Summary: in this tutorial, you will learn how to use the PL/SQL IF statement to either execute or skip a sequence of statements based on a specified condition. The IF statement allows you to either execute or skip a sequence of statements, depending on a condition. The IF statement has ...
DBMS_OUTPUT.PUT_LINE('Customer id: '||r_sales.customer_id ||' Credit: '|| r_sales.credit ||' Remaining Budget: '|| l_budget );-- check the budgetEXITWHENl_budget <=0;ENDLOOP;CLOSEc_sales;END;Code language:PostgreSQL SQL dialect and PL/pgSQL(pgsql) In the declaration section, ...
As you develop larger and larger PL/SQL applications, it becomes more difficult to isolate performance problems. PL/SQL provides a Profiler API to profile run-time behavior and to help you identify performance bottlenecks. PL/SQL also provides a Trace API for tracing the execution of programs on...
This book offers practical answers to some of the hardest questions faced by PL/SQL developers, including: * What is the best way to write the SQL logic in my application code? * How should I write my packages so they can be leveraged by my entire team of developers? * How can I ...
Gangboard’s Oracle PLSQL Online Training will help you to become expert in writing PlSQL Statements, Procedures, Functions, Triggers, Ref Cursors, Array and Bulk Collect with Practical Classes. Get trained by Industry Experts with Certification Support. Learn SQL essential from the Course to beco...
This program flow is very similar to a Perl script that operates on a text file. CGI scripts and programs running on a Web server are often used to dynamically produce Web pages, but they are usually not the best choice for interacting with a database. Using PL/SQL stored procedures has...
This potent combination of process, reusable code, and automated analysis can transform best practices from a dream to a practical reality. Next Steps READ about more PL/SQL best practices oracle.com/technetwork/articles/plsql DOWNLOAD PL/SQL tools ...
在Oracle中,PL/SQL块中定义了一个带参数的游标: CURSORemp_cursor(dnumNUMBER)ISSELECTsal,commFORMempWHEREdeptno=dnum; 那么正确打开此游标的语句是() A、 OPENemp_cursor(20) B、 OPENemp_cursorFOR20 C、 OPENemp_cursorFOR20 D、 FORrmp_recINemp_cursor(20)LOOP...ENDLOOP; 免费查看参考答案及解析 题...
New database developers and DBAs can use its step-by-step instructions to get productive fast; experienced PL/SQL programmers can use this book as a practical solutions reference. Coverage includes Mastering basic PL/SQL concepts and general programming language fundamentals, and understanding SQLs ...
Doing SQL from PL/SQL: Best and Worst Practices An Oracle White Paper September 2008 21-September-2008 www.oracle.com/technology/tech/pl_sql/pdf/doing_sql_from_plsql.pdf NOTE The following is intended to outline our general product direction. it is intended for information purposes only, and...