Unique-constraint is an index that sets one or multiple fields to be unique in a data entity
I can find syntax "charts" on this on the SQLite website, but no examples and my code is crashing. I …
sqlite unique-constraint compound-keyI am trying to insert values in table. But there is only one value inserted. I am getting an error …
java android database sqlite unique-constraintI have to add a unique constraint to an existing table. This is fine except that the table has millions …
sql postgresql duplicate-removal unique-constraint sql-deleteI am using an oracle table and have created a unique constraint over four columns. Can these columns within the …
oracle unique-constraintI have a simple table in my SQL Server database. This table contains two columns: ID int, Name nvarchar(50). The …
sql-server unique unique-constraintI have rows in an Oracle database table which should be unique for a combination of two fields but the …
sql oracle unique unique-constraint ora-00918I have a Table with 4 Columns Each Column will be A,B,C,D Column A is the Primary key. …
sql oracle constraints unique-constraint composite-keyNaming conventions are important, and primary key and foreign key have commonly used and obvious conventions (PK_Table and FK_…
sql sql-server naming-conventions unique-constraintI need to catch violation of UNIQUE constraints in a special way by a C# application I am developing. Is …
sql-server-2005 unique-constraintQuestion Is it possible to define a unique constraint on a property using either the fluent syntax or an attribute? …
entity-framework code-first unique-constraint