Add primary key to existing table

Add primary key to existing table

sql sql-server sql-server-2008 constraints primary-key

sql

Foreign key constraint may cause cycles or multiple cascade paths?

sql sql-server constraints

sql

Oracle find a constraint

sql oracle constraints

sql

SQL Server 2005 How Create a Unique Constraint?

sql sql-server constraints

sql

Display names of all constraints for a table in Oracle SQL

sql oracle oracle11g constraints

sql

How to create a unique index on a NULL column?

sql sql-server indexing constraints unique

sql

What are database constraints? [closed]

sql sql-server constraints rdbms

sql

Rename a constraint in SQL Server?

sql sql-server constraints

sql

Postgres: Add constraint if it doesn't already exist

sql postgresql constraints

sql

SQL Server 2008- Get table constraints

sql sql-server sql-server-2008 constraints

sql

How to drop all NOT NULL constraints from a PostgreSQL table in one go

sql postgresql constraints sql-drop notnull

sql

How do you drop a default value or similar constraint in T-SQL?

sql tsql constraints default

sql

What is the purpose of constraint naming

sql database constraints naming

sql

Can there be constraints with the same name in a DB?

sql sql-server sql-server-2005 tsql constraints

sql

Adding named foreign key constraints in a SQL Create statement

sql sql-server postgresql constraints create-table

sql