海鸥航迹

学习之笔记,好文之收集。

导航

< 2025年3月 >
23 24 25 26 27 28 1
2 3 4 5 6 7 8
9 10 11 12 13 14 15
16 17 18 19 20 21 22
23 24 25 26 27 28 29
30 31 1 2 3 4 5

统计

01 2011 档案

C++ Native Multi-Targeting
摘要:REF:http://blogs.msdn.com/b/vcblog/archive/2009/12/08/c-native-multi-targeting.aspx Hello, my name is Li Shao. I am a Software Design Engineer in Test on the C++ team. For the past two years, I have ... 阅读全文

posted @ 2011-01-25 15:50 海天一鸥 阅读(819) 评论(0) 推荐(0) 编辑

如何在VS2010(VC10)下编译Pro*C OCCI 程序
摘要:REF:https://supporthtml.oracle.com/ep/faces/secure/km/DocumentDisplay.jspx?id=1271017.1&print=Y&bugP... 阅读全文

posted @ 2011-01-25 15:37 海天一鸥 阅读(2677) 评论(2) 推荐(0) 编辑

Oracle pagination tips / Oracle分页技巧
摘要:Oracle pagination tips Oracle Tips by Vikas Rajan Atrey Also see these important notes on estimating the maximum results from a paginated Oracle SQL query. Invariably while developing data intensive... 阅读全文

posted @ 2011-01-25 15:08 海天一鸥 阅读(711) 评论(0) 推荐(0) 编辑

Oracle 行列转换(PIVOT)的N种方法
摘要:Oracle SQL - pivoting one row of several columns into one column of several rows Oracle Tips by Burleson Consulting There are many ways to use Oracle to pivot column data for display on a single row:... 阅读全文

posted @ 2011-01-24 15:10 海天一鸥 阅读(8111) 评论(0) 推荐(0) 编辑

ORACLE wm_concat (wmsys.) 函数(行列转换函数)
摘要:SQL wm_concat functionExpert Oracle Tips by Burleson Consulting September 19, 2010 Question: I have a table test_test and I need to count the distinct mark columns and them display all matching valu... 阅读全文

posted @ 2011-01-24 15:02 海天一鸥 阅读(2813) 评论(0) 推荐(0) 编辑

主要ZigBee芯片供应商ZigBee方案竞争能力比较
摘要:主要ZigBee芯片供应商ZigBee方案竞争能力比较 主要ZigBee芯片供应商ZigBee方案竞争能力比较 目前市场上主要ZigBee芯片提供商(2.4GHZ),主要有:TI/CHIPCON、EMBER(ST)、JENNIC(捷力)、FREESCALE、MICROCHIP四家。目前ZigBee技术提供方式有三种: 1) ZigBee RF+MCU 例如:TI CC2420+MSP430 、FREESCLAE MC13XX+GT60 、MICROCHIP MJ2440+PIC MCU。2)单芯片集成SOC 如:TI CC2430/CC2431(8051内核) 、FREESCALE MC13 阅读全文

posted @ 2011-01-10 22:11 海天一鸥 阅读(1612) 评论(0) 推荐(0) 编辑

Large DML insert/update hanging tips
摘要:Expert Oracle Tips by Burleson ConsultingAugust 24, 2010 Question: We were trying to insert approximately 76 million rows with about 4 gigabytes of space with a batch job when the insert operation failed with the archive log error. What are the best practices for performing large batch insert jobs t 阅读全文

posted @ 2011-01-06 10:12 海天一鸥 阅读(348) 评论(0) 推荐(0) 编辑

点击右上角即可分享
微信分享提示