Related posts about openjpa

• HSQLdb permissions regarding OpenJPA

  as seen on Stack Overflow - Search for 'Stack Overflow'
  Hi! I'm (still) having loads of issues with HSQLdb & OpenJPA. Exception in thread "main" <openjpa-1.2.0-r422266:683325 fatal store error> org.apache.openjpa.persistence.RollbackException: user lacks privilege or object not found: OPENJPA_SEQUENCE_TABLE {SELECT SEQUENCE_VALUE FROM PUBLIC… >>> More

• OpenJPA - not flushing before queries

  as seen on Stack Overflow - Search for 'Stack Overflow'
  hi all, how can i set openjpa to flush before query. When i change some values in database i want to propagate these changes into application. I tried this settings in persistence.xml: <property name="openjpa.FlushBeforeQueries" value="true" /> <property name="openjpa.IgnoreChanges" value="false"/>… >>> More

• Class not found exception (org.apache.openjpa.enhance.PersistenceCapable) thrown in a client of WLS

  as seen on Stack Overflow - Search for 'Stack Overflow'
  I am developing an aplication using WLS 10 When i try to conect (lookup) to an EJB from a specific jar of my ear aplication, an exception of type "ClassNotFoundException" of the class "org.apache.openjpa.enhance.PersistenceCapable" is thrown in the client has anybody found a reason for this workaround… >>> More

• What does setting SubclassFetchMode (Kodo OpenJPA) actually do?

  as seen on Stack Overflow - Search for 'Stack Overflow'
  What does setting SubClassFetchMode e.g. to EAGER_PARALLEL actually do? Why would one want a subclass to have a different FetchMode? The implementation spec for KODO and OpenJPA is notoriously bad and I can't figure it out. >>> More

• OpenJPA + Tomcat JDBC Connection Pooling = stale data

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  I am using the Tomcat JDBC Connection Pool with OpenJPA in a web application. The application does not see updated data. Specifically, another java application adds or removes records from the database, but the web application never sees these updates. This is quite a serious issue. I must be missing… >>> More

Related posts about sql

• SQL SERVER – Concat Strings in SQL Server using T-SQL – SQL in Sixty Seconds #035 – Video

  as seen on SQL Authority - Search for 'SQL Authority'
  Concatenating  string is one of the most common tasks in SQL Server and every developer has to come across it. We have to concat the string when we have to see the display full name of the person by first name and last name. In this video we will see various methods to concatenate the strings. SQL… >>> More

• SQL SERVER – Concat Function in SQL Server – SQL Concatenation

  as seen on SQL Authority - Search for 'SQL Authority'
  Earlier this week, I was delivering Advanced BI training on the subject of “SQL Server 2008 R2″. I had great time delivering the session. During the session, we talked about SQL Server 2010 Denali. Suddenly one of the attendees suggested his displeasure for the product. He said, even though… >>> More

• Error with SQL Server Setup 2012 on Windows 2012

  as seen on Server Fault - Search for 'Server Fault'
  I am trying to install SQL Server on Windows 2012. I was able to finally get the wizard up and running after making some changes on the server, but now it fails no matter what I do with the following error: TITLE: SQL Server Setup failure. SQL Server Setup has encountered the following error: … >>> More

• How can I detect which version of SQL (eg SQL 2008 or SQL Azure)

  as seen on Stack Overflow - Search for 'Stack Overflow'
  I need to detect which version of SQL I am dealing with to perorm various tasks, I need specifically detect if I am on SQL 2008 or SQL Azure. How can I do this with detection code written in SQL? >>> More

• Nested SQL Select statement fails on SQL Server 2000, ok on SQL Server 2005

  as seen on Stack Overflow - Search for 'Stack Overflow'
  Here is the query: INSERT INTO @TempTable SELECT UserID, Name, Address1 = (SELECT TOP 1 [Address] FROM (SELECT TOP 1 [Address] FROM [UserAddress] ua INNER JOIN UserAddressOrder uo ON ua.UserID = uo.UserID WHERE ua.UserID = u.UserID ORDER BY uo.AddressOrder ASC) q ORDER BY AddressOrder… >>> More