postgresql open source

Environment Ubuntu 14.04 Desktop EditionPostgreSQL source Download link, this tutorial is compiled with PostgreSQL 9.3.4http://www.postgresql.org/ftp/source/First we need to install several packages for Ubuntu, because PostgreSQL builds onInstall Libreadline Install libreadline6 libreadline6-devinstall zlibInstall Zli

Label:First, why discard access?1. You need to install Access driver on the client's machine PS: This is more annoying, we all know that the simpler the better, install this is too cumbersome for users. 2. Poor performance during Operation PS: People who have used access know that this is a time-consuming query when it comes to large amounts of data. 3. No transaction support Many operations in the actual project need the original transaction support, as for the existence of the business people

Android Open Source Library and design mode open Source Group setup IntroductionAt the end of 2014 suddenly participated in the CSDN blog star selection, look at their blog level is too low, so I would like to write some other than the same blog out. After thinking about it, I think there is not much information on the

Opensift An open-source SIFT LibraryView Project Ongithub The scale invariant Feature Transform (SIFT) are a method to detect distinctive, invariant image Feature points, which easi Ly can is matched between images to perform tasks such as object detection and recognition, or to compute geometrical tran Sformations between images. The Open-

I use the Postgres version of the source code for postgresql-9.3.5.The system is CentOS6.5, which is 64 bits.Read the README directly after downloadingThen read the install and follow the steps to do it.I was compiling, because there are two libraries can not find, my system is not, so my configure parameters are as follows:./configure--without-readline--without-zlibThen the next step and the steps in the I

a picture of open source License Agreement, open Source license GPL, BSD, MIT, Mozilla, Apache and LGPL differences Open source licenses The difference between GPL, BSD, MIT, Mozilla, Apache, and LGPLFirst borrow a fairly straigh

60 Open Source Cloud Applications "Part 3" (The Open source app you Can use in the cloud)This article is translated from http://www.datamation.com/open-source/60-open-

Open source licenses The difference between GPL, BSD, MIT, Mozilla, Apache, and LGPLFirst borrow a fairly straightforward diagram of the people who are interested to divide the various protocols: Open source License GPL, BSD, MIT, Mozilla, Apache and LGPL differencesThe following is a brief introduction to the above ag

Open source is already widely used in today's software industry, but does open source mean that users can do whatever they want to do with open source code? The answer is no. Open-

does not have a match cannot be ignored, and it needs to be connected to an empty tuple, which is true when the correct join, full join. 3) Mj_innertupleslot: The empty tuple generated for the right child node tuple, constructed when the Mj_fillouter is true. 4) Mj_outertupleslot: The empty tuple generated for the left Dial hand node tuple, constructed when the Mj_fillinner is true. In addition to this, you need to set the variable Mj_matchedouter (mj_matchedinner) that marks the current left (

Tags: order experience various types of linked list resource management share picture ODI context resource allocation2. Can optimize the execution of the statementThe common feature of the optimized statements is that they are processed by the query compiler to generate an inquiry plan tree, which is handled by the executor (Executor). The module provides three interfaces externally: Executorstart, Executorrun, and Executorend, whose input is the data structure Querydesc that contains the inquir

More and more developers and designers want to open-source their products so that others can do more on the basis of their code. The open-source community is also full of vigor. Open-source software exists in all the application f

. (4) processing instead of ROW UPDATE Triggers. If present, call the Execirupdatetriggers function to process and return directly without an insert operation. (5) Processing foreign table, for which the ri_fdwroutine is initialized. Call the foreign server's API to process the update for that tuple and get the returned slot. (6) Handle the condition (execwithcheckoptions function) and uniqueness constraint (execconstraints function) on OnConflict option in with CHECK option. (7)

For the software open source, I have been a few years ago, but the actual investment time is not very long. Remember that the focus was on " Open source Chinese community ", but then the site and content is not so rich now, but only to collect some of the content of open

Efficient and practical. NET open-source projects and practical. NET open-source projects It seems that I haven't written a blog for a long time. I have always wanted to write two articles, but I don't have time to write them. I feel that a lot of things have to be done recently, and they have been exhausted until rece

Bamboo and open Source: rooted to grow higherThe Dragon Boat Festival arrived, people are discussing the indomitable spirit of Qu Yuan, as well as the dragon Boat, Rice leaf and other world cultural heritage. The leaves are light, giving infinite reverie. Or, you can easily think of bamboo leaves with similar leaf shapes, as well as erect and erect bone-feeling bamboo. Bamboo in the breeze in the sound of h

For a businessman, it is better to buy than to buy. From a cost perspective, this is an indisputable fact. Not to mention open source? There are open source things to use, no money, how good things. But is it so good? To know that there is no free lunch in the world, in fact, open