SQL Server Unique constraint for values in different columnI agree 100% with the above comments ...
SQL Server Unique constraint for values in different columnI agree 100% with the above comments ...
In SQL Server 2005, a new clause ‘MOVE TO’ was added to the ALTER TABLE command to allow for moving a table to a different filegroup.MOVE TO clause is used along with DROP CONSTRAINT clause in the ALTER TABLE syntax.When a primary key constraint or a constraint which created a clustere...
Re: SQL - different results inline x where Posted 08-04-2012 07:30 PM (2663 views) | In reply to econ That's not true. Look at the SQL solutions proposed on this forum, most uses of the GROUP BY clause occur without a DISTINCT constraint. For example, the query SELECT a, b,...
Add Time in SQL HH:MM:SS to another HH:MM:SS Adding a column to a large (100 million rows) table with default constraint adding a extra column in a pivot table created uisng T-SQL Pivot Table query Adding a partition scheme to an existing table. Adding a Value to a 'date' Column...
CONSTRAINT c_id_key UNIQUE (id), ); Create a connection to the DB using createConnection Try to call connection.createQueryRunner().getTables() In the results, there will be uniques: ['id', 'id']. The reason seems to be here: ...
Processing object type TABLE_EXPORT/TABLE/CONSTRAINT/CONSTRAINT. . exported "SOURCE"."DASANI" 5.687 KB 15 rowsMaster table "SYS"."SYS_EXPORT_TABLE_01" successfully loaded/unloaded *** Dump file set for SYS.SYS_EXPORT_TABLE_01 is: /u01/app/oracle/admin/PSG01DAS/dpdump/source_dasani.dmp ...
You cannot move indexes created using a UNIQUE or PRIMARY KEY constraint using Management Studio. To move these indexes use the CREATE INDEX statement with the (DROP_EXISTING=ON) option in Transact-SQL. Security Permissions Requires ALTER permission on the table or view. User must be a member ...
If aFOREIGN KEYconstraint is defined on a table, any insert, update, or delete that requires the constraint condition to be checked sets shared record-level locks on the records that it looks at to check the constraint.InnoDBalso sets these locks in the case where the constraint fails. ...
constraint PK_Clients primary key clustered(ClientId) ) go create table dbo.Orders ( OrderId int not null identity(1,1), Clientid int not null, OrderDate datetime not null, OrderNumber varchar(32) not null, Amount smallmoney not null, ...