public override ISpecificType GenericTypeToSpecific(DbTypeBase type, IMigrationProfile profile, IProgressInfo progress)
{
switch (type.Code)
{
case DbTypeCode.Int:
return(GetAccessTypeInt((DbTypeInt)type));
case DbTypeCode.String:
return(GetAccessTypeString((DbTypeString)type));
case DbTypeCode.Logical:
return(new AccessTypeBit());
case DbTypeCode.Datetime:
return(new AccessTypeDatetime());
case DbTypeCode.Numeric:
{
AccessTypeDecimal res = new AccessTypeDecimal();
res.Precision = ((DbTypeNumeric)type).Precision;
res.Scale = ((DbTypeNumeric)type).Scale;
res.IsAutoIncrement = ((DbTypeNumeric)type).Autoincrement;
return(res);
}
case DbTypeCode.Blob:
return(new AccessTypeImage());
case DbTypeCode.Text:
case DbTypeCode.Array:
return(new AccessTypeText());
case DbTypeCode.Float:
{
DbTypeFloat tp = (DbTypeFloat)type;
if (tp.IsMoney)
{
return(new AccessTypeMoney());
}
if (tp.Bytes == 4)
{
return(new AccessTypeReal());
}
else
{
return(new AccessTypeFloat());
}
}
case DbTypeCode.Xml:
return(new AccessTypeText());
case DbTypeCode.Generic:
return(new AccessTypeGeneric {
Sql = ((DbTypeGeneric)type).Sql
});
}
throw new InternalError("DAE-00058 unknown type");
}
private AccessTypeBase MakeSpecificAccessType(string dt, int len, int prec, int scale)
{
switch (dt.ToLower())
{
case "short":
return(new AccessTypeSmallInt());
case "long":
return(new AccessTypeInteger());
case "single":
return(new AccessTypeReal());
case "double":
return(new AccessTypeFloat());
case "currency":
return(new AccessTypeMoney());
case "datetime":
return(new AccessTypeDatetime());
case "bit":
return(new AccessTypeBit());
case "byte":
return(new AccessTypeTinyInt());
case "guid":
return(new AccessTypeUniqueIdentifier());
case "longbinary":
case "bigbinary":
return(new AccessTypeImage());
case "varbinary":
return(new AccessTypeBinary());
case "longtext":
return(new AccessTypeText());
case "varchar":
{
if (len == 0)
{
return(new AccessTypeText());
}
AccessTypeCharacter res = new AccessTypeCharacter();
res.Length = len;
return(res);
}
case "decimal":
{
AccessTypeDecimal res = new AccessTypeDecimal();
res.Precision = prec;
res.Scale = scale;
return(res);
}
}
ReportUnknownType(dt);
return(new AccessTypeGeneric {
Sql = dt
});
//throw new DbAnalyseError(String.Format("Unknown MS Access type:{0}", dt));
}
