I have a table which is created this way: -- -- Table: #__content -- CREATE TABLE "jos_content" ( "id" serial NOT NULL, "asset_id" bigint DEFAULT 0 NOT NULL, ... "xreference" varchar(50) ...
I do not have any experience in databases other than what I have from just playing with workbench and trying to understand how I need to setup this database for a project. I have been searching the ...
I've made this design similar to my problem, it's not exact but it close enough to understand my problem: http://i42.tinypic.com/bhbp5.jpg Some cellular client frequently send their GPS position and ...
Why do I need to have a primary key on my database for it to function correctly? In every tutorial I read, you need to make the id key the primary key. What does the primary key do differently than ...
Q: I use a serial as a datatype for my primary keys in my tables. I insert a lot of data then truncate these data one after one many times to test the data entry. My question is: Is there any ...