Oracle用decode函数或CASE-WHEN实现自定义排序 1 问题 对SQL排序,只要在order by后面加字段就可以了,可以通过加desc或asc来选择降序或升序。但排序规则是默认的,数字、时间、字符串等都有自己默认的排序规则。有时候需要按自己的想法来排序,而不是按字段默认排序规则。 比如字段值为英文字段:Monday、Tuesday、Wednesday...
Oracle WebLogic When we set-up a Java EE environment, we need an application server, such as Oracle WebLogic Server, that provides an easy way to set up a high-availability environment by configuring a cluster of servers across multiple machines. In such an environment, we also have to think...
When running a JAVA application using Oracle JDBC, the following exception is reported:IO Error: VC socket write failed with stack trace: java.sql.SQLRecoverableException: IO Error: VC socket write failed at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:752) at oracle.jdbc.driver....
首先要确认sql中没有包含decode的字符串或者字段 有的话可以自行替代后再做操作 先获取 decode的位置 然后截取出 decode括号内的部分 通过计算左右括号的数量即可截取出来 然后再将 decode括号内的部分分为4段 然后拼接回原来的SQL 重复循环执行即可 private static String decodeTransformToCaseWhen(String sql) { /...
Methods inherited from interface oracle.javatools.db.ChildDBObject getParentMethods inherited from interface oracle.javatools.db.DBObject copyTo, copyTo, copyTo, findOwnedObject, findOwnedObject, getID, getName, getOwnedObjects, getOwnedObjects, getReferenceIDs, replaceReferenceIDs, setID, setName...
JDBC - Version 10.2.0.3 and later: java.sql.SQLException: Io exception: The Network Adapter could not establish the connection When Oracle JDBC is used with SSL
首先要确认sql中没有包含decode的字符串或者字段 有的话可以自行替代后再做操作 先获取 decode的位置 然后截取出 decode括号内的部分 通过计算左右括号的数量即可截取出来 然后再将 decode括号内的部分分为4段 然后拼接回原来的SQL 重复循环执行即可 privatestaticStringdecodeTransformToCaseWhen(String sql){/** ...
My conclusion: Wrong architecture (armel) is choosen when using JNA 4.5.1. joelbyggerchanged the titleJNA 4.5.1 chooses wrong libjnidispatch.so when using Oracle Java on armhfMay 9, 2018 matthiasblaesingclosed this ascompletedMay 28, 2018...
Describe the issue Caused by: java.lang.NullPointerException at java.util.Objects.requireNonNull(Objects.java:208) at sun.nio.fs.UnixFileSystem.getPath(UnixFileSystem.java:263) at java.nio.file.Path.of(Path.java:147) at java.nio.file.Pat...
Oracle JDK 1.8 OpenJDK 1.8 jinfo -sysprops jmap jstack -F -l Subscriber exclusive content A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more. Current Customers and Partners Log in for full access ...