When designing tables, I've developed a habit of having one column that is unique and that I make the primary …
sql sql-server database relationalDoes anyone use tuples in Ruby? If so, how may one implement a tuple? Ruby hashes are nice and work …
ruby tuples relationalWhy do database guys go on about normalisation? What is it? How does it help? Does it apply to anything …
database-design database-normalization relationalCan any kind soul clarify my doubts with a simple example below and identify the superkey, candidate key and primary …
sql oracle primary-key relationalWhy should I use document based database like CouchDB instead of using relational database. Are there any typical kinds of …
database couchdb relational non-relational-databaseI have a cross reference table that looks like this: id document_id subject_id 1 8 21 2 5 17 3 5 76 4 7 88 5 9 17 6 9 76 7 2 76 It matches documents to subjects. …
sql relationalI have two tables: Employee (ID, Name, Address) and Store(ID,Address) and I would like to record information about …
sql sql-server tsql relational-database relationalMany database systems don't allow comments or descriptions of tables and fields, so how do you go about documenting the …
sql database documentation relationalIs there a way to use relational operators (<,<=,>,>=) in a switch statement? int score = 95; switch(score) { …
java operators switch-statement relationalDoes anyone know if there is sort of an open-source Prezi tool that works with HTML5 / javascript? I'm looking for …
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