Abstract: In today's age of global climate change, the energy consumption of IT is becoming a major issue. The power efficiency of algorithms has already been the subject of many works and Green ...

Can you chip in? This year we’ve reached an extraordinary milestone: 1 trillion web pages preserved on the Wayback Machine. This makes us the largest public repository of internet history ever ...

This is an art store database management for a typical store which sells art supplies. The system is made with Oracle-11g DBMS. It includes trigger, loop, PL-SQL, procedure and functions.

在上周的分享中，我们介绍了集合类型中的变长数组和索引表，今天我们讲一讲剩下的几种跟集合有关的数据类型。 嵌套表 嵌套表和varray类型用法类似，主要区别在于嵌套表在使用时不用指定元素上限。 这里我们采用结合游标制造一个比较复杂的例子，我们先 ...

PL/SQL is the procedural extension to SQL. With PL/SQL you can use SQL datatypes and commands. The big advantage of using PL/SQL is that you can send an entire block of statements to the database at ...

LOOP AT g_t_result. l_lmenge = l_lmenge + g_t_result-lmenge. ENDLOOP. LOOP AT g_t_result. l_lmenge = g_t_result-lmenge. ENDLOOP.