I have this mock database: users: userid companies: company_id user_id franchises: franchise_id company_id stores:
Hi I\'m trying to store group, subgroup, and user information in a database (SQLite). A group can have multiple subgroup, and user can belong to multiple groups/subgroups as following.
Setup: I was trying to understand the difference between identifying and non-identifying relationships when I found this great article on stackexchange. What's the difference between identifying
I have a - Table X ------------------------------------ TaskId (bigint-identity-primary key) Data1 (varchar), Data2(varchar)
As it currently stands, this question is not a good fit for our Q&A format. We 开发者_运维问答expect answers to be supported by facts, references,or expertise, but this question will likely so
I am building a community site where logon will be by email and members will be able to change their name/nick name.
Can some one please tell me, how to design a database that can store Starting location ( Name of city)
Clarification: I am not trying to calculate friendly times (e.g., \"8 seconds ago\") by using a timestamp and the current time.
Our application has an online shop among other features, and users are normally requested to register before completing a sale, creating a unique customer_ID in the process. When they return, they can
When retrieving entries in a database, is there a difference between storing values as a floa开发者_JAVA技巧t or decimal vs. an int when using ORDERBY in a SELECT statement? It depends. You didn\'t sp
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