The SimpleRead sample was remade and renamed to CompanySamples. Not it demonstrates not only how to load data from rdb to SDO graph, but how to modify the graph and apply the changes back to the rdb.
DAS GettingInvolved and sample Readme are updated to these new changes. Adriano Crestani On 10/15/07, Adriano Crestani <[EMAIL PROTECTED]> wrote: > > Commands can now be loaded from a config file. > > Adriano Crestani > > On 10/15/07, Adriano Crestani <[EMAIL PROTECTED] > wrote: > > > > -DAS is now supporing all CRUD operations. > > -Optimistic Concurrency Control is now implemented on DAS > > -testcases are now being tested using postgres rdbms and not firebird > > anymore, once its odbc driver is more stable > > > > Adriano Crestani > > > > On 10/1/07, Adriano Crestani < [EMAIL PROTECTED]> wrote: > > > > > > Native DAS provides now a new build infrastructure using ant that is > > > also being used by Native SCA and SDO. > > > > > > Adriano Crestani > > > > > > On 7/21/07, Adriano Crestani <[EMAIL PROTECTED]> wrote: > > > > > > > > DAS C++ has now its own exceptions, such as > > > > DASInvalidTypeNameException, DASInvalidPropertyNameException, > > > > DASNullPointerException, DASColumnNotFoundException, > > > > DASInvalidColumnNameException, DASInvalidRelationshipNameException, > > > > DASInvalidSQLTypeException and DASInvalidTableNameException. > > > > > > > > Adriano Crestani > > > > > > > > On 7/21/07, Adriano Crestani < [EMAIL PROTECTED]> wrote: > > > > > > > > > > DAS C++ is now non-case sensitive, once most dbms are non-case > > > > > sensitive, DAS C++ will be so, at least for now. Maybe on future, > > > > > there can > > > > > be added an option on config file that set DAS as case sensitive. > > > > > > > > > > All type and property names are converted to lower case when the > > > > > SDO graph is created. > > > > > > > > > > Regards, > > > > > Adriano Crestani > > > > > > > > > > On 6/26/07, Luciano Resende < [EMAIL PROTECTED]> wrote: > > > > > > > > > > > > Hey, very good, once this is available under the wiki, you > > > > > > probably > > > > > > should also send an e-mail to the user list. > > > > > > > > > > > > On 6/25/07, Adriano Crestani < [EMAIL PROTECTED] > > > > > > > wrote: > > > > > > > Added DAS C++ GettingStarted.html document and the first DAS > > > > > > C++ sample > > > > > > > under revision 550697. > > > > > > > > > > > > > > Adriano Crestani > > > > > > > > > > > > > > On 6/6/07, Adriano Crestani < [EMAIL PROTECTED]> > > > > > > wrote: > > > > > > > > > > > > > > > > DAS is no longer needing the config.xsd to read xml > > > > > > configuration files > > > > > > > > since revision 544749. > > > > > > > > > > > > > > > > Adriano Crestani > > > > > > > > > > > > > > > > On 5/30/07, Adriano Crestani < [EMAIL PROTECTED]> > > > > > > wrote: > > > > > > > > > > > > > > > > > > Since revision 542742, DAS C++ is only working with SDO on > > > > > > trunk, and > > > > > > > > > not with SDO C++ M3. > > > > > > > > > > > > > > > > > > Adriano Crestani > > > > > > > > > > > > > > > > > > On 5/29/07, Adriano Crestani < [EMAIL PROTECTED] > > > > > > > wrote: > > > > > > > > > > > > > > > > > > > > Added support to one to many relationship under revision > > > > > > 542742 > > > > > > > > > > > > > > > > > > > > Adriano Crestani > > > > > > > > > > > > > > > > > > > > On 5/28/07, Adriano Crestani < > > > > > > [EMAIL PROTECTED]> wrote: > > > > > > > > > > > > > > > > > > > > > > Added support to set up the framework via config xml > > > > > > under revision > > > > > > > > > > > 542124. > > > > > > > > > > > > > > > > > > > > > > Adriano Crestani > > > > > > > > > > > > > > > > > > > > > > On 5/22/07, haleh mahbod < [EMAIL PROTECTED]> wrote: > > > > > > > > > > > > > > > > > > > > > > > > Thank you for the explanation. > > > > > > > > > > > > > > > > > > > > > > > > On 5/21/07, Adriano Crestani < > > > > > > [EMAIL PROTECTED]> wrote: > > > > > > > > > > > > > > > > > > > > > > > > > > Yes, it's intergrated with Tuscany SDO C++. > > > > > > > > > > > > > > > > > > > > > > > > > > Next step is to implement a sample for it. > > > > > > > > > > > > > > > > > > > > > > > > > > I intend to add some info on wiki before the first > > > > > > release. > > > > > > > > > > > > > > > > > > > > > > > > > > Regards, > > > > > > > > > > > > > Adriano Crestani > > > > > > > > > > > > > > > > > > > > > > > > > > On 5/21/07, haleh mahbod < [EMAIL PROTECTED] > > > > > > > wrote: > > > > > > > > > > > > > > > > > > > > > > > > > > > > Hi Adriano, > > > > > > > > > > > > > > > > > > > > > > > > > > > > Is this integrated with SDO C++? Is there a > > > > > > sample for it? > > > > > > > > > > > > > > Can more information be added to the home page > > > > > > and user > > > > > > > > > > > > guide[1]? > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [1] > > > > > > > > > > > > > http://cwiki.apache.org/confluence/pages/viewpage.action?pageId=46512 > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Haleh > > > > > > > > > > > > > > > > > > > > > > > > > > > > On 5/20/07, Adriano Crestani < > > > > > > [EMAIL PROTECTED] > > > > > > > > > > > > > wrote: > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Actually is being developed the Tuscany DAS > > > > > > C++. So far, the > > > > > > > > > > > > framework > > > > > > > > > > > > > > can > > > > > > > > > > > > > > > perform the following: > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - Convetion Over Configuration(COC): > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - DAS assumes that a column named xxx_id is > > > > > > a FK to the > > > > > > > > > > > > column > > > > > > > > > > > > > named > > > > > > > > > > > > > > > id on table xxx. > > > > > > > > > > > > > > > - If no PK column is found on the > > > > > > ResultSet, it sets the > > > > > > > > > > > > column > > > > > > > > > > > > > named > > > > > > > > > > > > > > > id as PK, if exists. > > > > > > > > > > > > > > > - The COCs defined above are, actually, > > > > > > case sensitive > > > > > > > > > > > > and, for > > > > > > > > > > > > > > > example, a column named ID will not be set > > > > > > as PK > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - The das is using the ResultSet > > > > > > metadata(column name, > > > > > > > > > > > > column data > > > > > > > > > > > > > type > > > > > > > > > > > > > > > and > > > > > > > > > > > > > > > column table) to generate the sdo graph and > > > > > > popule it. The > > > > > > > > > > > > DAS > > > > > > > > > > > > > > guarantees > > > > > > > > > > > > > > > the table object uniqueness on graph basing on > > > > > > the table PK, > > > > > > > > > > > > so the > > > > > > > > > > > > > > first > > > > > > > > > > > > > > > table retrieved by the ResultSet will be > > > > > > taken, and any > > > > > > > > > > > > other table > > > > > > > > > > > > > > > containing the same PK ignored: > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - A table may contain a simple PK or a > > > > > > composite one. > > > > > > > > > > > > > > > - If no PK is defined for the table, the > > > > > > DAS tries to > > > > > > > > > > > > find one > > > > > > > > > > > > > using > > > > > > > > > > > > > > > COC. > > > > > > > > > > > > > > > - If the table has a composite PK and not > > > > > > all the columns > > > > > > > > > > > > that > > > > > > > > > > > > > > > compound the PK are contained on the > > > > > > ResultSet, the DAS > > > > > > > > > > > > ignores the > > > > > > > > > > > > > > > defined > > > > > > > > > > > > > > > composite PK and tries to find another PK > > > > > > using COC as > > > > > > > > > > > > defined > > > > > > > > > > > > > above. > > > > > > > > > > > > > > > - If no PK is found using COC, the DAS sets > > > > > > all columns > > > > > > > > > > > > on > > > > > > > > > > > > > ResultSet > > > > > > > > > > > > > > > as PK. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - Setting the references on graph objects > > > > > > basing on table > > > > > > > > > > > > > relationships. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - Actually, there may be up to 1 > > > > > > relationship between 2 > > > > > > > > > > > > tables. > > > > > > > > > > > > > > > - The columns data that compound the FK are > > > > > > not created > > > > > > > > > > > > on the > > > > > > > > > > > > > graph. > > > > > > > > > > > > > > > - The DAS accepts simple or composite > > > > > > relationships. > > > > > > > > > > > > > > > - If not all the columns, PK or FK, that > > > > > > compound the > > > > > > > > > > > > relationship > > > > > > > > > > > > > > are > > > > > > > > > > > > > > > on the ResultSet, the relationship is > > > > > > ignored and the > > > > > > > > > > > > remaining FK > > > > > > > > > > > > > > are > > > > > > > > > > > > > > > loaded onto graph. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - Actually, the DAS config can only be set > > > > > > from code. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - There are also implemented some testcases. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - DAS is only supporting the following SQL > > > > > > types: INTEGER, > > > > > > > > > > > > REAL, CHAR, > > > > > > > > > > > > > > > VARCHAR, FLOAT, DOUBLE. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Next steps: > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - Read the config from a xml file. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - To implement a sample that reads some data > > > > > > from a database > > > > > > > > > > > > and print > > > > > > > > > > > > > > on > > > > > > > > > > > > > > > console. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > - Implement support for more SQL types. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Comments and suggestions will be appreciated : > > > > > > ) > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Any volunteer would be helpful ; ) > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Regards, > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Adriano Crestani > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > > Luciano Resende > > > > > > Apache Tuscany Committer > > > > > > http://people.apache.org/~lresende<http://people.apache.org/%7Elresende> > > > > > > http://lresende.blogspot.com/ > > > > > > > > > > > > --------------------------------------------------------------------- > > > > > > > > > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > > > > > > > > > > > > > > > >
