Applies to: SQL Server 2008 (10.0.x) and later. Can be specified for FOREIGN KEY constraints and CHECK constraints. If this clause is specified for a constraint, the constraint is not enforced when replication agents perform insert, update, or delete operations. CHECK Is a constraint that en...
Applies to: SQL Server 2008 (10.0.x) and later. Can be specified for FOREIGN KEY constraints and CHECK constraints. If this clause is specified for a constraint, the constraint is not enforced when replication agents perform insert, update, or delete operations. ...
兼容性视图 (Transact-SQL) 动态管理视图和函数 (Transact-SQL) 信息架构视图 (Transact-SQL) 信息架构视图 (Transact-SQL) CHECK_CONSTRAINTS (Transact-SQL) COLUMN_DOMAIN_USAGE (Transact-SQL) COLUMN_PRIVILEGES (Transact-SQL) COLUMNS (Transact-SQL) CONSTRAINT_COLUMN_USAGE (Transact-SQL) CONSTRAINT_TABLE_...
Applies to: SQL Server 2008 (10.0.x) and later. Can be specified for FOREIGN KEY constraints and CHECK constraints. If this clause is specified for a constraint, the constraint is not enforced when replication agents perform insert, update, or delete operations. ...
Applies to: SQL Server 2016 (13.x) and later, SQL Database. Must be 'AEAD_AES_256_CBC_HMAC_SHA_256'. For more information including feature constraints, see Always Encrypted (Database Engine). ADD MASKED WITH ( FUNCTION = ' mask_function ') Applies to: SQL Server 2016 (13.x) and...
The Database Engine does not enforce an order for specifying DEFAULT, IDENTITY, ROWGUIDCOL, or column constraints in a column definition. Examples For examples, see ALTER TABLE (Transact-SQL). See Also Reference ALTER TABLE (Transact-SQL) Concepts Controlling Constraints, Identities, and Triggers...
unique key. This is a shortcut for the UniqueConstraint annotation at the table level and is useful for when the unique key constraint is only a single field. This constraint applies in addition to any constraint entailed by primary key mapping and to constraints specified at the table level....
SQL Server Unique constraint for values in different columnI agree 100% with the above comments ...
Constraint-based definition: Enables you to specify row-level security by associating a constraint with a dimension table. The constraint limits access to a dimension by acting as the WHERE clause in a SQL statement—for example, SELECT Account ID FROM Account Dimension WHERE Account ID = Northwes...
The IDSSECURITY LABEL column cannot have any explicit single-column constraints, and it cannot be part of multiple-column referential or check constraints. The IDSSECURITYLABEL column cannot be encrypted. If the table is secured with both row-level and column-level protection, the default or expli...