DBFS Sample Store plsql-hierarchical-profiler.zip This archive contains code to create several PL/SQL programs and to use the PL/SQL hierarchical performance profiler to record the execution of each. It also contains the profiler output for each run, prepared as a set of mutually cross-referenci...
/SQL由于分为数据库PL/SQL部分和工具PL/SQL。对于客户端来说,PL/SQL可以嵌套到相应的工具中,客户端程序可以执行本地包含PL/SQL部分,也可以向服务发SQL命令或激活服务器端的PL/SQL程序运行。 1.2.3 过程化 PL/SQL是Oracle在标准SQL上的过程性扩展,不仅允许在PL/SQL程序内嵌入SQL语句,而且允许使用各种类型的条件...
异常处理部分一般放在 PL/SQL 程序体的后半部,结构为: EXCEPTION WHEN first_exception THEN <code to handle first exception > WHEN second_exception THEN <code to handle second exception > WHEN OTHERS THEN <code to handle others exception > END; 异常处理可以按任意次序排列,但 OTHERS 必须放在最后。
PL/SQL, Java, or C code that could be invoked by both CPs and application code should only use Oracle Application Object Library (FND) Log APIs. If needed, the wrapper CP should perform appropriate batching and logging to the Request Log for progress reporting purposes. For message correlation...
Sample Output: Left 5 characters of department name: Execu Explanation: The said code in Oracle's PL/SQL defines a function that retrieves the first five characters of the department name based on the provided department ID. If a department with the given ID is found, it returns the first...
Database EE PL/SQL IMDB Toolkit for SAP NetWeaver Secure Enterprise Search Semantic Technologies Spatial TimesTen In-Memory Database Using JavaScript and Python with Database EE Sample Code Communications Order and Service Management Unified Inventory Management ...
在实际开发过程中我们经常会遇到使用随机数,或对数据进行随机抽样分析的情况,这个时候我们就需要用到了Dbms_Random数据包、Sample或Sample block函数了。 1 取随机数 Oralce把所有有关随机数的操作都封装在了PL/SQL包DBMS_RANDOM里,极大地方便了我们的使用。它具有以下函数: ...
Step 1. Create a PL/SQL object Right-click the Oracle data source and selectNew | Query Console. Alternatively, select one of the existing consoles fromQuery Consoleslist (CtrlShiftF10). Type or paste your code in the console.
This can be done by changing the original procedure, adding a wrapper procedure or PL/SQL block that uses separate IN and OUT parameters. Will the selection of polymorphic PL/SQL procedures change when the bind type changes? Yes. Consider that this can be exploited in your PL/SQL code. ...
PL/SQL中常用的简单类型有:NUMBE、RVARCHAR2、CHAR、DATE、BOOLEAN(SQL中没有)。 例、插入一条记录并显示; DECLARE Info VARCHAR2(40); BEGIN INSERT INTO dept VALUES (90, ‘SERVICE’, ‘BEIJING’) RETURNING dname||’:’||to_char (deptno) ||’:’||locINTO info; ...