A key is a set of attributes that is irreducibly unique and non-nullable within a table.
What are the differences between Unique Key, Primary Key and Foreign Key with respect to concept of SQL? How they …
sql foreign-keys primary-key rdbms unique-keyI had a custom primary key that need to be set up on a particular data in a model. This …
django primary-key unique-keyCould someone clarify what is the purpose of having unique index without unique constraint (Oracle)? For example, create table test22(…
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c# sql-server exception-handling entity-framework-6 unique-keyi want to make a table in MySQL server with mediumtext column as UNIQUE KEY CREATE TABLE `parts` ( `id` int(11) …
mysql sql database unique-keyI have a table with 4 columns: ID, type, owner, description. ID is AUTO_INCREMENT PRIMARY KEY and now I want …
mysql alter-table unique-keyI am using angularjs for my page. I want to filter the values from the JSON object, So that no …
angularjs filter unique unique-key ng-repeatI have a table with two int values that are IDs. On their own these IDs can show up any …
mysql composite-key unique-keyWhat is the PC unique ID? How could we get the PC unqiue ID? Is it about Hard disk or …
vb.net visual-studio-2005 unique-keyI was told by a friend: What unique key do you use? I hope you are not saving the entire …
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