有两种类型的异常,一种为内部异常,一种为用户自定义异常,内部异常是执行期间返回到PL/SQL块的ORACLE错误或由PL/SQL代码的某操作引起的错误,如除数为零或内存溢出的情况。用户自定义异常由开发者显示定义,在PL/SQL块中传递信息以控制对于应用的错误处理。 每当PL/SQL违背了ORACLE原则或超越了系统依赖的原则就会隐式...
WHEN deadlock_detected THEN -- handle the error END; 对于用户自定义异常,只能在PL/SQL块中的声明部分声明异常,异常的名字由EXCEPTION关键字引入: reserved_loaned Exception 产生异常后,控制传给了子程序的异常部分,将异常转向各自异常控制块,必须在代码中使用如下的结构处理错误: Exception When exception1 then ...
有两种类型的异常,一种为内部异常,一种为用户自定义异常,内部异常是执行期间返回到PL/SQL块的ORACLE错误或由PL/SQL代码的某操作引起的错误,如除数为零或内存溢出的情况。用户自定义异常由开发者显示定义,在PL/SQL块中传递信息以控制对于应用的错误处理。 每当PL/SQL违背了ORACLE原则或超越了系统依赖的原则就会隐式...
(PreparedStatem entImpl.java:550) at oracle.nosql.proxy.DataServiceHandler.deserializePreparedQuery(DataS erviceHandler.java:810) at oracle.nosql.proxy.DataService.deserializePreparedQuery(DataService. java:2181) at oracle.nosql.proxy.DataService.handleQuery(DataService.java:1661) at oracle.nosql....
要完成 SOAP 服务器,您必须指导它处理从连接的 SOAP 客户端传入的任何请求。这是通过 handle() 方法完成的,该方法不需要参数。 总之,用 PHP 创建 SOAP 服务器就像以下示例一样简单: <?php class math { public function add($a, $b) { return $a + $b; ...
Oracle使用两种数据结构来进行shared pool的并发控制:lock 和 pin,Lock比pin具有更高的级别. Lock在handle上获得,在pin一个对象之前,必须首先获得该handle的锁定. 锁定主要有三种模式: Null,share,Exclusive. 关于shared pool的深入探讨(五)October 31, 2004 ...
A Job Role Separation privileges configuration of Oracle is a configuration with operating system groups and users that divide administrative access privileges to the Oracle grid infrastructure installation from other administrative privileges users and groups associated with other Oracle installations (e.g....
PL/SQL record types are used in all open, add, and close Interaction History APIs. In certain cases, nested record types are used as well. For example, in the Create_Interaction API: Input parameterp_activitiesis a record of typeactivity_tbl_type. ...
(stderr, "*** Call to SQLError failed with ", "return code of SQL_INVALID_HANDLE.\n"); break; case SQL_ERROR: fprintf(stderr, "*** Call to SQLError failed with ", "return code of SQL_ERROR.\n"); break; case SQL_NO_DATA_FOUND: break; } } It is possible for a single ...
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