I am building a website on MySQL with php, and I have 400+ products in a table. I have three columns with comma separated values, each has 1-3 values separated by commas in each row. I was wondering ...
Is there any practical difference or what are the advantages of using Postgres 9.x versus MySQL 5.x for storing EAV (Entity-Attribute-Value) structures, especially in terms of read performance?
CREATE TABLE relations ( object_id BIGINT(20) NOT NULL PRIMARY KEY, object_term BIGINT(20) NOT NULL, UNIQUE KEY link(object_id, object_term), CONSTRAINT fk_term FOREIGN KEY(object_term) ...
I am curious if it is considered a bad practice to use a unique table to store values asigned to a unique field that is shared between several webforms. The site with webforms will carry thousands or ...