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ADD ... THEN ... UNTIL ... data: begin of SERIES, N1 type I value 10, N2 type I value 20, N3 type I value 30, N4 type I value 40, ... Join related table and count rows or sum sql server 2005 count rows: SELECT * FROM Table1 LEFT JOIN     (SELECT Level1ID, COUNT(Level2ID) AS Total FROM Table2 GROUP BY Level1ID) AS... Remove file not in list
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Dynamic add classpath path
public void appendClasspath(String path) throws NoSuchMethodException, MalformedURLException, InvocationTargetException, IllegalAccessException {
    Path externalResourcesFolder = Paths.get(path);
    ClassLoader sysLoader = ClassLoader.getSystemClassLoader();
    if (sysLoader instanceof URLClassLoader) {
        Class<URLClassLoader> sysLoaderClass = URLClassLoader.class;

        // Use reflection to invoke the private addURL method
        Method method = sysLoaderClass.getDeclaredMethod("addURL", URL.class);
        method.setAccessible(true);
        method.invoke(sysLoader, externalResourcesFolder.toUri().toURL());

        System.out.printf("classpath: %s loaded%n", path);
    }
}