I am currently connected to SQL Server 2005 express edition. -Jason > -----Original Message----- > From: Luciano Resende [mailto:[EMAIL PROTECTED] > Sent: Tuesday, October 30, 2007 6:39 PM > To: [email protected] > Subject: Re: DAS configuration must specify ResultDescriptors > > There are some databases that does not return metadata information, > and DAS need that to build the result SDO Graph.More info on > ResultDescriptor here [1]. > > What database are you using ? > > [1] http://incubator.apache.org/tuscany/explicit-resultset-shape- > definition.html > > On 10/30/07, Jason Clark <[EMAIL PROTECTED]> wrote: > > I'm getting the following exception when trying to implement simple DAS > CRUD > > operations. > > > > Exception in thread "main" java.lang.RuntimeException: Unable to obtain > > table information from JDBC. DAS configuration must specify > > ResultDescriptors > > at > > > org.apache.tuscany.das.rdb.graphbuilder.impl.ResultMetadata.<init>(ResultM > et > > adata.java:81) > > at > > > org.apache.tuscany.das.rdb.graphbuilder.impl.GraphBuilderMetadata.<init>(G > ra > > phBuilderMetadata.java:69) > > at > > > org.apache.tuscany.das.rdb.impl.ReadCommandImpl.buildGraph(ReadCommandImpl > .j > > ava:295) > > at > > > org.apache.tuscany.das.rdb.impl.ReadCommandImpl.executeQuery(ReadCommandIm > pl > > .java:277) > > at ContactDASTest.getContacts(ContactDASTest.java:22) > > at ContactDASTest.printContacts(ContactDASTest.java:28) > > at ContactDASTest.main(ContactDASTest.java:41) > > > > > > > > Given the following config. I tried following the Company example and > their > > config. > > > > I'm unsure what a ResultDescriptor is and why I would need one, but the > > Company example does not. > > > > As a side note, my table is all strings stored in nvarchar columns. Is > that > > part of the issue? > > > > It also does not have a primary key at the moment, but I'm not sure why > that > > would be a problem. > > > > > > <Config xmlns="http:///org.apache.tuscany.das.rdb/config.xsd";> > > > > <!--ConnectionInfo dataSource="java:comp/env/jdbc/dastest"/--> > > > > <ConnectionInfo> > > <ConnectionProperties > > > > driverClass="com.microsoft.sqlserver.jdbc.SQLServerDriver" > > databaseURL="jdbc:sqlserver://*;databasename=*" > > userName="*" > > password="*" > > loginTimeout="600"/> > > </ConnectionInfo> > > > > <Command name="all contacts" SQL="select * from CONTACTS" > > kind="Select"/> > > > > <Table tableName="CONTACTS"> > > > > </Table> > > > > </Config> > > > > > > -Jason Clark > > > > > > > > > > > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > -- > Luciano Resende > Apache Tuscany Committer > http://people.apache.org/~lresende > http://lresende.blogspot.com/ > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED]
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