In the following situation, what would the database design look like? This is for some sort开发者_如何学Python of inventory system.
I am inserting some words into a two-column table with this command: INSERT IGNORE INTO terms (term) VALUES (\'word1\'), (\'word2\'), (\'word3\');
I have a social app that has a user_profil开发者_如何学Ce table with typical standard fields, such as
Imagine the following (very bad) table design in MSSQL2008R2: Table \"Posts\": Id (PK, int) | DatasourceId (PK, int) | QuotedPostIds (nvarchar(255)) | [...]
I have a text file which contains several spelling variants of many words: For e.g. identification ... ID .. identity...contract.... contr.... contractor...medicine...pills..tables
I understan开发者_StackOverflow社区d the value of primary keys. I understand the value of indexes.
How should you design your database? Using OO inheritance principes or using database normalization ru开发者_运维百科les?Which do you prefer? Why?Thanks.If you are designing a relational database, the
I\'m trying to add musical style columns to an event table and from what I\'ve gathered this can be either done by adding a 开发者_运维百科column for each musical style or by doing a many-to-many tabl
I am trying to implement a system on my website similar to that of Facebook\'s \"Like\" feature.Where users can click a button which counter++\'s.However, I have run into a problem in terms of efficie
When calling norm on a matrix in MATLAB, it returns what\'s known as a \"matrix norm\" (a scalar value), instead of an array of vector norms. Is there any way to obtain the norm of each vector in a m开
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