res.Scale = ((DbTypeNumeric)type).Scale;
res.IsIdentity = ((DbTypeNumeric)type).Autoincrement;
int increment;
if (Int32.TryParse(type.GetSpecificAttribute("mssql", "identity_increment"), out increment))
{
res.IdentityIncrement = increment;
res.IdentitySeed = Int32.Parse(type.GetSpecificAttribute("mssql", "identity_seed"));
}
return(res);
}
//return String.Format("decimal({0},{1})", ((DbTypeNumeric)type).Precision, ((DbTypeNumeric)type).Scale);
case DbTypeCode.Blob:
if (type.GetSpecificAttribute("mssql", "subtype") == "variant")
{
return(new SqlTypeVariant());
}
return(new SqlTypeImage());
case DbTypeCode.Text:
if (((DbTypeText)type).IsUnicode)
{
return(new SqlTypeNText());
}
else
{
return(new SqlTypeText());
}
case DbTypeCode.Array:
return(new SqlTypeText());
case DbTypeCode.Float:
{
DbTypeFloat tp = (DbTypeFloat)type;
if (tp.IsMoney)
{
if (tp.Bytes == 8)
{
return(new SqlTypeSmallMoney());
}
return(new SqlTypeMoney());
}
if (tp.Bytes == 4)
{
return(new SqlTypeReal());
}
else
{
return(new SqlTypeFloat());
}
}
case DbTypeCode.Xml:
if (m_version.Is_2005())
{
return(new SqlTypeXml());
}
return(new SqlTypeText());
case DbTypeCode.Generic:
return(new SqlTypeGeneric {
Sql = ((DbTypeGeneric)type).Sql
});
}
throw new InternalError("DAE-00332 unknown type");
}
