normalization

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How to Map Lookup Tables in Hibernate for Semi-Static data

I\'m dealing with an existing table of events: Event Table: idevent_typestatus... ================== 1high.temperatureACCEPTED[详细]

2023-03-15 20:41 分类：问答
recycling data database design

I am struggling to come up with a proper design to hold recycling data.The data is collected on a three month cycle, for each week of that month.so the data looks like the following (they collect the[详细]

2023-03-15 02:41 分类：问答
bash equivalent of Python's os.path.normpath?

What\'s the bash equivalent to os.path.normpath? S开发者_高级运维pecifically I\'m interested in removing the leading ./ given when executing find.[详细]

2023-03-13 23:47 分类：问答
Problems applying directional light using normals in a webgl scene

Okay, So I have been all over the net trying to find ways to correctly render using normals, and directional light (origonally found in one of learningwebgl.com tutorials). In the learningwebgl tutor[详细]

2023-03-13 05:13 分类：问答
On Denormalization. How can I make this query shorter or better? (SQL SERVER 2000) [closed]

This question is unlikely to help any future visitors; it is only relevant to a small geographic area, a specific moment in time,or an extraordinarily narrow situation that is not generally applic[详细]

2023-03-12 12:21 分类：问答
normalize or not?

I have a DB in which there are 4 tables. A -> B -> C -> D Current the way I have it is, the Primary Key of A is a foreign key in B. And B would have it\'s own Primary Key, which is a foreign key in[详细]

2023-03-10 21:16 分类：问答
3rd Normal Form on User Account Table, Salts, and Hashes

I understand the importance of salts, hashes and all that good stuff for passwords. My question relates to relational database theory.[详细]

2023-03-09 11:48 分类：问答
ORM for large volume database

I am working on new project which have data oriented means very large volume of data (increasing day by day). So kindly suggest me which type of approach I should use to achieve desir开发者_开发知识库[详细]

2023-03-09 10:57 分类：问答
Schema Normalization :: Composite Game Schedule Constrained by Team

Related to the original generalized version of the problem:http://stackoverflow.com/questions/6068635/database-design-normalization-in-2-participant-event-join-table-or-2-column[详细]

2023-03-07 18:45 分类：问答
Derived concepts - database design considerations

I have a main concept - Mail message and two derived concepts : template-generated emails free-form emails[详细]

2023-03-07 16:57 分类：问答