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Book Review: Managing Humans 27 Nov 2009 | 12:35 pm
Like many of the books I've read, Managing Humans is essentially a printed-out blog, and you can tell that pretty quickly by the terse, disjointed, and stream-of-consciousness hops from one chapter to...
Book Review: Crush It! 12 Nov 2009 | 03:12 am
I've never read a motivational self-help book, but I imagine this is what they are like. Gary compresses a lot of good content into a very small book, but there's a plethora of cheerleading. His core ...
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Change a column which is or has a foreign key in MySQL exoool.com 10 Nov 2011 | 01:24 am
When trying to change(alter) a column which is a foreign or has a foreign in MySQL, an error info like below shows up: Error SQL query: ALTER TABLE `city` CHANGE `CountryCode` `CountryCode` CHAR( 3...
Menonaktifkan Sementara Pengecekan Foreign Key yacanet.com 26 Mar 2012 | 04:25 pm
Salah satu hal yang biasa dihadapi bagi orang yang pindah server adalah menginstall ulang database-database lama di server yang baru. Kesulitan akan timbul bila ada tabel bertipe innoDB yang menerapka...
Joining An EAV Table (With Attributes) To A Flat Table codemagento.com 16 Mar 2011 | 01:07 pm
If you have created a "custom" flat table that has a foreign key to an existing Magento EAV table, you might come across the need to join the two together. If you main table is the flat table, you wil...
Data Defenition Language (DDL) sukabongkar.blogspot.com 15 Oct 2010 | 11:37 pm
I. Pendefinisian relationship dan efek mapping cardinalitas terhadap jenis key (primary key, foreign key, secondary key) 1.1 Relationship Relationship Adalah hubungan antara suatu himpunan entita...
Be careful with MySQL's REPLACE samesystem.posterous.com 16 Feb 2011 | 04:19 am
Intro Few days ago we have noticed an unreasonably high number of rows in one of the database tables. Even more, the majority of these rows had missing parent record of their foreign key. While every...
Perbedaan Primary Key, Foreign Key dan Unique Key kuncen.cmi.web.id 24 May 2012 | 07:50 pm
Primary key atau Unique key merupakan kunci yang secara unik mengidentifikasi baris pada table. Primary key atau unique key dapat diterapkan pada satu atau lebih field. Apabila primary key atau unique...
SQL Server – Criação de tabelas com chave estrangeira marceloabibcardoso.wordpress.com 17 Mar 2009 | 07:41 am
Olá Pessoal, Hoje estaremos abordando a criação de uma tabela com chave estrangeira ou foreign key. Abordaremos então: - O que é uma chave estrangeira(FK)? - Colocando em prática - Por que usar? ...
Oracle Tables: Create table with foreign key constraint plsql.globinch.com 9 Jan 2009 | 11:40 pm
Usage Create table statement with foreign key constraint will create table with referential integrity. Foreign Key holds the reference to another table column value.It is also known as references con...
‘CREATE TABLE’ : create table with composite primary key plsql.globinch.com 9 Jan 2009 | 11:38 pm
CREATE TABLE statement can be used to create table objects in database. It is possible to add constraints like primary key ,foreign key while table creation.Primary key is the unique identifier for a ...
Kunci Tamu (Foreign Key) sholeh.co.cc 27 Sep 2010 | 12:46 am
Kunci Tamu adalah satu atribut atau satu set minimal atribut yang melengkapi satu hubungan yang menunjukan ke induknya. Kunci tamu di tempatkan pada entity anak dan sama dengan kunci primer induk...