[My EDITED New Question] I am taking text input in HTML form as <textarea>. Suppose the user entered the following text:
In an existing DB, we have several tables associated with a central USERS table. Tables such as list of old password or User\'s preferences are associated based on USER_ID column in the main USERS tab
How should I store a user\'s height and weight in a MySQL database such that I can use the information to find users within a certain height or weight? Also, I will need to be able to display this inf
Let\'s say I want to tag various objects like companies, users, time-series data. I know ahead of time that I will want to do queries like find all companies with tag X.
Simple question, can\'t seem t开发者_如何学编程o find an answer on Google. I\'m normalizing a database and I\'m converting one of the tables to 2nd Normal Form. Question is: can the primary key of a t
I have a g开发者_如何学JAVAeneral (maybe stupid) question about MGL locking. For example, we have physical hierarchy db->table->row. I want modify row -> If I use MGL, put IX to DB, IX to table and X
Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be 开发者_如何学Pythonanswered with facts and cita
I am having a hard time trying to figure out if the following design pattern is acceptable. I have the following requirements (and some other more) for a relational model:
I currently have a design like so. There are tables for each object class. Each table then contains rows (objects) which needs to be associated with multiple statuses.
I\'ve got the following schema in my db: items | CREATE TABLE `items` ( `id` int(11) NOT NULL AUTO_INCREMENT,
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