How can I drop all constraints in a Derby dat开发者_运维知识库abase via JDBC?You could query the system tables SYS.SYSCONSTRAINTS, SYS.SYSTABLES and SYS.SYSSCHEMAS to get all constraint names and the
What I want to do: My application has a full connection to a Derby DB, and I want to poke around in the DB (read-only) in parallel (using a different tool).
Ive got myeclipse ide, and want to install the ui plugin for derby so I can access ij from inside eclipse. The problem is when I drop the ui plugin components into the plugins folder the plugins dont
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I want to be able to define the folder where a Derby embedded database will be created after I start my application (which will someday migrate to a web application). The only way I know of setting th
where i can 开发者_如何学编程make the table when making sample program of Hibernate with MyEclipse DerbyFrom the MyEclipse Derby Database Server Tutorial (and I warmly recommend reading it entirely):
I\'m using JPA 2 with Eclipselink 2 and a Derby in memory db for my tests. When I start my little test programm I get the following exception:
I\'m writing a Java application that\'s working with Apache Derby via JDBC. I\'m having problems with the code in the following snippet:
How can I get the top x% of values in a database table. For example, I have a log file t开发者_StackOverflowhat I loaded into a db table. I would like to throw out the longest running 1% of requests
We created a java appli开发者_Python百科cation which uses the JavaDB database in Netbeans IDE. We want the program to check every time it starts if the database\'s tables have already been created, an
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